{"id":30628,"date":"2023-08-17T02:50:28","date_gmt":"2023-03-24T19:09:30","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/php%e5%9f%ba%e7%a1%80%e4%ba%8c\/"},"modified":"2025-08-12T20:05:45","modified_gmt":"2025-08-12T12:05:45","slug":"php%e5%9f%ba%e7%a1%80%e4%ba%8c","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/php%e5%9f%ba%e7%a1%80%e4%ba%8c\/","title":{"rendered":"PHP\u57fa\u7840\u4e8c"},"content":{"rendered":"<h1>\u9996\u5148\u7531\u4e8e\u6211\u5c06\u7ee7\u7eed\u5b66\u4e60PHP\uff0c\u6240\u4ee5\u6211\u5c06\u5728\u8fd9\u91cc\u8f93\u51fa\u3002<\/p>\n<h1>\u4ece\u8868\u5355\u63a5\u6536\u5904\u7406<\/p>\n<h3>\u4ece\u8868\u5355\u8f93\u5165\u63a5\u6536\u2460<\/p>\n<pre class=\"post-pre\"><code><span class=\"nt\">&lt;form<\/span> <span class=\"na\">action=<\/span><span class=\"s\">\"submit.php\"<\/span> <span class=\"na\">method=<\/span><span class=\"s\">\"get\"<\/span><span class=\"nt\">&gt;<\/span>\r\n        <span class=\"nt\">&lt;label<\/span> <span class=\"na\">for=<\/span><span class=\"s\">\"my_name\"<\/span><span class=\"nt\">&gt;<\/span>\u304a\u540d\u524d\uff1a<span class=\"nt\">&lt;\/label&gt;<\/span>\r\n        <span class=\"nt\">&lt;input<\/span>\r\n          <span class=\"na\">type=<\/span><span class=\"s\">\"text\"<\/span>\r\n          <span class=\"na\">id=<\/span><span class=\"s\">\"my_name\"<\/span>\r\n          <span class=\"na\">name=<\/span><span class=\"s\">\"my_name\"<\/span>\r\n          <span class=\"na\">maxlength=<\/span><span class=\"s\">\"255\"<\/span>\r\n          <span class=\"na\">value=<\/span><span class=\"s\">\"\"<\/span>\r\n        <span class=\"nt\">\/&gt;<\/span>\r\n        <span class=\"nt\">&lt;input<\/span> <span class=\"na\">type=<\/span><span class=\"s\">\"submit\"<\/span> <span class=\"na\">value=<\/span><span class=\"s\">\"\u9001\u4fe1\"<\/span> <span class=\"nt\">\/&gt;<\/span>\r\n      <span class=\"nt\">&lt;\/form&gt;<\/span>\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code>\r\n<span class=\"nt\">&lt;pre&gt;<\/span>\r\n\u304a\u540d\u524d\uff1a<span class=\"cp\">&lt;?php<\/span>\r\n <span class=\"k\">print<\/span><span class=\"p\">(<\/span><span class=\"nb\">htmlspecialchars<\/span><span class=\"p\">(<\/span><span class=\"nv\">$_REQUEST<\/span><span class=\"p\">[<\/span><span class=\"s1\">'my_name'<\/span><span class=\"p\">]<\/span><span class=\"cm\">\/*\u3053\u3053\u306fname\u5c5e\u6027\u306b\u63c3\u3048\u308b*\/<\/span><span class=\"p\">,<\/span><span class=\"no\">ENT_QUOTES<\/span><span class=\"p\">));<\/span>\r\n<span class=\"cp\">?&gt;<\/span>\r\n<span class=\"nt\">&lt;\/pre&gt;<\/span>\r\n<\/code><\/pre>\n<p>\u8bf7\u53c2\u8003\uff1ahttps:\/\/www.php.net\/manual\/ja\/reserved.variables.request.php \u5173\u4e8e\u7b2c\u4e8c\u4e2a\u53c2\u6570\uff0c\u8bf7\u67e5\u770b\u6b64\u5904\u3002<\/p>\n<p>htmlspecialchars\u7684\u4f5c\u7528\u662f\u5728\u8f93\u5165\u6076\u610f\u7a0b\u5e8f\u65f6\uff0c\u9632\u6b62\u5176\u5728\u8868\u5355\u4e2d\u5f97\u4ee5\u53cd\u6620\u3002<\/p>\n<h3>\u5982\u679c\u662f\u5355\u9009\u6309\u94ae\uff0c\u590d\u9009\u6846\uff0c\u4e0b\u62c9\u6309\u94ae\u7684\u60c5\u51b5\u9996\u5148\u6211\u4eec\u6765\u770b\u4e00\u4e0b\u5355\u9009\u6309\u94ae\u3002<\/p>\n<pre