{"id":30095,"date":"2023-05-03T02:03:56","date_gmt":"2023-10-07T11:05:57","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e3%80%90php%e3%80%91%e4%bd%bf%e7%94%a8php%e5%88%9b%e5%bb%ba%e5%a4%87%e5%bf%98%e5%bd%95%e5%ba%94%e7%94%a8%e7%a8%8b%e5%ba%8f%e3%80%902%e3%80%91\/"},"modified":"2025-08-12T17:31:33","modified_gmt":"2025-08-12T09:31:33","slug":"%e3%80%90php%e3%80%91%e4%bd%bf%e7%94%a8php%e5%88%9b%e5%bb%ba%e5%a4%87%e5%bf%98%e5%bd%95%e5%ba%94%e7%94%a8%e7%a8%8b%e5%ba%8f%e3%80%902%e3%80%91","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e3%80%90php%e3%80%91%e4%bd%bf%e7%94%a8php%e5%88%9b%e5%bb%ba%e5%a4%87%e5%bf%98%e5%bd%95%e5%ba%94%e7%94%a8%e7%a8%8b%e5%ba%8f%e3%80%902%e3%80%91\/","title":{"rendered":"\u3010PHP\u3011\u4f7f\u7528PHP\u521b\u5efa\u5907\u5fd8\u5f55\u5e94\u7528\u7a0b\u5e8f\u30102\u3011"},"content":{"rendered":"<h1>\u4e0a\u4e00\u7bc7\u6587\u7ae0\u7684\u6458\u8981\u7531\u4e8e\u521b\u5efa\u4e86\u4e00\u4e2a\u5177\u6709CRUD\u529f\u80fd\u7684\u7b80\u5355\u5907\u5fd8\u5f55\u5e94\u7528\u7a0b\u5e8f\uff0c\u6211\u5c06\u628a\u5907\u5fd8\u5f55\u4fdd\u5b58\u4e3a\u6587\u7ae0\u3002\u5728\u4e0a\u4e00\u7bc7\u6587\u7ae0\uff08https:\/\/qiita.com\/iwatsukayura\/items\/43c42d5378616b932f24\uff09\u4e2d\uff0c\u6211\u4eec\u8fdb\u884c\u4e86\u6570\u636e\u5e93\u8bbe\u8ba1\uff0c\u5e76\u5c06\u5907\u5fd8\u5f55\u663e\u793a\u4e3a\u5217\u8868\u3002\u5728\u672c\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u4eec\u5c06\u6dfb\u52a0\u5907\u5fd8\u5f55\u7684\u5220\u9664\u3001\u8be6\u7ec6\u9875\u9762\u548c\u7f16\u8f91\u9875\u9762\u7b49\u529f\u80fd\u3002<\/p>\n<h1>\u8ba1\u7b97\u9875\u9762\u6570\u5728\u8fd9\u4e2a\u5907\u5fd8\u5f55\u5e94\u7528\u7a0b\u5e8f\u4e2d\uff0c\u6211\u5df2\u7ecf\u7f16\u5199\u4e86\u4ee3\u7801\uff0c\u4f7f\u5f97\u6bcf\u6b21\u6539\u53d8\u9875\u9762\u65f6\u90fd\u4f1a\u663e\u793a5\u6761\u5907\u5fd8\u5f55\u3002\u4ee5\u4e0b\u662f\u6211\u4f7f\u7528\u7684\u4ee3\u7801\u548c\u8ba1\u7b97\u65b9\u6cd5\u3002\uff08\u4e0b\u9762\u662f index.html \u8fd9\u7bc7\u6587\u7ae0\u7684\u4e00\u90e8\u5206\uff09<\/p>\n<pre class=\"post-pre\"><code><span class=\"cp\">&lt;?php<\/span>\r\n<span class=\"c1\">\/\/\u6700\u5927\u30da\u30fc\u30b8\u6570\u3092\u6c42\u3081\u308b<\/span>\r\n<span class=\"nv\">$counts<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">$db<\/span><span class=\"o\">-&gt;<\/span><span class=\"nf\">query<\/span><span class=\"p\">(<\/span><span class=\"s1\">'select count(*) as cnt from memos'<\/span><span class=\"p\">);<\/span>\r\n<span class=\"nv\">$count<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">$counts<\/span><span class=\"o\">-&gt;<\/span><span class=\"nf\">fetch_assoc<\/span><span class=\"p\">();<\/span>\r\n<span class=\"nv\">$max_page<\/span> <span class=\"o\">=<\/span> <span class=\"nb\">floor<\/span><span class=\"p\">((<\/span><span class=\"nv\">$count<\/span><span class=\"p\">[<\/span><span class=\"s1\">'cnt'<\/span><span class=\"p\">]<\/span><span class=\"o\">-<\/span><span class=\"mi\">1<\/span><span class=\"p\">)<\/span><span class=\"o\">\/<\/span><span class=\"mi\">5<\/span> <span class=\"o\">+<\/span> <span class=\"mi\">1<\/span><span class=\"p\">);<\/span>\r\n\r\n<span class=\"nv\">$stmt<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">$db<\/span><span class=\"o\">-&gt;<\/span><span class=\"nf\">prepare<\/span><span class=\"p\">(<\/span><span class=\"s1\">'select * from memos order by id desc limit ?, 5'<\/span><span class=\"p\">);<\/span>\r\n<span class=\"k\">if<\/span> <span class=\"p\">(<\/span><span class=\"o\">!<\/span><span class=\"nv\">$stmt<\/span><span class=\"p\">){<\/span>\r\n  <span class=\"k\">die<\/span><span class=\"p\">(<\/span><span class=\"nv\">$db<\/span><span class=\"o\">-&gt;<\/span><span class=\"n\">error<\/span><span class=\"p\">);<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"nv\">$page<\/span> <span class=\"o\">=<\/span> <span class=\"nb\">filter_input<\/span><span class=\"p\">(<\/span><span class=\"no\">INPUT_GET<\/span><span class=\"p\">,<\/span> <span class=\"s1\">'page'<\/span><span class=\"p\">,<\/span> <span class=\"no\">FILTER_SANITIZE_NUMBER_INT<\/span><span class=\"p\">);<\/span>\r\n<span class=\"nv\">$page<\/span> <span class=\"o\">=<\/span> <span class=\"p\">(<\/span><span class=\"nv\">$page<\/span> <span class=\"o\">?:<\/span> <span class=\"mi\">1<\/span><span class=\"p\">);<\/span>\r\n<span class=\"nv\">$start<\/span> <span class=\"o\">=<\/span> <span class=\"p\">(<\/span><span class=\"nv\">$page<\/span><span class=\"o\">-<\/span><span class=\"mi\">1<\/span><span class=\"p\">)<\/span><span class=\"o\">*<\/span><span class=\"mi\">5<\/span><span class=\"p\">;<\/span>\r\n<span class=\"nv\">$stmt<\/span><span class=\"o\">-&gt;<\/span><span class=\"nf\">bind_param<\/span><span class=\"p\">(<\/span><span class=\"s1\">'i'<\/span><span class=\"p\">,<\/span> <span class=\"nv\">$start<\/span><span class=\"p\">);<\/span>\r\n<span class=\"nv\">$result<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">$stmt<\/span><span class=\"o\">-&gt;<\/span><span class=\"nf\">execute<\/span><span class=\"p\">();<\/span>\r\n<span class=\"cp\">?