{"id":30633,"date":"2023-08-08T17:08:43","date_gmt":"2023-02-26T13:59:35","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/php%e5%9f%ba%e7%a1%80%e2%91%a0\/"},"modified":"2025-08-12T20:07:04","modified_gmt":"2025-08-12T12:07:04","slug":"php%e5%9f%ba%e7%a1%80%e2%91%a0","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/php%e5%9f%ba%e7%a1%80%e2%91%a0\/","title":{"rendered":"PHP\u57fa\u7840\u2460"},"content":{"rendered":"

\u9996\u5148\u6211\u4ece\u4eca\u5929\u5f00\u59cb\u5b66\u4e60PHP\uff0c\u6211\u4f1a\u5728\u8fd9\u91cc\u6574\u7406\u5e76\u8f93\u51fa\u5b66\u4e60\u6210\u679c\u3002\u9996\u5148\uff0c\u6211\u5c06\u4e00\u6b21\u6027\u6982\u62ec\u57fa\u672c\u5185\u5bb9\u3002<\/p>\n

\u5728\u753b\u9762\u4e0a\u9010\u6e10\u663e\u793a\u6587\u5b57\u9996\u5148\uff0c\u6211\u4eec\u5c06\u8f93\u51fa\u7f16\u7a0b\u5b66\u4e60\u7684\u7b2c\u4e00\u6b65\uff0c”HelloWorld”\u3002<\/p>\n
<h1><\/span>\r\n<?php<\/span>\r\nprint<\/span>(<\/span>\"HelloWorld\"<\/span>);<\/span>\r\n?><\/span>\r\n<\/h1><\/span>\r\n<\/code><\/pre>\n
\u5728PHP\u4e2d\uff0c\u7f16\u5199\u7a0b\u5e8f\u65f6\u5fc5\u987b\u7528\u5f00\u59cb\u6807\u8bb0<\/p>\n
\u9806\u4fbf\u63d0\u4e00\u4e0b\uff0c\u5982\u679c\u5728\u9019\u7a2e\u60c5\u6cc1\u4e0b\u986f\u793a\u7684\u6642\u9593\u4e0d\u6b63\u78ba\uff0c\u90a3\u662f\u56e0\u70ba\u6642\u5340\u8a2d\u5b9a\u70ba\u6b50\u6d32\uff0c\u9700\u8981\u66f4\u6539\u70ba\u6771\u4eac\u6642\u5340\u3002\uff08\u9019\u500b\u8a2d\u7f6e\u56e0\u4eba\u800c\u7570\uff09\u4f60\u4e5f\u53ef\u4ee5\u5728\u4ee3\u78bc\u4e2d\u9032\u884c\u8a2d\u5b9a\uff0c\u6211\u4f86\u770b\u4e00\u4e0b\u3002<\/p>\n
date_default_timezone_set('Asia\/Tokyo');\r\n<\/code><\/pre>\n
\u5c06\u5b57\u7b26\u4e32\u8fde\u63a5\u5728\u4e00\u8d77\u5728Ruby\u4e2d\uff0c\u6211\u5011\u4f7f\u7528+\u4f86\u9023\u63a5\u5b57\u4e32\uff0c\u4f46\u5728PHP\u4e2d\uff0c\u6211\u5011\u4f7f\u7528.\u4f86\u9023\u63a5\u5b57\u4e32\u3002<\/p>\n
<?php<\/span>\r\nprint<\/span>(<\/span>'\u73fe\u5728\u306f'<\/span>.<\/span>date<\/span>(<\/span>'G\u6642 i\u5206 s\u79d2'<\/span>)<\/span> .<\/span> '\u3067\u3059'<\/span>);<\/span> #\u73fe\u5728\u306f9\u664238\u520625\u79d2\u3067\u3059<\/span>\r\n?><\/span>\r\n\r\n<\/code><\/pre>\n
\u987a\u4fbf\u63d0\u4e00\u4e0b\uff0c\u4f5c\u4e3a\u5e94\u7528\uff0c\u8fd8\u53ef\u4ee5\u505a\u7c7b\u4f3c\u4ee5\u4e0b\u7684\u4e8b\u60c5\u3002<\/p>\n