class=\"post-pre\"><code>\r\n<span class=\"nt\">&lt;form<\/span> <span class=\"na\">action=<\/span><span class=\"s\">\"submit.php\"<\/span> <span class=\"na\">method=<\/span><span class=\"s\">\"post\"<\/span><span class=\"nt\">&gt;<\/span>\r\n    #\u30e9\u30b8\u30aa\u30dc\u30bf\u30f3\r\n    <span class=\"nt\">&lt;p&gt;<\/span>\u6027\u5225\uff1a\r\n        <span class=\"nt\">&lt;input<\/span> <span class=\"na\">type=<\/span><span class=\"s\">\"radio\"<\/span> <span class=\"na\">name=<\/span><span class=\"s\">\"gender\"<\/span> <span class=\"na\">value=<\/span><span class=\"s\">\"\u7537\u6027\"<\/span><span class=\"nt\">&gt;<\/span> \u7537\u6027\r\n        \uff0f\r\n        <span class=\"nt\">&lt;input<\/span> <span class=\"na\">type=<\/span><span class=\"s\">\"radio\"<\/span> <span class=\"na\">name=<\/span><span class=\"s\">\"gender\"<\/span> <span class=\"na\">value=<\/span><span class=\"s\">\"\u5973\u6027\"<\/span><span class=\"nt\">&gt;<\/span> \u5973\u6027\r\n    <span class=\"nt\">&lt;\/p&gt;<\/span>\r\n    <span class=\"nt\">&lt;input<\/span> <span class=\"na\">type=<\/span><span class=\"s\">\"submit\"<\/span> <span class=\"na\">value=<\/span><span class=\"s\">\"\u9001\u4fe1\u3059\u308b\"<\/span><span class=\"nt\">&gt;<\/span>\r\n<span class=\"nt\">&lt;\/form&gt;<\/span>\r\n<\/code><\/pre>\n<p>\u5b9e\u9645\u4e0a\uff0c\u63a5\u6536\u65b9\u5f0f\u4e0e\u4e0a\u8ff0\u7684\u6a21\u5f0f\u76f8\u540c\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nt\">&lt;pre&gt;<\/span>\r\n\u3000\u3000#\u30e9\u30b8\u30aa\u30dc\u30bf\u30f3\u306e\u60c5\u5831\u3092\u53d7\u3051\u53d6\u308b\r\n    <span class=\"cp\">&lt;?php<\/span> <span class=\"k\">print<\/span><span class=\"p\">(<\/span><span class=\"nb\">htmlspecialchars<\/span><span class=\"p\">(<\/span><span class=\"nv\">$_POST<\/span><span class=\"p\">[<\/span><span class=\"s1\">'gender'<\/span><span class=\"p\">],<\/span> <span class=\"no\">ENT_QUOTES<\/span><span class=\"p\">));<\/span> <span class=\"cp\">?&gt;<\/span>\r\n<span class=\"nt\">&lt;\/pre&gt;<\/span>\r\n\r\n<\/code><\/pre>\n<h3>\u53ef\u4ee5\u9009\u62e9\u591a\u4e2a\u590d\u9009\u6846\u6216\u4e0b\u62c9\u6309\u94ae<br \/>\n\u5982\u679c\u6709\u591a\u4e2a\u9009\u62e9\u7684\u53ef\u80fd\u6027\uff0c\u9700\u8981\u5728name\u5c5e\u6027\u4e2d\u52a0\u4e0a\u65b9\u62ec\u53f7\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nt\">&lt;form<\/span> <span class=\"na\">action=<\/span><span class=\"s\">\"submit.php\"<\/span> <span class=\"na\">method=<\/span><span class=\"s\">\"post\"<\/span><span class=\"nt\">&gt;<\/span>\r\n    <span class=\"nt\">&lt;p&gt;<\/span>\u3054\u4e88\u7d04\u5e0c\u671b\u65e5<span class=\"nt\">&lt;\/p&gt;<\/span>\r\n    <span class=\"nt\">&lt;p&gt;<\/span>\r\n\r\n        <span class=\"nt\">&lt;input<\/span> <span class=\"na\">type=<\/span><span class=\"s\">\"checkbox\"<\/span> <span