&gt;<\/span>\r\n<span class=\"cp\">&lt;!DOCTYPE html&gt;<\/span>\r\n<span class=\"nt\">&lt;html<\/span> <span class=\"na\">lang=<\/span><span class=\"s\">\"ja\"<\/span><span class=\"nt\">&gt;<\/span>\r\n<span class=\"nt\">&lt;body&gt;<\/span>\r\n  <span class=\"nt\">&lt;p&gt;<\/span>\r\n    <span class=\"cp\">&lt;?php<\/span> <span class=\"k\">if<\/span><span class=\"p\">(<\/span><span class=\"nv\">$page<\/span> <span class=\"o\">&gt;<\/span> <span class=\"mi\">1<\/span><span class=\"p\">)<\/span><span class=\"o\">:<\/span> <span class=\"cp\">?&gt;<\/span>\r\n      <span class=\"nt\">&lt;a<\/span> <span class=\"na\">href=<\/span><span class=\"s\">\"?page=<\/span><span class=\"cp\">&lt;?php<\/span> <span class=\"k\">echo<\/span> <span class=\"nv\">$page<\/span><span class=\"o\">-<\/span><span class=\"mi\">1<\/span><span class=\"p\">;<\/span> <span class=\"cp\">?&gt;<\/span><span class=\"s\">\"<\/span><span class=\"nt\">&gt;<\/span><span class=\"cp\">&lt;?php<\/span> <span class=\"k\">echo<\/span> <span class=\"nv\">$page<\/span><span class=\"o\">-<\/span><span class=\"mi\">1<\/span><span class=\"cp\">?&gt;<\/span>\u30da\u30fc\u30b8\u76ee<span class=\"nt\">&lt;\/a&gt;<\/span> | \r\n    <span class=\"cp\">&lt;?php<\/span> <span class=\"k\">endif<\/span><span class=\"p\">;<\/span> <span class=\"cp\">?&gt;<\/span>\r\n    <span class=\"cp\">&lt;?php<\/span> <span class=\"k\">if<\/span><span class=\"p\">(<\/span><span class=\"nv\">$page<\/span> <span class=\"o\">&lt;<\/span> <span class=\"nv\">$max_page<\/span><span class=\"p\">)<\/span><span class=\"o\">:<\/span> <span class=\"cp\">?&gt;<\/span>\r\n      <span class=\"nt\">&lt;a<\/span> <span class=\"na\">href=<\/span><span class=\"s\">\"?page=<\/span><span class=\"cp\">&lt;?php<\/span> <span class=\"k\">echo<\/span> <span class=\"nv\">$page<\/span><span class=\"o\">+<\/span><span class=\"mi\">1<\/span><span class=\"p\">;<\/span> <span class=\"cp\">?&gt;<\/span><span class=\"s\">\"<\/span><span class=\"nt\">&gt;<\/span><span class=\"cp\">&lt;?php<\/span> <span class=\"k\">echo<\/span> <span class=\"nv\">$page<\/span><span class=\"o\">+<\/span><span class=\"mi\">1<\/span><span class=\"cp\">?&gt;<\/span>\u30da\u30fc\u30b8\u76ee<span class=\"nt\">&lt;\/a&gt;<\/span>\r\n    <span class=\"cp\">&lt;?php<\/span> <span class=\"k\">endif<\/span><span class=\"p\">;<\/span> <span class=\"cp\">?&gt;<\/span>\r\n  <span class=\"nt\">&lt;\/p&gt;<\/span>\r\n\r\n<span class=\"nt\">&lt;\/body&gt;<\/span>\r\n<span class=\"nt\">&lt;\/html&gt;<\/span>\r\n<\/code><\/pre>\n<p>\u56e0\u4e3a\u4e00\u4e9b\u8ba1\u7b97\u548c\u8fd0\u7b97\u7b26\u6bd4\u8f83\u590d\u6742\uff0c\u6240\u4ee5\u6211\u4eec\u4e00\u4e2a\u4e00\u4e2a\u5730\u6765\u770b\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"cp\">&lt;?php<\/span>\r\n<span class=\"c1\">\/\/\u6700\u5927\u30da\u30fc\u30b8\u6570\u3092\u6c42\u3081\u308b<\/span>\r\n<span class=\"nv\">$counts<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">$db<\/span><span class=\"o\">-&gt;<\/span><span class=\"nf\">query<\/span><span class=\"p\">(<\/span><span class=\"s1\">'select count(*) as cnt from memos'<\/span><span class=\"p\">);<\/span>\r\n<span class=\"nv\">$count<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">$counts<\/span><span class=\"o\">-&gt;<\/span><span class=\"nf\">fetch_assoc<\/span><span class=\"p\">();<\/span>\r\n<span class=\"nv\">$max_page<\/span> <span class=\"o\">=<\/span> <span class=\"nb\">floor<\/span><span class=\"p\">((<\/span><span class=\"nv\">$count<\/span><span class=\"p\">[<\/span><span class=\"s1\">'cnt'<\/span><span class=\"p\">]<\/span><span class=\"o\">-<\/span><span class=\"mi\">1<\/span><span class=\"p\">)<\/span><span class=\"o\">\/<\/span><span class=\"mi\">5<\/span> <span class=\"o\">+<\/span> <span class=\"mi\">1<\/span><span class=\"p\">);<\/span>\r\n<span class=\"cp\">?