<?php<\/span>\r\n$name<\/span>=<\/span>\"\u79c1\u306e\u540d\u524d\u306f\"<\/span>\r\n$name<\/span> .<\/span>=<\/span>\"\u5c71\u7530\u3067\u3059\"<\/span>\u3000<\/span># $name=$name . \"\u5c71\u7530\u3067\u3059\"\u306e\u7701\u7565\u7cfb<\/span>\r\nprint<\/span>(<\/span>$name<\/span>);<\/span> #\u79c1\u306e\u540d\u524d\u306f\u5c71\u7530\u3067\u3059<\/span>\r\n\r\n?><\/span>\r\n<\/code><\/pre>\n
\u4f7f\u7528\u5bf9\u8c61\u6765\u663e\u793a\u65f6\u95f4\u3002\u4ee5\u4e0b\u662f\u5173\u4e8e\u4f7f\u7528\u5bf9\u8c61\u7684\u663e\u793a\u65b9\u5f0f\u7684\u603b\u7ed3\u3002<\/p>\n
$today<\/span> =<\/span> new<\/span> DateTime<\/span>();<\/span>\r\nprint<\/span>(<\/span>$today<\/span>-><\/span>format<\/span>(<\/span>'G\u6642 i\u5206 s\u79d2'<\/span>));<\/span>#9\u664238\u520625\u79d2<\/span>\r\n<\/code><\/pre>\n
\u8fd9\u79cd\u5199\u6cd5\u5b8c\u5168\u5c31\u662f\u9762\u5411\u5bf9\u8c61\u7684\u5462\u3002$today\u662fDateTime\u7c7b\u7684\u5b9e\u4f8b\uff0c\u901a\u8fc7\u4f7f\u7528format\u65b9\u6cd5\u6765\u663e\u793a\u65f6\u95f4\uff0c\u5c31\u662f\u8fd9\u6837\u7684\u611f\u89c9\u5462\u3002<\/p>\n
\u5904\u7406\u53d8\u91cf\u5728\u4f7f\u7528\u53d8\u91cf\u65f6\uff0c\u9700\u8981\u5728\u524d\u9762\u52a0\u4e0a\u7f8e\u5143\u7b26\u53f7\u4ee5\u660e\u786e\u6807\u8bc6\u3002
\n\u5f53\u7136\uff0c\u53d8\u91cf\u540d\u6700\u597d\u4f7f\u7528\u82f1\u6587\uff0c\u4f46\u597d\u50cf\u4e5f\u53ef\u4ee5\u4f7f\u7528\u50cf”$\u6211\u7684\u540d\u5b57”\u8fd9\u6837\u7684\u53d8\u91cf\u540d\u3002
\n\u5982\u679c\u53d8\u91cf\u540d\u4e2d\u5305\u542b\u7b26\u53f7\u6216\u6570\u5b57\u4f4d\u4e8e\u5f00\u5934\uff0c\u5219\u65e0\u6cd5\u4f5c\u4e3a\u53d8\u91cf\u4f7f\u7528\u3002<\/p>\n
<?php<\/span>\r\n$sum<\/span> =<\/span> 100<\/span>+<\/span>200<\/span>;<\/span>\u3000<\/span>\r\nprint<\/span>(<\/span>$sum<\/span>);<\/span>#300<\/span>\r\n?><\/span>\r\n<\/code><\/pre>\n
\u53e6\u5916\uff0c\u96d6\u7136\u6709\u9ede\u8907\u96dc\uff0c\u4f46\u5728 PHP \u4e2d\uff0c\u7576\u8b8a\u6578\u88ab””\u5305\u570d\u6642\uff0c\u4e0d\u6703\u986f\u793a\u8b8a\u6578\u540d\u7a31\uff0c\u800c\u662f\u6703\u986f\u793a\u8b8a\u6578\u7684\u5167\u5bb9\u3002<\/p>\n
\u91cd\u590d\u5904\u7406\u6211\u5011\u5c07\u8a2d\u8a08\u4e00\u500b\u7a0b\u5f0f\uff0c\u4ee5\u5217\u51fa\u5f9e1\u5230365\u7684\u6578\u5b57\u3002