class=\"na\">name=<\/span><span class=\"s\">\"reserve[]\"<\/span> <span class=\"na\">value=<\/span><span class=\"s\">\"1\/1\"<\/span><span class=\"nt\">&gt;<\/span> 1\u67081\u65e5<span class=\"nt\">&lt;br&gt;<\/span>\r\n        <span class=\"nt\">&lt;input<\/span> <span class=\"na\">type=<\/span><span class=\"s\">\"checkbox\"<\/span> <span class=\"na\">name=<\/span><span class=\"s\">\"reserve[]\"<\/span> <span class=\"na\">value=<\/span><span class=\"s\">\"1\/2\"<\/span><span class=\"nt\">&gt;<\/span> 1\u67082\u65e5<span class=\"nt\">&lt;br&gt;<\/span>\r\n        <span class=\"nt\">&lt;input<\/span> <span class=\"na\">type=<\/span><span class=\"s\">\"checkbox\"<\/span> <span class=\"na\">name=<\/span><span class=\"s\">\"reserve[]\"<\/span> <span class=\"na\">value=<\/span><span class=\"s\">\"1\/3\"<\/span><span class=\"nt\">&gt;<\/span> 1\u67083\u65e5<span class=\"nt\">&lt;br&gt;<\/span>\r\n    <span class=\"nt\">&lt;\/p&gt;<\/span>\r\n    <span class=\"nt\">&lt;input<\/span> <span class=\"na\">type=<\/span><span class=\"s\">\"submit\"<\/span> <span class=\"na\">value=<\/span><span class=\"s\">\"\u9001\u4fe1\u3059\u308b\"<\/span><span class=\"nt\">&gt;<\/span>\r\n<\/code><\/pre>\n<p>\u5728php\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528foreach\u5faa\u73af\u6765\u5c55\u5f00\u591a\u4e2a\u4fe1\u606f\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nt\">&lt;pre&gt;<\/span>\r\n    <span class=\"cp\">&lt;?php<\/span>\r\n    <span class=\"k\">foreach<\/span> <span class=\"p\">(<\/span><span class=\"nv\">$_POST<\/span><span class=\"p\">[<\/span><span class=\"s1\">'reserve'<\/span><span class=\"p\">]<\/span> <span class=\"k\">as<\/span> <span class=\"nv\">$reserve<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"k\">print<\/span><span class=\"p\">(<\/span><span class=\"nb\">htmlspecialchars<\/span><span class=\"p\">(<\/span><span class=\"nv\">$reserve<\/span><span class=\"p\">,<\/span> <span class=\"no\">ENT_QUOTES<\/span><span class=\"p\">)<\/span> <span class=\"mf\">.<\/span> <span class=\"s1\">' '<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"p\">}<\/span>\r\n    <span class=\"cp\">?&gt;<\/span>\r\n<span class=\"nt\">&lt;\/pre&gt;<\/span>\r\n<\/code><\/pre>\n<p>\u5728\u4e0b\u62c9\u83dc\u5355\u4e0a\u4e5f\u53ef\u4ee5\u8fdb\u884c\u7c7b\u4f3c\u7684\u63cf\u8ff0\u3002<\/p>\n<h1>\u5c06\u5168\u89d2\u6570\u5b57\u8f6c\u6362\u4e3a\u534a\u89d2\u6570\u5b57<\/p>\n<pre class=\"post-pre\"><code><span class=\"nt\">&lt;pre&gt;<\/span>\r\n    <span class=\"cp\">&lt;?php<\/span>\r\n    <span class=\"nv\">$age<\/span> <span class=\"o\">=<\/span> <span class=\"s1\">'20'<\/span><span class=\"p\">;<\/span>\r\n\r\n    <span class=\"nv\">$age<\/span> <span class=\"o\">=<\/span> <span class=\"nb\">mb_convert_kana<\/span><span class=\"p\">(<\/span><span class=\"nv\">$age<\/span><span class=\"p\">,<\/span> <span class=\"s1\">'n'<\/span><span class=\"p\">,<\/span> <span class=\"s1\">'UTF-8'<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"k\">if<\/span> <span class=\"p\">(<\/span><span class=\"nb\">is_numeric<\/span><span class=\"p\">(<\/span><span class=\"nv\">$age<\/span><span class=\"p\">))<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"k\">print<\/span><span class=\"p\">(<\/span><span class=\"nv\">$age<\/span> <span class=\"mf\">.