{"id":30952,"date":"2024-01-10T08:24:04","date_gmt":"2023-04-03T02:35:12","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e7%94%a8php%e8%bf%9b%e8%a1%8c%e5%90%84%e7%a7%8d%e9%aa%8c%e8%af%81\/"},"modified":"2025-08-12T21:33:45","modified_gmt":"2025-08-12T13:33:45","slug":"%e7%94%a8php%e8%bf%9b%e8%a1%8c%e5%90%84%e7%a7%8d%e9%aa%8c%e8%af%81","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e7%94%a8php%e8%bf%9b%e8%a1%8c%e5%90%84%e7%a7%8d%e9%aa%8c%e8%af%81\/","title":{"rendered":"\u7528PHP\u8fdb\u884c\u5404\u79cd\u9a8c\u8bc1"},"content":{"rendered":"

\u68c0\u6d4b\u5230\u672a\u5b9a\u4e49\u6216\u610f\u5916\u7c7b\u578b\u7684\u5143\u7d20\uff0c\u5982 $_GET \u548c $_POST\u3002\u5728\u8fd9\u91cc\u8be6\u7ec6\u89e3\u91ca\u4e86\u5904\u7406\u300c$_GET, $_POST\u300d\u7b49\u63a5\u6536\u7684\u8fc7\u7a0b\u3002<\/p>\n
a=foo&b[]=bar\r\n<\/code><\/pre>\n
$a<\/span> =<\/span> filter_input<\/span>(<\/span>INPUT_GET<\/span>,<\/span> 'a'<\/span>);<\/span> \/\/ \"foo\"<\/span>\r\n$b<\/span> =<\/span> filter_input<\/span>(<\/span>INPUT_GET<\/span>,<\/span> 'b'<\/span>);<\/span> \/\/ false<\/span>\r\n$c<\/span> =<\/span> filter_input<\/span>(<\/span>INPUT_GET<\/span>,<\/span> 'c'<\/span>);<\/span> \/\/ null<\/span>\r\n<\/code><\/pre>\n
$a<\/span> =<\/span> (<\/span>string<\/span>)<\/span>filter_input<\/span>(<\/span>INPUT_GET<\/span>,<\/span> 'a'<\/span>);<\/span> \/\/ \"foo\"<\/span>\r\n$b<\/span> =<\/span> (<\/span>string<\/span>)<\/span>filter_input<\/span>(<\/span>INPUT_GET<\/span>,<\/span> 'b'<\/span>);<\/span> \/\/ \"\"<\/span>\r\n$c<\/span> =<\/span> (<\/span>string<\/span>)<\/span>filter_input<\/span>(<\/span>INPUT_GET<\/span>,<\/span> 'c'<\/span>);<\/span> \/\/ \"\"<\/span>\r\n<\/code><\/pre>\n
\u5047\u8bbe\u5728\u8fd9\u4e4b\u524d\u5df2\u7ecf\u8fdb\u884c\u4e86\u8fd9\u6837\u7684\u68c0\u67e5\uff0c\u73b0\u5728\u53ea\u5173\u6ce8\u503c\u7684\u683c\u5f0f\u9a8c\u8bc1\u3002<\/p>\n
\/* 1. \u672a\u5b9a\u7fa9\u3084\u60f3\u5b9a\u5916\u306e\u578b\u306e\u691c\u51fa *\/<\/span>\r\n$email<\/span> =<\/span> (<\/span>string<\/span>)<\/span>filter_input<\/span>(<\/span>INPUT_POST<\/span>,<\/span> 'email'<\/span>);<\/span>\r\n\r\n\/* 2. \u5024\u306e\u5f62\u5f0f\u306b\u95a2\u3059\u308b\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3 *\/<\/span>\r\nif<\/span> (<\/span>false<\/span> !==<\/span> filter_var<\/span>(<\/span>$email<\/span>,<\/span> FILTER_VALIDATE_EMAIL<\/span>))<\/span> {<\/span>\r\n    echo<\/span> \"\u6b63\u3057\u3044E\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u3067\u3059: <\/span>$email<\/span>\\n<\/span>\"<\/span>;<\/span>\r\n}<\/span> else<\/span> {<\/span>\r\n    echo<\/span> \"E\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u306e\u5f62\u5f0f\u304c\u4e0d\u6b63\u3067\u3059: <\/span>$email<\/span>\\n<\/span>\"<\/span>;<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\u987a\u4fbf\u63d0\u4e00\u4e0b\uff0c\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u5982\u679c\u4e0d\u9700\u8981\u5c06\u65e0\u6548\u7684\u7535\u5b50\u90ae\u4ef6\u5730\u5740\u5b58\u50a8\u5728\u53d8\u91cf$email\u4e2d\u7684\u8bdd\uff0c<\/p>\n