&gt;<\/span>\r\n<\/code><\/pre>\n<p>counts\u4e2d\u5b58\u50a8\u7740\u5c06DB\u4e2d\u5b58\u50a8\u7684\u6570\u636e\u6570\u91cf\u5b58\u50a8\u5230\u53d8\u91cfcnt\u4e2d\u7684\u503c\u3002\u6211\u4eec\u4f7f\u7528SQL\u8bed\u53e5\u5e76\u4f7f\u7528fetch_assoc()\u5c06\u83b7\u53d6\u7684\u503c\u5b58\u50a8\u5230count\u4e2d\u4f5c\u4e3a\u5173\u8054\u6570\u7ec4\u3002\u5728\u8fd9\u91cc\uff0c\u5f53\u6309\u7167\u6bcf5\u6761\u8bb0\u5f55\u5206\u5272\u65f6\uff0c\u6700\u5927\u9875\u9762\u6570\u4e3a{(\u8bb0\u5f55\u6570-1)\/5+1}\u7684\u6574\u6570\u90e8\u5206\uff0c\u56e0\u6b64\u6211\u4eec\u4f7f\u7528floor\u51fd\u6570\u5411\u4e0b\u53d6\u6574\u3002\u8fd9\u6837\u5c31\u5f97\u5230\u4e86\u6700\u5927\u9875\u9762\u6570\u3002<\/p>\n<p>\u6b64\u5916\uff0c\u5c06\u9875\u9762\u6309\u7167\u6bcf\u98755\u4e2a\u9879\u76ee\u8fdb\u884c\u66f4\u6539\uff0c\u610f\u5473\u7740\u5728\u6307\u5b9aSQL\u8bed\u53e5\u7684?\u5904\u63d2\u5165\u503c\u65f6\uff0c\u9700\u8981\u6309\u71675\u7684\u500d\u6570\u59820,5,10&#8230;\u6765\u5b9e\u73b0\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"cp\">&lt;?php<\/span>\r\n<span class=\"nv\">$page<\/span> <span class=\"o\">=<\/span> <span class=\"nb\">filter_input<\/span><span class=\"p\">(<\/span><span class=\"no\">INPUT_GET<\/span><span class=\"p\">,<\/span> <span class=\"s1\">'page'<\/span><span class=\"p\">,<\/span> <span class=\"no\">FILTER_SANITIZE_NUMBER_INT<\/span><span class=\"p\">);<\/span>\r\n<span class=\"nv\">$page<\/span> <span class=\"o\">=<\/span> <span class=\"p\">(<\/span><span class=\"nv\">$page<\/span> <span class=\"o\">?:<\/span> <span class=\"mi\">1<\/span><span class=\"p\">);<\/span>\r\n<span class=\"nv\">$start<\/span> <span class=\"o\">=<\/span> <span class=\"p\">(<\/span><span class=\"nv\">$page<\/span><span class=\"o\">-<\/span><span class=\"mi\">1<\/span><span class=\"p\">)<\/span><span class=\"o\">*<\/span><span class=\"mi\">5<\/span><span class=\"p\">;<\/span>\r\n<span class=\"nv\">$stmt<\/span><span class=\"o\">-&gt;<\/span><span class=\"nf\">bind_param<\/span><span class=\"p\">(<\/span><span class=\"s1\">'i'<\/span><span class=\"p\">,<\/span> <span class=\"nv\">$start<\/span><span class=\"p\">);<\/span>\r\n<span class=\"nv\">$result<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">$stmt<\/span><span class=\"o\">-&gt;<\/span><span class=\"nf\">execute<\/span><span class=\"p\">();<\/span>\r\n<span class=\"cp\">?&gt;<\/span>\r\n<\/code><\/pre>\n<p>\u8fd9\u90e8\u5206\u662f\u8fd9\u6837\u7684\u3002<br \/>\n\u6211\u5c06URL\u53c2\u6570\u4e2d\u6307\u5b9a\u7684\u9875\u6570\u7684\u503c\u5b58\u50a8\u5728\u53d8\u91cfpage\u4e2d\u3002\u540c\u65f6\uff0c\u9700\u8981\u6839\u636e\u5907\u5fd8\u5f55\u6570\u6765\u5224\u65ad\u8fd9\u4e2a\u9875\u6570\u662f\u5426\u5b58\u5728\u3002\u53ef\u4ee5\u4f7f\u7528if\u8bed\u53e5\uff0c\u4f46\u4e3a\u7b80\u5316\u8d77\u89c1\uff0c\u8fd9\u6b21\u6211\u4eec\u5c06\u4f7f\u7528\u4e09\u5143\u8fd0\u7b97\u7b26\uff08\u7a7a\u503c\u5408\u5e76\u8fd0\u7b97\u7b26\uff09\u3002<\/p>\n<p>\u8bf7\u53c2\u8003\u4ee5\u4e0b\u6709\u5173Elvis\u8fd0\u7b97\u7b26\u7684\u5185\u5bb9\u3002<\/p>\n<blockquote><p>\u3010PHP\u5165\u95e8\u3011\u4e09\u5143\u8fd0\u7b97\u7b26\u662f\u4ec0\u4e48\uff1f\u638c\u63e1\u5b83\u4ee5\u4f7f\u4ee3\u7801\u66f4\u7b80\u6d01<br \/>\nhttps:\/\/www.sejuku.net\/blog\/23070<\/p><\/blockquote>\n<p>\u5982\u679c\u901a\u8fc7Elvis\u8fd0\u7b97\u7b26\u6307\u5b9a\u7684\u9875\u7801\u5b58\u5728\uff08\u6761\u4ef6\u4e3aTrue\uff09\uff0c\u5219\u8fd4\u56de\u8be5\u503c\uff1b\u5982\u679c\u4e0d\u5b58\u5728\uff08\u6761\u4ef6\u4e3aFalse\uff09\uff0c\u5219\u8fd4\u56de1\u3002\u5f53\u6307\u5b9a\u9875\u7801\u65f6\uff0c\u9700\u8981\u8ba1\u7b97\u8be5\u9875\u7684\u7b2c\u4e00\u4e2a\u5907\u5fd8\u5f55\u5728\u6570\u636e\u5e93\u4e2d\u7684\u7b2c\u51e0\u884c\u3002<br \/>\n\u4f8b\u5982\uff0c\u7b2c3\u9875\u7684\u7b2c\u4e00\u4e2a\u5907\u5fd8\u5f55\u662f\u7b2c11\u4e2a\u5907\u5fd8\u5f55\uff0c\u7b2c5\u9875\u7684\u7b2c\u4e00\u4e2a\u5907\u5fd8\u5f55\u662f\u7b2c21\u4e2a\u5907\u5fd8\u5f55\uff0c\u56e0\u6b64\u8ba1\u7b97\u516c\u5f0f\u4e3a{(\u9875\u7801-1)*5}\uff0c\u5373{($page-1)*5}\uff0c\u5e76\u5c06\u8be5\u503c\u5b58\u50a8\u5728\u53d8\u91cfstart\u4e2d\u3002<br \/>\n\u901a\u8fc7\u5c06\u6b64\u53d8\u91cfstart\u7528bind_param\u7ed1\u5b9a\u5230SQL\u8bed\u53e5\u7684\u8bed\u53e5\u4e2d\uff0c\u53ef\u4ee5\u6bcf\u6b21\u5207\u63625\u4e2a\u6761\u76ee\u6765\u5206\u9875\u3002<\/p>\n<p>\u8ba9\u6211\u4eec\u4ece\u5907\u5fd8\u5f55\u5217\u8868\u9875\u9762\u5f00\u59cb\uff0c\u5b9e\u73b0\u53ef\u4ee5\u8df3\u8f6c\u5230\u4e0b\u4e00\u9875\u6216\u4e0a\u4e00\u9875\u7684\u529f\u80fd\u3002<\/p>\n<pre class=\"post-pre\"><code>  <span class=\"nt\">&lt;p&gt;<\/span>\r\n    <span class=\"cp\">&lt;?php<\/span> <span class=\"k\">if<\/span><span class=\"p\">(<\/span><span class=\"nv\">$page<\/span> <span class=\"o\">&gt;<\/span> <span class=\"mi\">1<\/span><span class=\"p\">)<\/span><span class=\"o\">:<\/span> <span class=\"cp\">?