<\/span> <span class=\"s1\">'\u6b73'<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"p\">}<\/span> <span class=\"k\">else<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"k\">print<\/span><span class=\"p\">(<\/span><span class=\"s1\">'\u203b \u5e74\u9f62\u304c\u6570\u5b57\u3067\u306f\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<span class=\"nt\">&lt;\/pre&gt;<\/span>\r\n<\/code><\/pre>\n<p>\u4f7f\u7528 is_numeric($age) \u6765\u68c0\u67e5\u63a5\u6536\u5230\u7684\u4fe1\u606f\u662f\u5426\u4e3a\u6570\u5b57\u3002<br \/>\n\u4f7f\u7528 mb_convert_kana\uff0c\u6267\u884c\u5404\u79cd\u8f6c\u6362\u3002\u672c\u6b21\u5c06\u5168\u89d2\u6570\u5b57\u8f6c\u6362\u4e3a\u534a\u89d2\u6570\u5b57\u3002\u6709\u5173 mb_convert_kana \u7684\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u53c2\u8003\u4ee5\u4e0b\u5185\u5bb9\u3002<\/p>\n<p>\u53c2\u8003\u7f51\u7ad9\uff1ahttps:\/\/www.php.net\/manual\/ja\/function.mb-convert-kana.php<\/p>\n<h1>\u68c0\u67e5\u7ea2\u8272\u8868\u793a\u7684\u90ae\u653f\u7f16\u7801\u3002<br \/>\n\u4f7f\u7528 preg_match \u65b9\u6cd5\u8fdb\u884c\u6b63\u5219\u5339\u914d\u3002<br \/>\n\u5173\u4e8e\u6b63\u5219\u8868\u8fbe\u5f0f\u90e8\u5206\u7701\u7565\u4e0d\u63d0\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nt\">&lt;pre&gt;<\/span>\r\n    <span class=\"cp\">&lt;?php<\/span>\r\n    <span class=\"nv\">$zip<\/span> <span class=\"o\">=<\/span> <span class=\"s1\">'abcabc123-4567'<\/span><span class=\"p\">;<\/span>\r\n\r\n    <span class=\"nv\">$zip<\/span> <span class=\"o\">=<\/span> <span class=\"nb\">mb_convert_kana<\/span><span class=\"p\">(<\/span><span class=\"nv\">$zip<\/span><span class=\"p\">,<\/span> <span class=\"s1\">'a'<\/span><span class=\"p\">,<\/span> <span class=\"s1\">'UTF-8'<\/span><span class=\"p\">);<\/span><span class=\"c1\">#\u534a\u89d2\u3078\u5909\u63db<\/span>\r\n    <span class=\"k\">if<\/span> <span class=\"p\">(<\/span><span class=\"nb\">preg_match<\/span><span class=\"p\">(<\/span><span class=\"s2\">\"\/\\A\\d<\/span><span class=\"si\">{<\/span><span class=\"nv\">3}[-]\\d{4<\/span><span class=\"si\">}<\/span><span class=\"s2\">\\z\/\"<\/span><span class=\"p\">,<\/span> <span class=\"nv\">$zip<\/span><span class=\"p\">))<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"k\">print<\/span><span class=\"p\">(<\/span><span class=\"s1\">'\u90f5\u4fbf\u756a\u53f7\uff1a\u3012'<\/span> <span class=\"mf\">.<\/span> <span class=\"nv\">$zip<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"p\">}<\/span> <span class=\"k\">else<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"k\">print<\/span><span class=\"p\">(<\/span><span class=\"s1\">'\u203b \u90f5\u4fbf\u756a\u53f7\u3092 123-4567\u306e\u5f62\u5f0f\u3067\u3054\u8a18\u5165\u304f\u3060\u3055\u3044'<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"p\">}<\/span>\r\n    <span class=\"cp\">?