\n\u9019\u500b\u90e8\u5206\u5728\u5927\u591a\u6578\u7a0b\u5f0f\u8a9e\u8a00\u4e2d\u57fa\u672c\u4e0a\u90fd\u662f\u76f8\u540c\u7684\uff0c\u6211\u5011\u53ea\u9700\u8981\u64b0\u5beb\u7a0b\u5f0f\u78bc\u5373\u53ef\u3002<\/p>\n
\u540c\u69cb\u8a5e\u7d50\u69cb<\/p>\n
<?php<\/span>\r\n$i<\/span>=<\/span>1<\/span>;<\/span>\r\nwhile<\/span>(<\/span>$i<\/span><=<\/span>365<\/span>){<\/span>\r\n print<\/span>(<\/span>$i<\/span>.<\/span>\"<\/span>\\n<\/span>\"<\/span>);<\/span>\r\n $i<\/span> =<\/span>$i<\/span> +<\/span> 1<\/span>;<\/span>\r\n}<\/span>\r\n?><\/span>\r\n<\/code><\/pre>\n
\u7528\u4e8e\u5faa\u73af\u7684\u8bed\u53e5<\/p>\n
<?php<\/span>\r\nfor<\/span>(<\/span>$i<\/span>=<\/span>1<\/span>;<\/span>$i<\/span><=<\/span>365<\/span>;<\/span>$i<\/span>++<\/span>){<\/span>\r\n print<\/span>(<\/span>$i<\/span> .<\/span> \"<\/span>\\n<\/span>\"<\/span>);<\/span>\r\n}<\/span>\r\n?><\/span>\r\n<\/code><\/pre>\n
\u987a\u4fbf\u63d0\u4e00\u4e0b\uff0c\u8fd9\u4e9b\u6587\u7ae0\u5f88\u5bb9\u6613\u7406\u89e3\u3002
\n\u53c2\u8003\u6587\u7ae0\uff1ahttps:\/\/qiita.com\/rana_kualu\/items\/0abd2b6f69527b0b4b92<\/p>\n
\u7ec3\u4e60\u9898\uff08\u5c55\u793a\u4e00\u5e74\u540e\u7684\u65e5\u5386\uff09\u6211\u5011\u5c07\u4f7f\u7528\u5faa\u74b0\u7d50\u69cb\uff0c\u69cb\u601d\u4e00\u500b\u53ef\u986f\u793a\u4e00\u5e74\u671f\u9593\u7684\u65e5\u66c6\u7684\u7a0b\u5f0f\u3002
\n\u5728\u9019\u6b21\u7684\u4f8b\u5b50\u4e2d\uff0c\u6211\u5011\u4f7f\u7528strtotime\u65b9\u6cd5\u3002
\ncalendar.php
\n for($i=0;$i<=365;$i++){ print(date(‘n\/j(D)’,strtotime(‘+’.$i.’day’))); print “\\n”; } ?><\/p>\n
\u6570\u7ec4\u4f7f\u7528\u6570\u7ec4\u548cdate\u65b9\u6cd5\u6765\u4ee5\u65e5\u8bed\u663e\u793a\u661f\u671f\u51e0\u3002
\n\u8fd9\u91cc\u548cRuby\u5e76\u6ca1\u6709\u592a\u5927\u7684\u533a\u522b\u3002
\nsample.php
\n$week_name=[‘\u65e5’,’\u6708’,’\u706b’,’\u6c34’,’\u6728’,’\u91d1’,’\u571f’];
\nprint($week_name[date(‘w’)]);<\/p>\n
\u914d\u5217\u9019\u500b\u8a5e\u662f\u65e5\u8a9e\u4e2d\u7684\u4e00\u500b\u8853\u8a9e\uff0c\u53ef\u4ee5\u7ffb\u8b6f\u70ba\u201c\u96d9\u6392\u5f0f\u201d\u3002\u4e0d\u662f\u4f7f\u7528\u6570\u5b57\u4f5c\u4e3a\u7d22\u5f15\uff0c\u800c\u662f\u4f7f\u7528\u952e\u6765\u83b7\u53d6\u3002<\/p>\n