$email<\/span> =<\/span> filter_input<\/span>(<\/span>INPUT_POST<\/span>,<\/span> 'email'<\/span>,<\/span> FILTER_VALIDATE_EMAIL<\/span>);<\/span>\r\n\r\nif<\/span> (<\/span>is_string<\/span>(<\/span>$email<\/span>))<\/span> {<\/span>\r\n    echo<\/span> \"\u6b63\u3057\u3044E\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u3067\u3059: <\/span>$email<\/span>\\n<\/span>\"<\/span>;<\/span>\r\n}<\/span> else<\/span> {<\/span>\r\n    echo<\/span> \"E\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u306e\u5f62\u5f0f\u304c\u4e0d\u6b63\u3067\u3059<\/span>\\n<\/span>\"<\/span>;<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\u5373\u4f7f\u628a\u5b83\u4eec\u4f5c\u4e3a\u4e00\u4e2a\u6574\u4f53\u6765\u603b\u7ed3\u4e5f\u6ca1\u6709\u95ee\u9898\u3002<\/p>\n
\u5982\u679c\u672a\u53d1\u9001\uff0c\u5219\u4e3anull\uff0c\u56e0\u6b64 false !== \u7684\u6bd4\u8f83\u662f\u4e0d\u9002\u5f53\u7684\u3002<\/p>\n
\n
\u95a2\u6570\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u5bfe\u8c61\u6210\u529f\u6642\u306e\u8fd4\u308a\u5024\u5931\u6557\u6642\u306e\u8fd4\u308a\u5024\u30a4\u30f3\u30c7\u30c3\u30af\u30b9
\n\u672a\u5b9a\u7fa9\u6642\u306e\u8fd4\u308a\u5024filter_var<\/a>\u81ea\u5206\u3067\u6e21\u3059\u5024\u6587\u5b57\u5217\u3084\u6574\u6570\u306a\u3069
\n(\u30d5\u30a3\u30eb\u30bf\u306b\u3088\u308b)false<\/code>–filter_input<\/a>$_GET<\/code> $_POST<\/code> \u306a\u3069\u306e
\n\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u6587\u5b57\u5217\u3084\u6574\u6570\u306a\u3069
\n(\u30d5\u30a3\u30eb\u30bf\u306b\u3088\u308b)false<\/code>null<\/code><\/p>\n
\u7f51\u5740
\n\u4ee5\u4e0b\u662f\u4e24\u79cd\u5b9e\u73b0\u6a21\u5f0f\u3002\u5728\u5f88\u591a\u60c5\u51b5\u4e0b\uff0c\u9009\u62e9B\u5c31\u597d\u4e86\u3002<\/p>\n
function<\/span> is_valid_url<\/span>(<\/span>$url<\/span>)<\/span>\r\n{<\/span>\r\n    return<\/span> false<\/span> !==<\/span> filter_var<\/span>(<\/span>$url<\/span>,<\/span> FILTER_VALIDATE_URL<\/span>);<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
function<\/span> is_valid_url<\/span>(<\/span>$url<\/span>)<\/span>\r\n{<\/span>\r\n    return<\/span> false<\/span> !==<\/span> filter_var<\/span>(<\/span>$url<\/span>,<\/span> FILTER_VALIDATE_URL<\/span>)<\/span> &&<\/span> preg_match<\/span>(<\/span>'@^https?+:\/\/@i'<\/span>,<\/span> $url<\/span>);<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\n
\nABhttp:\/\/
\nhttps:\/\/\u25cb\u25cbmailto:\u25cb\u00d7\u305d\u306e\u4ed6\u306e\u30b9\u30ad\u30fc\u30e0:\/\/\u25cb\u00d7\u305d\u306e\u4ed6\u306e\u30b9\u30ad\u30fc\u30e0:\u00d7\u00d7<\/p>\n
\u7535\u5b50\u90ae\u4ef6\u5730\u5740