&gt;<\/span>\r\n<span class=\"nt\">&lt;\/pre&gt;<\/span>\r\n<\/code><\/pre>\n<h1>\u8df3\u8f6c\u5230\u53e6\u4e00\u9875header() \u7528\u4e8e\u53d1\u9001\u539f\u59cb\u7684 HTTP \u5934\u3002<br \/>\n\u5b83\u6709\u591a\u79cd\u7528\u6cd5\uff0c\u4f46\u672c\u6b21\u662f\u7528\u4e8e\u5728\u8df3\u8f6c\u5230\u53e6\u4e00\u4e2a\u9875\u9762\u65f6\u7684\u5904\u7406\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"cp\">&lt;?php<\/span>\r\n<span class=\"nb\">header<\/span><span class=\"p\">(<\/span><span class=\"s1\">'Location: https:\/\/h2o-space.com'<\/span><span class=\"p\">);<\/span>\r\n<span class=\"k\">exit<\/span><span class=\"p\">();<\/span>\r\n\r\n<\/code><\/pre>\n<p>\u5728Location\u6307\u4ee4\u4e2d\uff0c\u8981\u6c42\u8df3\u8f6c\u5230\u53e6\u4e00\u4e2a\u9875\u9762\uff0c\u5e76\u968f\u540e\u63d0\u793a\u4e86\u8df3\u8f6c\u76ee\u6807\u3002<\/p>\n<h1>\u5269\u4f59\u7b97\u6cd5\u7684\u5e94\u7528\u6211\u5011\u5c07\u4f7f\u7528\u5269\u9918\u7b97\u6cd5\u4f86\u64b0\u5beb\u4e00\u500b\u80fd\u5920\u5728\u6587\u5b57\u5f8c\u9762\u6dfb\u52a0\u984f\u8272\u7684\u7a0b\u5f0f\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nt\">&lt;table&gt;<\/span>\r\n    <span class=\"cp\">&lt;?php<\/span>\r\n    <span class=\"k\">for<\/span> <span class=\"p\">(<\/span><span class=\"nv\">$i<\/span><span class=\"o\">=<\/span><span class=\"mi\">1<\/span><span class=\"p\">;<\/span> <span class=\"nv\">$i<\/span><span class=\"o\">&lt;=<\/span><span class=\"mi\">100<\/span><span class=\"p\">;<\/span> <span class=\"nv\">$i<\/span><span class=\"o\">++<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"k\">if<\/span> <span class=\"p\">(<\/span><span class=\"nv\">$i<\/span> <span class=\"o\">%<\/span> <span class=\"mi\">2<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n            <span class=\"k\">print<\/span><span class=\"p\">(<\/span><span class=\"s1\">'&lt;tr style=\"background-color: #ccc\"&gt;'<\/span><span class=\"p\">);<\/span>\r\n        <span class=\"p\">}<\/span> <span class=\"k\">else<\/span> <span class=\"p\">{<\/span>\r\n            <span class=\"k\">print<\/span><span class=\"p\">(<\/span><span class=\"s1\">'&lt;tr&gt;'<\/span><span class=\"p\">);<\/span>\r\n        <span class=\"p\">}<\/span>\r\n        <span class=\"k\">print<\/span><span class=\"p\">(<\/span><span class=\"s1\">'&lt;td&gt;'<\/span> <span class=\"mf\">.<\/span> <span class=\"nv\">$i<\/span> <span class=\"mf\">.<\/span> <span class=\"s1\">'\u884c\u76ee&lt;\/td&gt;'<\/span><span class=\"p\">);<\/span>\r\n        <span class=\"k\">print<\/span><span class=\"p\">(<\/span><span class=\"s1\">'&lt;\/tr&gt;'<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"p\">}<\/span>\r\n    <span class=\"cp\">?