$fruits<\/span>=<\/span>[<\/span>'apple'<\/span>=><\/span>'\u308a\u3093\u3054'<\/span>,<\/span>\r\n         'grape'<\/span>=><\/span>'\u3076\u3069\u3046'<\/span>,<\/span>\r\n         'lemon'<\/span>=><\/span>'\u308c\u3082\u3093'<\/span>\r\n];<\/span>\r\nprint<\/span>(<\/span>$fruits<\/span>[<\/span>apple<\/span>]);<\/span>#\u308a\u3093\u3054<\/span>\r\n<\/code><\/pre>\n
\u5728\u6570\u7ec4\u4e2d\u5faa\u73af\u5904\u7406\u5c55\u793a\u5982\u4f55\u8fdb\u884c\u6570\u7ec4\u4e13\u7528\u7684\u91cd\u590d\u5904\u7406\u3002\u5c31\u50cf\u5728Ruby\u4e2d\u7684each\u8bed\u53e5\u4e00\u6837\u3002<\/p>\n
$fruits<\/span>=<\/span>[<\/span>'apple'<\/span>=><\/span>'\u308a\u3093\u3054'<\/span>,<\/span>\r\n         'grape'<\/span>=><\/span>'\u3076\u3069\u3046'<\/span>,<\/span>\r\n         'lemon'<\/span>=><\/span>'\u308c\u3082\u3093'<\/span>\r\n];<\/span>\r\n\r\nforeach<\/span>(<\/span>$fruits<\/span> as<\/span> $val<\/span>){<\/span>\r\n  print<\/span>(<\/span>$val<\/span> .<\/span> \"<\/span>\\n<\/span>\"<\/span>);<\/span> #\u308a\u3093\u3054<\/span>\r\n}<\/span>\r\n\r\nforeach<\/span>(<\/span>$fruits<\/span> as<\/span> $english<\/span>=><\/span>$japanese<\/span>)<\/span>\r\n  print<\/span>(<\/span>$english<\/span> .<\/span> \":\"<\/span> .<\/span> $japanese<\/span> .<\/span> \"<\/span>\\n<\/span>\"<\/span>);<\/span> #apple:\u308a\u3093\u3054<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\u5982\u679c…\u8fd9\u4e5f\u51e0\u4e4e\u548cRuby\u6216C\u8bed\u8a00\u4e00\u6837\u3002<\/p>\n
if<\/span>(<\/span>date<\/span>(<\/span>'G'<\/span>)<\/span> <<\/span> 10<\/span>){<\/span>\r\n  print<\/span>(<\/span>\"10\u6642\u4ee5\u524d\u306f\u55b6\u696d\u6642\u9593\u5916\u3067\u3059\"<\/span>);<\/span>\r\n}<\/span>else<\/span>{<\/span>\r\n  print<\/span>(<\/span>\"\u3044\u3089\u3063\u3057\u3083\u3044\u307e\u305b\"<\/span>);<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\u8fd9\u4e2a\u533a\u57df\u5c06\u88ab\u8df3\u8fc7<\/p>\n
\u56db\u820d\u4e94\u5165\u3001\u820d\u53bb\u5c0f\u6570\u90e8\u5206<\/p>\n
<?php<\/span>\r\n#3.3333\u3092\u3069\u3046\u6271\u3046\u304b\u307f\u3066\u3044\u304f<\/span>\r\n(<\/span>floor<\/span>(<\/span>100<\/span>\/<\/span>3000<\/span>*<\/span>100<\/span>));<\/span> #3 \u5207\u308a\u4e0b\u3052<\/span>\r\n(<\/span>ceil<\/span>(<\/span>100<\/span>\/<\/span>3000<\/span>*<\/span>100<\/span>));<\/span> #4 \u5207\u308a\u4e0a\u3052<\/span>\r\n(<\/span>round<\/span>(<\/span>100<\/span>\/<\/span>3000<\/span>*<\/span>100<\/span>));<\/span> #3 \u56db\u6368\u4e94\u5165<\/span>\r\n?><\/span>\r\n<\/code><\/pre>\n