&gt;<\/span>\r\n      <span class=\"nt\">&lt;a<\/span> <span class=\"na\">href=<\/span><span class=\"s\">\"?page=<\/span><span class=\"cp\">&lt;?php<\/span> <span class=\"k\">echo<\/span> <span class=\"nv\">$page<\/span><span class=\"o\">-<\/span><span class=\"mi\">1<\/span><span class=\"p\">;<\/span> <span class=\"cp\">?&gt;<\/span><span class=\"s\">\"<\/span><span class=\"nt\">&gt;<\/span><span class=\"cp\">&lt;?php<\/span> <span class=\"k\">echo<\/span> <span class=\"nv\">$page<\/span><span class=\"o\">-<\/span><span class=\"mi\">1<\/span><span class=\"cp\">?&gt;<\/span>\u30da\u30fc\u30b8\u76ee<span class=\"nt\">&lt;\/a&gt;<\/span> | \r\n    <span class=\"cp\">&lt;?php<\/span> <span class=\"k\">endif<\/span><span class=\"p\">;<\/span> <span class=\"cp\">?&gt;<\/span>\r\n    <span class=\"cp\">&lt;?php<\/span> <span class=\"k\">if<\/span><span class=\"p\">(<\/span><span class=\"nv\">$page<\/span> <span class=\"o\">&lt;<\/span> <span class=\"nv\">$max_page<\/span><span class=\"p\">)<\/span><span class=\"o\">:<\/span> <span class=\"cp\">?&gt;<\/span>\r\n      <span class=\"nt\">&lt;a<\/span> <span class=\"na\">href=<\/span><span class=\"s\">\"?page=<\/span><span class=\"cp\">&lt;?php<\/span> <span class=\"k\">echo<\/span> <span class=\"nv\">$page<\/span><span class=\"o\">+<\/span><span class=\"mi\">1<\/span><span class=\"p\">;<\/span> <span class=\"cp\">?&gt;<\/span><span class=\"s\">\"<\/span><span class=\"nt\">&gt;<\/span><span class=\"cp\">&lt;?php<\/span> <span class=\"k\">echo<\/span> <span class=\"nv\">$page<\/span><span class=\"o\">+<\/span><span class=\"mi\">1<\/span><span class=\"cp\">?&gt;<\/span>\u30da\u30fc\u30b8\u76ee<span class=\"nt\">&lt;\/a&gt;<\/span>\r\n    <span class=\"cp\">&lt;?php<\/span> <span class=\"k\">endif<\/span><span class=\"p\">;<\/span> <span class=\"cp\">?&gt;<\/span>\r\n  <span class=\"nt\">&lt;\/p&gt;<\/span>\r\n<\/code><\/pre>\n<p>\u5982\u679c\u6211\u4eec\u4e0d\u8003\u8651\u6761\u4ef6\u8bed\u53e5\u7684\u8bdd\uff0c\u8fd9\u4e2a\u975e\u5e38\u7b80\u5355\u3002\u6211\u4eec\u521b\u5efa\u4e00\u4e2a\u94fe\u63a5\uff0c\u5c06\u5f53\u524d\u9875\u9762\u51cf\u53bb1\u7684\u503c\u4f5c\u4e3aURL\u53c2\u6570\u4f20\u9012\uff0c\u5e76\u5b9e\u73b0\u53ef\u4ee5\u8df3\u8f6c\u5230\u524d\u4e00\u9875\u7684\u529f\u80fd\u3002\u540c\u6837\uff0c\u8df3\u8f6c\u5230\u4e0b\u4e00\u9875\u4e5f\u662f\u7c7b\u4f3c\u7684\u3002\u8fd9\u4e2a\u6761\u4ef6\u8bed\u53e5\u7684\u4f5c\u7528\u662f\u5b9e\u73b0\u5728\u7b2c\u4e00\u9875\u65f6\u65e0\u6cd5\u8df3\u8f6c\u5230\u524d\u4e00\u9875\uff0c\u5728\u6700\u540e\u4e00\u9875\u65f6\u65e0\u6cd5\u8df3\u8f6c\u5230\u4e0b\u4e00\u9875\u3002<\/p>\n<h1>\u7b14\u8bb0\u7684\u8be6\u7ec6\u4fe1\u606f<br \/>\n\u5907\u5fd8\u5f55\u5217\u8868\u754c\u9762\u5df2\u5b8c\u6210\u3002\u7531\u4e8e\u5907\u5fd8\u5f55\u5217\u8868\u4e2d\u7684\u5907\u5fd8\u5f55\u5b57\u7b26\u6570\u9650\u5236\u4e3a\u6700\u591a50\u4e2a\u5b57\u7b26\uff0c\u6240\u4ee5\u6211\u4eec\u5c06\u521b\u5efa\u5404\u4e2a\u5907\u5fd8\u5f55\u7684\u8be6\u7ec6\u9875\u9762\u3002\u5728index.php\u4e2d\uff0c\u5907\u5fd8\u5f55\u94fe\u63a5\u6307\u5411memo.php\uff0c\u56e0\u6b64\u6211\u4eec\u8981\u67e5\u770bmemo.php\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"cp\">&lt;!DOCTYPE html&gt;<\/span>\r\n<span class=\"nt\">&lt;html<\/span> <span class=\"na\">lang=<\/span><span class=\"s\">\"ja\"<\/span><span class=\"nt\">&gt;<\/span>\r\n<span class=\"nt\">&lt;head&gt;<\/span>\r\n  <span class=\"nt\">&lt;meta<\/span> <span class=\"na\">charset=<\/span><span class=\"s\">\"UTF-8\"<\/span><span class=\"nt\">&gt;<\/span>\r\n  <span class=\"nt\">&lt;meta<\/span> <span class=\"na\">http-equiv=<\/span><span class=\"s\">\"X-UA-Compatible\"<\/span> <span class=\"na\">content=<\/span><span class=\"s\">\"IE=edge\"<\/span><span class=\"nt\">&gt;<\/span>\r\n  <span class=\"nt\">&lt;meta<\/span> <span class=\"na\">name=<\/span><span class=\"s\">\"viewport\"<\/span> <span class=\"na\">content=<\/span><span class=\"s\">\"width=device-width, initial-scale=1.0\"<\/span><span class=\"nt\">&gt;<\/span>\r\n  <span class=\"nt\">&lt;title&gt;<\/span>\u30e1\u30e2\u306e\u8a73\u7d30<span class=\"nt\">&lt;\/title&gt;<\/span>\r\n<span class=\"nt\">&lt;\/head&gt;<\/span>\r\n<span class=\"nt\">&lt;body&gt;<\/span>\r\n  <span class=\"cp\">&lt;?php<\/span>\r\n  <span class=\"k\">require<\/span><span class=\"p\">(<\/span><span class=\"s1\">'dbconnect.php'<\/span><span class=\"p\">);<\/span>\r\n  <span class=\"nv\">$stmt<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">$db<\/span><span class=\"o\">-&gt;<\/span><span class=\"nf\">prepare<\/span><span class=\"p\">(<\/span><span class=\"s1\">'select * from memos where id=?'