&gt;<\/span>\r\n<span class=\"nt\">&lt;\/table&gt;<\/span>\r\n<\/code><\/pre>\n<p>\u5bf9\u4e8e\u8fd9\u4e2a\u7a0b\u5e8f\u6765\u8bf4\uff0c\u57fa\u672c\u4e0a\u5f88\u666e\u901a\u3002\u4f46\u662f\u6211\u4e2a\u4eba\u53d1\u73b0\uff0c\u5982\u679c\u4e0d\u4f7f\u7528print\u547d\u4ee4\u7684\u8bdd\uff0c<\/p>\n<p>&nbsp;<\/p>\n<h1>\u5c06\u503c\u4fdd\u5b58\u5230Cookie\u4e2dCookie\uff08\u997c\u5e72\uff09\u662f\u7528\u4e8e\u4e34\u65f6\u4fdd\u5b58\u8bbf\u95ee\u7f51\u9875\u7528\u6237\u4fe1\u606f\u7684\u673a\u5236\uff0c\u6216\u8005\u6307\u8be5\u6570\u636e\u672c\u8eab\u3002\u8981\u4fdd\u5b58\u503c\u5230\u8fd9\u4e2aCookie\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528setcookie\u51fd\u6570\u3002<br \/>\n\u7b2c\u4e00\u4e2a\u53c2\u6570\u662f\u952e\uff0c\u7b2c\u4e8c\u4e2a\u53c2\u6570\u662f\u503c\uff0c\u7b2c\u4e09\u4e2a\u53c2\u6570\u662f\u4fdd\u5b58\u671f\u9650\u3002<br \/>\n\u5728\u672c\u4f8b\u4e2d\uff0c\u4fdd\u5b58\u671f\u9650\u88ab\u8bbe\u7f6e\u4e3a\u4ece\u5f53\u524d\u65f6\u95f4\u523014\u5929\u540e\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"cp\">&lt;?php<\/span>\r\n<span class=\"nv\">$value<\/span> <span class=\"o\">=<\/span> <span class=\"s1\">'\u5909\u6570\u306b\u4fdd\u5b58\u3057\u305f\u5024\u3067\u3059'<\/span><span class=\"p\">;<\/span>\r\n<span class=\"nb\">setcookie<\/span><span class=\"p\">(<\/span><span class=\"s1\">'save_message'<\/span><span class=\"p\">,<\/span> <span class=\"s1\">'Cookie\u306b\u4fdd\u5b58\u3057\u305f\u5024\u3067\u3059'<\/span><span class=\"p\">,<\/span> <span class=\"nb\">time<\/span><span class=\"p\">()<\/span> <span class=\"o\">+<\/span> <span class=\"mi\">60<\/span> <span class=\"o\">*<\/span> <span class=\"mi\">60<\/span> <span class=\"o\">*<\/span> <span class=\"mi\">24<\/span> <span class=\"o\">*<\/span> <span class=\"mi\">14<\/span><span class=\"p\">);<\/span>\r\n<span class=\"cp\">?&gt;<\/span>\r\n<\/code><\/pre>\n<p>\u987a\u4fbf\u63d0\u4e00\u4e0b\uff0c\u53ef\u4ee5\u8fd9\u6837\u83b7\u53d6Cookie\u7684\u503c\uff1a<\/p>\n<pre class=\"post-pre\"><code><span class=\"nt\">&lt;pre&gt;<\/span>\r\n    \u5909\u6570\u306e\u5024\uff1a<span class=\"cp\">&lt;?php<\/span> <span class=\"k\">print<\/span><span class=\"p\">(<\/span><span class=\"nv\">$value<\/span><span class=\"p\">);<\/span> <span class=\"cp\">?&gt;<\/span>  #\u3053\u306e\u90e8\u5206\u306f\u8868\u793a\u3055\u308c\u306a\u3044\u3001\u3042\u304f\u307e\u3067\u3053\u306e\u30da\u30fc\u30b8\u3067\u306evalue\u3068\u3057\u3066\u518d\u5b9a\u7fa9\u3057\u306a\u3044\u3068\u3044\u3051\u306a\u3044\r\n    Cookie\u306e\u5024\uff1a<span class=\"cp\">&lt;?php<\/span> <span class=\"k\">print<\/span><span class=\"p\">(<\/span><span class=\"nv\">$_COOKIE<\/span><span class=\"p\">[<\/span><span class=\"s1\">'save_message'<\/span><span class=\"p\">]);<\/span> <span class=\"cp\">?&gt;<\/span>\u3000#\u524d\u30da\u30fc\u30b8\u304b\u3089\u4fdd\u5b58\u3055\u308c\u305f\u3082\u306e\u304c\u3053\u3061\u3089\u3067\u3082\u8868\u793a\u3055\u308c\u308b\r\n<span class=\"nt\">&lt;\/pre&gt;<\/span>\r\n<\/code><\/pre>\n<h1>\u5c06\u503c\u4fdd\u5b58\u5230\u4f1a\u8bdd\u4e2d<br \/>\n\u6211\u4f1a\u5728\u4ee5\u4e0b\u7684\u7f51\u9875\u4e0a\u4fdd\u5b58\u4f1a\u8bdd\u3002<\/p>\n<pre class=\"post-pre\"><code>\r\n<span class=\"cp\">&lt;?php<\/span>\r\n<span class=\"nb\">session_start<\/span><span class=\"p\">();<\/span>\r\n<span class=\"nv\">$_SESSION<\/span><span class=\"p\">[<\/span><span class=\"s1\">'session_message'<\/span><span class=\"p\">]<\/span><span class=\"o\">=<\/span><span class=\"s2\">\"session\u306b\u5024\u3092\u4fdd\u5b58\u3057\u307e\u3057\u305f\"<\/span>\r\n\r\n<span class=\"cp\">?