\u7edf\u4e00\u683c\u5f0f
\n\u5982\u679c\u60a8\u60f3\u5bf9\u9f50\u4f4d\u6570\uff0c\u6307\u5b9a\u683c\u5f0f\u7b49\uff0c\u53ef\u4ee5\u4f7f\u7528 sprintf \u8fdb\u884c\u64cd\u4f5c\u3002\u5728\u5b98\u65b9\u6587\u6863\u548c\u535a\u5ba2\u7b49\u4e2d\u90fd\u6709\u7b80\u5355\u6613\u61c2\u7684\u4ecb\u7ecd\uff0c\u8bf7\u53c2\u9605\u3002<\/p>\n
<?php<\/span>\r\n$date<\/span>=<\/span>sprintf<\/span>(<\/span>'%04d\u5e74 %02d\u6708 %02d\u65e5'<\/span>,<\/span>2021<\/span>,<\/span>1<\/span>,<\/span>12<\/span>);<\/span>\r\nprint<\/span>(<\/span>$date<\/span>);<\/span> #2021\u5e7401\u670812\u65e5<\/span>\r\n?><\/span>\r\n<\/code><\/pre>\n
\u5411\u6587\u4ef6\u4e2d\u5199\u5165\u5185\u5bb9\uff0c\u8bfb\u53d6\u5185\u5bb9\u3002<\/p>\n
\u5199\u5b57\u5f53\u60f3\u8981\u5411\u6587\u4ef6\u4e2d\u5199\u5165\u5185\u5bb9\u65f6\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528file_out_contents\u65b9\u6cd5\u3002\u8be5\u65b9\u6cd5\u4f1a\u8fd4\u56de\u5199\u5165\u6587\u4ef6\u662f\u5426\u6210\u529f\u7684true\u6216false\u503c\u3002<\/p>\n
<?php<\/span>\r\n$success<\/span>=<\/span>file_out_contents<\/span>(<\/span>'..\/news_file.txt'<\/span>,<\/span>'\u65b0\u3057\u3044\u901f\u5831\u3067\u3059\uff01'<\/span>);<\/span>  #\u66f8\u304d\u8fbc\u307f\u304c\u6210\u529f\u3057\u305f\u304b\u3069\u3046\u304b\u3067true,false\u3092\u8fd4\u3059<\/span>\r\nif<\/span>(<\/span>$success<\/span>){<\/span>\r\n\u3000\u3000<\/span>print<\/span>(<\/span>\"\u6210\u529f\"<\/span>);<\/span>\r\n}<\/span>else<\/span>{<\/span>\r\n\u3000\u3000<\/span>print<\/span>(<\/span>\"\u5931\u6557\"<\/span>);<\/span>\r\n}<\/span>\r\n?><\/span>\r\n<\/code><\/pre>\n
\u8bfb\u53d6\u5728\u52a0\u8f7d\u65f6\uff0c\u4f7f\u7528file_get_contents\u65b9\u6cd5\u3002
\n\u6b64\u5916\uff0c\u5982\u679c\u4f7f\u7528readfile\uff0c\u5c31\u4e0d\u9700\u8981\u4e66\u5199\u4e13\u95e8\u7528\u4e8e\u5728\u5c4f\u5e55\u4e0a\u663e\u793a\u7684\u7a0b\u5e8f\uff0c\u8fd9\u662f\u4e00\u4e2a\u4f18\u70b9\u3002<\/p>\n