<\/span><span class=\"p\">);<\/span>\r\n  <span class=\"k\">if<\/span> <span class=\"p\">(<\/span><span class=\"o\">!<\/span><span class=\"nv\">$stmt<\/span><span class=\"p\">){<\/span>\r\n    <span class=\"k\">die<\/span><span class=\"p\">(<\/span><span class=\"nv\">$db<\/span><span class=\"o\">-&gt;<\/span><span class=\"n\">error<\/span><span class=\"p\">);<\/span>\r\n  <span class=\"p\">}<\/span>\r\n  <span class=\"nv\">$id<\/span> <span class=\"o\">=<\/span> <span class=\"nb\">filter_input<\/span><span class=\"p\">(<\/span><span class=\"no\">INPUT_GET<\/span><span class=\"p\">,<\/span> <span class=\"s1\">'id'<\/span><span class=\"p\">,<\/span> <span class=\"no\">FILTER_SANITIZE_NUMBER_INT<\/span><span class=\"p\">);<\/span>\r\n  <span class=\"k\">if<\/span> <span class=\"p\">(<\/span><span class=\"o\">!<\/span><span class=\"nv\">$id<\/span><span class=\"p\">){<\/span>\r\n    <span class=\"k\">echo<\/span> <span class=\"s1\">'\u8868\u793a\u3059\u308b\u30e1\u30e2\u3092\u6307\u5b9a\u3057\u3066\u304f\u3060\u3055\u3044'<\/span><span class=\"p\">;<\/span>\r\n    <span class=\"k\">exit<\/span><span class=\"p\">();<\/span>\r\n  <span class=\"p\">}<\/span>\r\n  <span class=\"nv\">$stmt<\/span><span class=\"o\">-&gt;<\/span><span class=\"nf\">bind_param<\/span><span class=\"p\">(<\/span><span class=\"s1\">'i'<\/span><span class=\"p\">,<\/span> <span class=\"nv\">$id<\/span><span class=\"p\">);<\/span>\r\n  <span class=\"nv\">$stmt<\/span><span class=\"o\">-&gt;<\/span><span class=\"nf\">execute<\/span><span class=\"p\">();<\/span>\r\n\r\n  <span class=\"nv\">$stmt<\/span><span class=\"o\">-&gt;<\/span><span class=\"nf\">bind_result<\/span><span class=\"p\">(<\/span><span class=\"nv\">$id<\/span><span class=\"p\">,<\/span> <span class=\"nv\">$memo<\/span><span class=\"p\">,<\/span> <span class=\"nv\">$created<\/span><span class=\"p\">);<\/span>\r\n  <span class=\"nv\">$result<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">$stmt<\/span><span class=\"o\">-&gt;<\/span><span class=\"nf\">fetch<\/span><span class=\"p\">();<\/span>\r\n  <span class=\"k\">if<\/span><span class=\"p\">(<\/span><span class=\"o\">!<\/span><span class=\"nv\">$result<\/span><span class=\"p\">){<\/span>\r\n    <span class=\"k\">echo<\/span> <span class=\"s1\">'\u6307\u5b9a\u3055\u308c\u305f\u30e1\u30e2\u306f\u898b\u3064\u304b\u308a\u307e\u305b\u3093\u3067\u3057\u305f'<\/span><span class=\"p\">;<\/span>\r\n    <span class=\"k\">exit<\/span><span class=\"p\">();<\/span>\r\n  <span class=\"p\">}<\/span>\r\n  <span class=\"cp\">?&gt;<\/span>\r\n\r\n  <span class=\"nt\">&lt;div&gt;&lt;pre&gt;<\/span><span class=\"cp\">&lt;?php<\/span> <span class=\"k\">echo<\/span> <span class=\"nb\">htmlspecialchars<\/span><span class=\"p\">(<\/span><span class=\"nv\">$memo<\/span><span class=\"p\">);<\/span> <span class=\"cp\">?&gt;<\/span><span class=\"nt\">&lt;\/pre&gt;&lt;\/div&gt;<\/span>\r\n\r\n  <span class=\"nt\">&lt;p&gt;<\/span>\r\n    <span class=\"nt\">&lt;a<\/span> <span class=\"na\">href=<\/span><span class=\"s\">\"update.php?id=<\/span><span class=\"cp\">&lt;?php<\/span> <span class=\"k\">echo<\/span> <span class=\"nv\">$id<\/span> <span class=\"cp\">?&gt;<\/span><span class=\"s\">\"<\/span><span class=\"nt\">&gt;<\/span>\u7de8\u96c6\u3059\u308b<span class=\"nt\">&lt;\/a&gt;<\/span> |\r\n    <span class=\"nt\">&lt;a<\/span> <span class=\"na\">href=<\/span><span class=\"s\">\"delete.php?id=<\/span><span class=\"cp\">&lt;?php<\/span> <span class=\"k\">echo<\/span> <span class=\"nv\">$id<\/span> <span class=\"cp\">?&gt;<\/span><span class=\"s\">\"<\/span><span class=\"nt\">&gt;<\/span>\u524a\u9664\u3059\u308b<span class=\"nt\">&lt;\/a&gt;<\/span> |\r\n    <span class=\"nt\">&lt;a<\/span> <span class=\"na\">href=<\/span><span class=\"s\">\"\/memo\"<\/span><span class=\"nt\">&gt;<\/span>\u4e00\u89a7\u3078<span class=\"nt\">&lt;\/a&gt;<\/span>\r\n  <span class=\"nt\">&lt;\/p&gt;<\/span>\r\n<span class=\"nt\">&lt;\/body&gt;<\/span>\r\n<span class=\"nt\">&lt;\/html&gt;<\/span>\r\n<\/code><\/pre>\n<p>\u5230\u8fd9\u4e00\u6b65\uff0c\u4f1a\u51fa\u73b0\u5f88\u591a\u7c7b\u4f3c\u7684\u4ee3\u7801\u3002<br \/>\n\u4f7f\u7528require()\u8fde\u63a5\u5230\u6570\u636e\u5e93\uff0c\u5e76\u901a\u8fc7URL\u53c2\u6570\u63a5\u6536\u5907\u5fd8\u5f55\u7684id\uff0c\u4f46\u662f\u5982\u679c\u4ece\u5907\u5fd8\u5f55\u5217\u8868\u70b9\u51fb\u5907\u5fd8\u5f55\u94fe\u63a5\uff0c\u90a3\u4e48URL\u53c2\u6570\u5df2\u7ecf\u81ea\u52a8\u5305\u542b\u4e86id\u3002<\/p>\n<p>\u5728\u8be6\u7ec6\u753b\u9762\u4e2d\uff0c\u6211\u4eec\u63d0\u4f9b\u4e86\u6307\u5411\u5907\u5fd8\u5f55\u7f16\u8f91\u9875\u9762\u548c\u5220\u9664\u9875\u9762\u7684\u94fe\u63a5\u3002<\/p>\n<h1>\u5220\u9664\u548c\u7f16\u8f91\u5907\u5fd8\u5f55<br \/>\n\u5220\u9664\u5907\u5fd8\u5f55\u7684\u754c\u9762\u4f4d\u4e8edelete.php\u4e0a\u8fdb\u884c\u64cd\u4f5c\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"cp\">&lt;?php<\/span>\r\n<span class=\"k\">require<\/span><span class=\"p\">(<\/span><span class=\"s1\">'dbconnect.php'<\/span><span class=\"p\">);<\/span>\r\n\r\n<span class=\"nv\">$stmt<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">$db<\/span><span class=\"o\">-&gt;<\/span><span class=\"nf\">prepare<\/span><span class=\"p\">(<\/span><span class=\"s1\">'delete from memos where id=?'<\/span><span class=\"p\">);<\/span>\r\n<span class=\"k\">if<\/span><span class=\"p\">(<\/span><span class=\"o\">!<\/span><span class=\"nv\">$stmt<\/span><span class=\"p\">){<\/span>\r\n  <span class=\"k\">die<\/span><span class=\"p\">(<\/span><span class=\"nv\">$db<\/span><span class=\"o\">-&gt;<\/span><span class=\"n\">error<\/span><span class=\"p\">);<\/span>\r\n<span class=\"p\">}<\/span>\r\n<span class=\"nv\">$id<\/span> <span class=\"o\">=<\/span> <span class=\"nb\">filter_input<\/span><span class=\"p\">(<\/span><span class=\"no\">INPUT_GET<\/span><span class=\"p\">,<\/span><span class=\"s1\">'id'<\/span><span class=\"p\">,<\/span> <span class=\"no\">FILTER_SANITIZE_NUMBER_INT<\/span><span class=\"p\">);<\/span>\r\n<span class=\"k\">if<\/span><span class=\"p\">(<\/span><span class=\"o\">!<\/span><span class=\"nv\">$id<\/span><span class=\"p\">){<\/span>\r\n  <span class=\"k\">echo<\/span> <span class=\"s1\">'\u30e1\u30e2\u304c\u6b63\u3057\u304f\u6307\u5b9a\u3055\u308c\u3066\u3044\u307e\u305b\u3093'<\/span><span class=\"p\">;<\/span>\r\n  <span class=\"k\">exit<\/span><span class=\"p\">();<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"nv\">$stmt<\/span><span class=\"o\">-&gt;<\/span><span class=\"nf\">bind_param<\/span><span class=\"p\">(<\/span><span class=\"s1\">'i'<\/span><span class=\"p\">,<\/span> <span class=\"nv\">$id<\/span><span class=\"p\">);<\/span>\r\n<span class=\"nv\">$success<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">$stmt<\/span><span class=\"o\">-&gt;<\/span><span class=\"nf\">execute<\/span><span class=\"p\">();<\/span>\r\n<span class=\"k\">if<\/span><span class=\"p\">(<\/span><span class=\"o\">!<\/span><span class=\"nv\">$success<\/span><span class=\"p\">){<\/span>\r\n  <span class=\"k\">die<\/span><span class=\"p\">(<\/span><span class=\"nv\">$db<\/span><span class=\"o\">-&gt;<\/span><span class=\"n\">error<\/span><span class=\"p\">);<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"nb\">header<\/span><span class=\"p\">(<\/span><span class=\"s1\">'Location: index.php'<\/span><span class=\"p\">);<\/span>\r\n\r\n<span class=\"cp\">?&gt;<\/span>\r\n<\/code><\/pre>\n<p>\u4e0e\u5907\u5fd8\u5f55\u8be6\u7ec6\u9875\u9762\u76f8\u540c\uff0c\u901a\u8fc7URL\u53c2\u6570\u63a5\u6536\u5230id\uff0c\u5e76\u5728SQL\u4e2d\u6267\u884cDELETE\u8bed\u53e5\u3002<br \/>\n\u5982\u679cDELETE\u6210\u529f\u6267\u884c\uff0c\u5c31\u5728header\u4e2d\u6307\u5b9a\u8df3\u8f6c\u5230index.php\u9875\u9762\u3002<\/p>\n<p>\u5173\u4e8e\u5907\u5fd8\u5f55\u7684\u7f16\u8f91\u9875\u9762\uff0c\u53ef\u4ee5\u5728update.php\u4e0a\u8fdb\u884c\u64cd\u4f5c\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"cp\">&lt;?php<\/span>\r\n<span class=\"k\">require<\/span><span class=\"p\">(<\/span><span class=\"s1\">'dbconnect.php'<\/span><span class=\"p\">);<\/span>\r\n<span class=\"nv\">$stmt<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">$db<\/span><span class=\"o\">-&gt;<\/span><span class=\"nf\">prepare<\/span><span class=\"p\">(<\/span><span class=\"s1\">'select * from memos where id=?'<\/span><span class=\"p\">);<\/span>\r\n<span class=\"k\">if<\/span><span class=\"p\">(<\/span><span class=\"o\">!<\/span><span class=\"nv\">$stmt<\/span><span class=\"p\">){<\/span>\r\n  <span class=\"k\">die<\/span><span class=\"p\">(<\/span><span class=\"nv\">$db<\/span><span class=\"o\">-&gt;<\/span><span class=\"n\">error<\/span><span class=\"p\">);<\/span>\r\n<span class=\"p\">}<\/span>\r\n<span class=\"nv\">$id<\/span><span class=\"o\">=<\/span><span class=\"nb\">filter_input<\/span><span class=\"p\">(<\/span><span class=\"no\">INPUT_GET<\/span><span class=\"p\">,<\/span> <span class=\"s1\">'id'<\/span><span class=\"p\">,<\/span> <span class=\"no\">FILTER_SANITIZE_NUMBER_INT<\/span><span class=\"p\">);<\/span>\r\n<span class=\"nv\">$stmt<\/span><span class=\"o\">-&gt;<\/span><span class=\"nf\">bind_param<\/span><span