&gt;<\/span>\r\n<\/code><\/pre>\n<p>\u7136\u540e\uff0c\u6211\u5c06\u5728\u8fd9\u91cc\u663e\u793a\u8bb0\u5fc6\u7684\u503c\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"cp\">&lt;?php<\/span>\r\n <span class=\"k\">print<\/span><span class=\"p\">(<\/span><span class=\"nv\">$_SESSION<\/span><span class=\"p\">[<\/span><span class=\"s1\">'sesison_message'<\/span><span class=\"p\">]);<\/span> <span class=\"c1\">#session\u306b\u5024\u3092\u4fdd\u5b58\u3057\u307e\u3057\u305f\u304c\u8868\u793a\u3055\u308c\u308b<\/span>\r\n<span class=\"cp\">?&gt;<\/span>\r\n<\/code><\/pre>\n<p>\u4e0eCookie\u4e0d\u540c\uff0c\u5f53\u5173\u95ed\u6d4f\u89c8\u5668\u65f6\uff0c\u4fdd\u5b58\u5728session\u4e2d\u7684\u4fe1\u606f\u4f1a\u88ab\u5220\u9664\u3002<\/p>\n<p>\u987a\u4fbf\u63d0\u4e00\u4e0b\uff0csession\u4f1a\u5728\u670d\u52a1\u5668\u7aef\u5b58\u50a8\uff0c\u800cCookie\u4f1a\u5728\u6d4f\u89c8\u5668\u7aef\u5b58\u50a8\u3002<\/p>\n<h1>\u6700\u540e\u53ea\u8981\u5b66\u4e86\u8fd9\u4e48\u4e00\u70b9\u70b9PHP\u7684\u57fa\u7840\u77e5\u8bc6\uff0c\u6211\u5c31\u89c9\u5f97\u5373\u4f7f\u662f\u521d\u5b66\u8005\uff0c\u53ea\u8981\u4e86\u89e3\u7f16\u7a0b\uff0c\u4e5f\u53ef\u4ee5\u8f7b\u677e\u5730\u9002\u5e94\u3002\u6211\u5e0c\u671b\u80fd\u591f\u8fdb\u4e00\u6b65\u6df1\u5165\u5b66\u4e60\u57fa\u7840\u77e5\u8bc6\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u9996\u5148\u7531\u4e8e\u6211\u5c06\u7ee7\u7eed\u5b66\u4e60PHP\uff0c\u6240\u4ee5\u6211\u5c06\u5728\u8fd9\u91cc\u8f93\u51fa\u3002 \u4ece\u8868\u5355\u63a5\u6536\u5904\u7406 \u4ece\u8868\u5355\u8f93\u5165\u63a5\u6536\u2460 &lt;form acti [&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-30628","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>PHP\u57fa\u7840\u4e8c - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" content=\"\u5173\u4e8ePHP\u57fa\u7840\u4e8c\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\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/php\u57fa\u7840\u4e8c\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"PHP\u57fa\u7840\u4e8c\" \/>\n<meta property=\"og:description\" content=\"\u5173\u4e8ePHP\u57fa\u7840\u4e8c\u7684\u6280\u672f\u6587\u7ae0\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/php\u57fa\u7840\u4e8c\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:published_time\" content=\"2023-03-24T19:09:30+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-08-12T12:05:45+00:00\" \/>\n<meta name=\"author\" content=\"\u97f5, \u79d1\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"\u97f5, \u79d1\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 \u5206\" \/>\n<script 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