$new<\/span>=<\/span>file_get_contets<\/span>(<\/span>\"..\/new_file.txt\"<\/span>);<\/span>\r\nprint<\/span>(<\/span>$new<\/span>);<\/span>\r\n\r\n#\u4e0a\u8a18\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u307e\u3068\u3081\u305f\u3044\u5834\u5408\u306f\u4ee5\u4e0b\u306e\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3059\u308b\u3068\u826f\u3044<\/span>\r\nreadfile<\/span>(<\/span>\"..\/new_file.txt\"<\/span>)<\/span>\r\n<\/code><\/pre>\n
\u8bfb\u53d6XML\u4fe1\u606f\u5f53\u9700\u8981\u8bfb\u53d6XML\u4fe1\u606f\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528simplexml_load_file\uff08’https:\/\/~~~~’\uff09\u8fdb\u884c\u64cd\u4f5c\u3002<\/p>\n
<?php<\/span>\r\n$xmlTree<\/span>=<\/span>simple_load_file<\/span>(<\/span>'https:\/\/~~~~~'<\/span>);<\/span>\r\nforeach<\/span>(<\/span>$xmlTree<\/span>-><\/span>channel<\/span>-><\/span>item<\/span> as<\/span> $item<\/span>){<\/span>\r\n\r\n<<\/span>a<\/span> href<\/span>=<\/span>\"<?php print(<\/span>$item->link<\/span>);?>\"<\/span>><?<\/span>php<\/span> print<\/span> (<\/span>$item<\/span>-><\/span>title<\/span>);<\/span>?><\/span><\/a><\/span>\r\n\r\n}\r\n\r\n?>\r\n<\/code><\/pre>\n
\u8bfb\u53d6JSON\u5728\u8bfb\u53d6JSON\u4fe1\u606f\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u4e4b\u524d\u63d0\u5230\u7684file_get_contents\u51fd\u6570\u3002<\/p>\n
<?php<\/span>\r\n$file<\/span>=<\/span>file_get_contents<\/span>(<\/span>'https:\/\/~~~'<\/span>);<\/span>\r\n$json<\/span>=<\/span>json_decode<\/span>(<\/span>$file<\/span>);<\/span> #php\u3067json\u3092\u6271\u3048\u308b\u3088\u3046\u306b\u3059\u308b\u305f\u3081<\/span>\r\n\r\nforeach<\/span>(<\/span>$json<\/span>-><\/span>items<\/span> as<\/span> $item<\/span>)<\/span>:<\/span>\r\n?><\/span>\r\n\r\n<a<\/span> href=<\/span>\"<\/span><?php<\/span> print<\/span>(<\/span>$item<\/span>-><\/span>url<\/span>);<\/span>?><\/span>\"<\/span>><\/span><?php<\/span> print<\/span>(<\/span>$item<\/span>-><\/span>title<\/span>);<\/span>?><\/span><\/a><\/span>\r\n<?php<\/span> endforeach<\/span>;<\/span>?><\/span>\r\n<\/code><\/pre>\n
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\n\u66ab\u6642\uff0c\u6211\u60f3\u7528PHP\u4f86\u5275\u4f5c\u4e00\u4e9b\u4f5c\u54c1\uff0c\u6240\u4ee5\u6211\u6703\u5feb\u901f\u5730\u5b78\u7fd2\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
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