class=\"p\">(<\/span><span class=\"s1\">'i'<\/span><span class=\"p\">,<\/span> <span class=\"nv\">$id<\/span><span class=\"p\">);<\/span>\r\n<span class=\"nv\">$stmt<\/span><span class=\"o\">-&gt;<\/span><span class=\"nf\">execute<\/span><span class=\"p\">();<\/span>\r\n\r\n<span class=\"nv\">$stmt<\/span><span class=\"o\">-&gt;<\/span><span class=\"nf\">bind_result<\/span><span class=\"p\">(<\/span><span class=\"nv\">$id<\/span><span class=\"p\">,<\/span> <span class=\"nv\">$memo<\/span><span class=\"p\">,<\/span> <span class=\"nv\">$created<\/span><span class=\"p\">);<\/span>\r\n<span class=\"nv\">$result<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">$stmt<\/span><span class=\"o\">-&gt;<\/span><span class=\"nf\">fetch<\/span><span class=\"p\">();<\/span>\r\n<span class=\"k\">if<\/span><span class=\"p\">(<\/span><span class=\"o\">!<\/span><span class=\"nv\">$result<\/span><span class=\"p\">){<\/span>\r\n  <span class=\"k\">die<\/span><span class=\"p\">(<\/span><span class=\"s1\">'\u30e1\u30e2\u306e\u6307\u5b9a\u304c\u6b63\u3057\u304f\u3042\u308a\u307e\u305b\u3093'<\/span><span class=\"p\">);<\/span>\r\n<span class=\"p\">}<\/span>\r\n<span class=\"cp\">?&gt;<\/span>\r\n\r\n<span class=\"cp\">&lt;!DOCTYPE html&gt;<\/span>\r\n<span class=\"nt\">&lt;html<\/span> <span class=\"na\">lang=<\/span><span class=\"s\">\"ja\"<\/span><span class=\"nt\">&gt;<\/span>\r\n<span class=\"nt\">&lt;head&gt;<\/span>\r\n  <span class=\"nt\">&lt;meta<\/span> <span class=\"na\">charset=<\/span><span class=\"s\">\"UTF-8\"<\/span><span class=\"nt\">&gt;<\/span>\r\n  <span class=\"nt\">&lt;meta<\/span> <span class=\"na\">http-equiv=<\/span><span class=\"s\">\"X-UA-Compatible\"<\/span> <span class=\"na\">content=<\/span><span class=\"s\">\"IE=edge\"<\/span><span class=\"nt\">&gt;<\/span>\r\n  <span class=\"nt\">&lt;meta<\/span> <span class=\"na\">name=<\/span><span class=\"s\">\"viewport\"<\/span> <span class=\"na\">content=<\/span><span class=\"s\">\"width=device-width, initial-scale=1.0\"<\/span><span class=\"nt\">&gt;<\/span>\r\n  <span class=\"nt\">&lt;title&gt;<\/span>\u30e1\u30e2\u306e\u7de8\u96c6<span class=\"nt\">&lt;\/title&gt;<\/span>\r\n<span class=\"nt\">&lt;\/head&gt;<\/span>\r\n<span class=\"nt\">&lt;body&gt;<\/span>\r\n  <span class=\"nt\">&lt;form<\/span> <span class=\"na\">action=<\/span><span class=\"s\">\"update_do.php\"<\/span> <span class=\"na\">method=<\/span><span class=\"s\">\"post\"<\/span><span class=\"nt\">&gt;<\/span>\r\n    <span class=\"nt\">&lt;input<\/span> <span class=\"na\">type=<\/span><span class=\"s\">\"hidden\"<\/span> <span class=\"na\">name=<\/span><span class=\"s\">\"id\"<\/span> <span class=\"na\">value=<\/span><span class=\"s\">\"<\/span><span class=\"cp\">&lt;?php<\/span> <span class=\"k\">echo<\/span> <span class=\"nv\">$id<\/span><span class=\"p\">;<\/span> <span class=\"cp\">?&gt;<\/span><span class=\"s\">\"<\/span> <span class=\"nt\">&gt;<\/span>\r\n    <span class=\"nt\">&lt;textarea<\/span> <span class=\"na\">name=<\/span><span class=\"s\">\"memo\"<\/span> <span class=\"na\">cols=<\/span><span class=\"s\">\"30\"<\/span> <span class=\"na\">rows=<\/span><span class=\"s\">\"10\"<\/span> <span class=\"na\">placeholder=<\/span><span class=\"s\">\"\u30e1\u30e2\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\"<\/span><span class=\"nt\">&gt;<\/span><span class=\"cp\">&lt;?php<\/span> <span class=\"k\">echo<\/span> <span class=\"nb\">htmlspecialchars<\/span><span class=\"p\">(<\/span><span class=\"nv\">$memo<\/span><span class=\"p\">)<\/span> <span class=\"cp\">?&gt;<\/span><span class=\"nt\">&lt;\/textarea&gt;&lt;br&gt;<\/span>\r\n    <span class=\"nt\">&lt;button<\/span> <span class=\"na\">type=<\/span><span class=\"s\">\"submit\"<\/span><span class=\"nt\">&gt;<\/span>\u7de8\u96c6\u3059\u308b<span class=\"nt\">&lt;\/button&gt;<\/span>\r\n  <span class=\"nt\">&lt;\/form&gt;<\/span>\r\n<span class=\"nt\">&lt;\/body&gt;<\/span>\r\n<span class=\"nt\">&lt;\/html&gt;<\/span>\r\n<\/code><\/pre>\n<p>\u5728\u66f4\u65b0\u4fe1\u606f\u65f6\uff0c\u4ecd\u7136\u901a\u8fc7URL\u53c2\u6570\u4f20\u9012id\u4ee5\u8fdb\u884c\u5907\u5fd8\u5f55\u7684\u66f4\u65b0\u3002<br \/>\n\u6b64\u65f6\uff0c\u4e3a\u4e86\u4fdd\u8bc1\u66f4\u65b0\u540e\u7684\u5907\u5fd8\u5f55\u4e0d\u4f1a\u751f\u6210\u65b0\u7684id\uff0c\u6211\u4eec\u5c06input\u7684type\u8bbe\u4e3ahidden\uff0c\u5c06\u539f\u6765\u7684id\u503c\u548c\u66f4\u65b0\u540e\u7684\u5907\u5fd8\u5f55\u5185\u5bb9\u4e00\u5e76\u53d1\u9001\u81f3update_do.php\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"cp\">&lt;?php<\/span>\r\n<span class=\"k\">require<\/span><span class=\"p\">(<\/span><span class=\"s1\">'dbconnect.php'<\/span><span class=\"p\">);<\/span>\r\n\r\n<span class=\"nv\">$stmt<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">$db<\/span><span class=\"o\">-&gt;<\/span><span class=\"nf\">prepare<\/span><span class=\"p\">(<\/span><span class=\"s1\">'update memos set memo=? where id=?'<\/span><span class=\"p\">);<\/span>\r\n<span class=\"k\">if<\/span><span class=\"p\">(<\/span><span class=\"o\">!<\/span><span class=\"nv\">$stmt<\/span><span class=\"p\">){<\/span>\r\n  <span class=\"k\">die<\/span><span class=\"p\">(<\/span><span class=\"nv\">$db<\/span><span class=\"o\">-&gt;<\/span><span class=\"n\">error<\/span><span class=\"p\">);<\/span>\r\n<span class=\"p\">}<\/span>\r\n<span class=\"nv\">$id<\/span><span class=\"o\">=<\/span><span class=\"nb\">filter_input<\/span><span class=\"p\">(<\/span><span class=\"no\">INPUT_POST<\/span><span class=\"p\">,<\/span><span class=\"s1\">'id'<\/span><span class=\"p\">,<\/span> <span class=\"no\">FILTER_SANITIZE_NUMBER_INT<\/span><span class=\"p\">);<\/span>\r\n<span class=\"nv\">$memo<\/span><span class=\"o\">=<\/span><span class=\"nb\">filter_input<\/span><span class=\"p\">(<\/span><span class=\"no\">INPUT_POST<\/span><span class=\"p\">,<\/span><span class=\"s1\">'memo'<\/span><span class=\"p\">,<\/span> <span class=\"no\">FILTER_SANITIZE_STRING<\/span><span class=\"p\">);<\/span>\r\n<span class=\"nv\">$stmt<\/span><span class=\"o\">-&gt;<\/span><span class=\"nf\">bind_param<\/span><span class=\"p\">(<\/span><span class=\"s1\">'si'<\/span><span class=\"p\">,<\/span> <span class=\"nv\">$memo<\/span><span class=\"p\">,<\/span> <span class=\"nv\">$id<\/span><span class=\"p\">);<\/span>\r\n<span class=\"nv\">$success<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">$stmt<\/span><span class=\"o\">-&gt;<\/span><span class=\"nf\">execute<\/span><span class=\"p\">();<\/span>\r\n<span class=\"k\">if<\/span><span class=\"p\">(<\/span><span class=\"o\">!<\/span><span class=\"nv\">$success<\/span><span class=\"p\">){<\/span>\r\n  <span class=\"k\">die<\/span><span class=\"p\">(<\/span><span class=\"nv\">$db<\/span><span class=\"o\">-&gt;<\/span><span class=\"n\">error<\/span><span class=\"p\">);<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"nb\">header<\/span><span class=\"p\">(<\/span><span class=\"s1\">'Location: memo.php?id='<\/span><span class=\"mf\">.<\/span> <span class=\"nv\">$id<\/span><span class=\"p\">);<\/span>\r\n\r\n<span class=\"cp\">?&gt;<\/span>\r\n<\/code><\/pre>\n<p>\u901a\u8fc7update.php\u7684\u8868\u5355\u63a5\u6536\u4f20\u9012\u8fc7\u6765\u7684\u503c\uff0c\u5e76\u5c06\u5176\u91cd\u65b0\u5b58\u50a8\u5230\u6570\u636e\u5e93\u4e2d\u3002<br \/>\nid\u7684\u503c\u4fdd\u6301\u4e0d\u53d8\uff0cmemo\u7684\u5185\u5bb9\u4f1a\u88ab\u66f4\u6539\u5e76\u8bb0\u5f55\u5230\u6570\u636e\u5e93\u4e2d\uff0c\u7136\u540e\u901a\u8fc7header\u8df3\u8f6c\u5230\u8be6\u7ec6\u5907\u5fd8\u5f55\u9875\u9762\u3002<\/p>\n<h1>\u6700\u540e<br \/>\n\u9019\u500b\u8a18\u4e8b\u7d50\u675f\u4e86\uff0c\u95dc\u65bc\u88fd\u4f5c\u8a18\u4e8b\u61c9\u7528\u7a0b\u5f0f\u7684\u90e8\u5206\u3002\u7576\u6211\u56de\u982d\u770b\u7a0b\u5f0f\u78bc\u6642\uff0c\u6211\u4e0d\u7981\u60f3\u8457\u70ba\u4ec0\u9ebc\u6703\u8b8a\u6210\u9019\u6a23\u5462&#8230;?\u54c8\u54c8\u3002\u901a\u904e\u88fd\u4f5c\u4e00\u500b\u5177\u6709CRUD\u529f\u80fd\u7684\u8a18\u4e8b\u61c9\u7528\u7a0b\u5f0f\uff0c\u6211\u5b78\u5230\u4e86php\u7684\u57fa\u790e\u3002\u6211\u76ee\u524d\u6b63\u5728\u88fd\u4f5c\u53e6\u4e00\u500b\u61c9\u7528\u7a0b\u5f0f\uff0c\u7b49\u5b83\u5b8c\u6210\u5f8c\u6211\u4e5f\u6703\u5beb\u4e00\u7bc7\u6587\u7ae0\u4ecb\u7d39\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e0a\u4e00\u7bc7\u6587\u7ae0\u7684\u6458\u8981\u7531\u4e8e\u521b\u5efa\u4e86\u4e00\u4e2a\u5177\u6709CRUD\u529f\u80fd\u7684\u7b80\u5355\u5907\u5fd8\u5f55\u5e94\u7528\u7a0b\u5e8f\uff0c\u6211\u5c06\u628a\u5907\u5fd8\u5f55\u4fdd\u5b58\u4e3a\u6587\u7ae0\u3002\u5728\u4e0a\u4e00\u7bc7\u6587\u7ae0\uff08ht [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[227],"class_list":["post-30095","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-227"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u3010PHP\u3011\u4f7f\u7528PHP\u521b\u5efa\u5907\u5fd8\u5f55\u5e94\u7528\u7a0b\u5e8f\u30102\u3011 - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" content=\"\u5173\u4e8e\u3010PHP\u3011\u4f7f\u7528PHP\u521b\u5efa\u5907\u5fd8\u5f55\u5e94\u7528\u7a0b\u5e8f\u30102\u3011\u7684\u6280\u672f\u6587\u7ae0\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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