\n\u4ee5\u4e0b\u4ecb\u7ecd\u4e86\u4e09\u79cd\u5b9e\u73b0\u6a21\u5f0f\u3002\u7531\u4e8e\u4f7f\u7528\u4e0d\u53ef\u53d8\u7684IP\u5730\u5740\u8fdb\u884c\u6ce8\u518c\u53ef\u80fd\u4f1a\u5bfc\u81f4\u540e\u7eed\u51fa\u73b0\u5404\u79cd\u9ebb\u70e6\uff0c\u6240\u4ee5\u6211\u8ba4\u4e3a\u9009\u62e9C\u662f\u6bd4\u8f83\u660e\u667a\u7684\u3002<\/p>\n
\u203b \u8bf7\u52a1\u5fc5\u67e5\u770b\u8ffd\u8bb0\u90e8\u5206\uff0c\u56e0\u4e3a\u6211\u4eec\u63d0\u4f9b\u4e86\u66f4\u597d\u7684\u7ed3\u8bba\u3002<\/p>\n
function<\/span> is_valid_email<\/span>(<\/span>$email<\/span>)<\/span>\r\n{<\/span>\r\n    return<\/span> false<\/span> !==<\/span> filter_var<\/span>(<\/span>$email<\/span>,<\/span> FILTER_VALIDATE_EMAIL<\/span>);<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
function<\/span> is_valid_email<\/span>(<\/span>$email<\/span>)<\/span>\r\n{<\/span>\r\n    switch<\/span> (<\/span>true<\/span>)<\/span> {<\/span>\r\n        case<\/span> !<\/span>is_string<\/span>(<\/span>$email<\/span>)<\/span>:<\/span>\r\n        case<\/span> false<\/span> ===<\/span> $pos<\/span> =<\/span> strrpos<\/span>(<\/span>$email<\/span>,<\/span> '@'<\/span>)<\/span>:<\/span>\r\n        case<\/span> false<\/span> ===<\/span> filter_var<\/span>(<\/span>substr<\/span>(<\/span>$email<\/span>,<\/span> $pos<\/span> +<\/span> 2<\/span>,<\/span> -<\/span>1<\/span>),<\/span> FILTER_VALIDATE_IP<\/span>)<\/span>:<\/span>\r\n        case<\/span> false<\/span> ===<\/span> filter_var<\/span>(<\/span>substr_replace<\/span>(<\/span>$email<\/span>,<\/span> '0.0.0.0'<\/span>,<\/span> $pos<\/span> +<\/span> 2<\/span>,<\/span> -<\/span>1<\/span>),<\/span> FILTER_VALIDATE_EMAIL<\/span>)<\/span>:<\/span>\r\n            return<\/span> false<\/span>;<\/span>\r\n\r\n        default<\/span>:<\/span>\r\n            return<\/span> true<\/span>;<\/span>\r\n    }<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
function<\/span> is_valid_email<\/span>(<\/span>$email<\/span>)<\/span>\r\n{<\/span>\r\n    return<\/span> false<\/span> !==<\/span> filter_var<\/span>(<\/span>$email<\/span>,<\/span> FILTER_VALIDATE_EMAIL<\/span>)<\/span> &&<\/span> ']'<\/span> !==<\/span> substr<\/span>(<\/span>$email<\/span>,<\/span> -<\/span>1<\/span>);<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\n
\nABC\u30ed\u30fc\u30ab\u30eb\u90e8@\u30c9\u30e1\u30a4\u30f3\u25cb\u25cb\u25cb\u30ed\u30fc\u30ab\u30eb\u90e8@[ IPv4<\/strong> ]\u25cb\u25cb\u00d7\u30ed\u30fc\u30ab\u30eb\u90e8@[ IPv6<\/strong> ]\u00d7\u25cb\u00d7\u300c\u53ea\u4f1a\u5199 PHP \u7684\u6e23\u6e23\uff0c\u5c1d\u8bd5\u6311\u6218\u90ae\u4ef6\u5730\u5740\u6b63\u5219\u8868\u8fbe\u5f0f\u7684\u9ad8\u624b\u300d\u867d\u7136\u7ecf\u8fc7\u4e86\u8bb8\u591a\u8ba8\u8bba\uff0c\u6211\u8ba4\u4e3a\u6700\u660e\u667a\u7684\u65b9\u6cd5\u5c31\u662f\u5584\u7528 PHP \u539f\u751f\u7684\u8fc7\u6ee4\u51fd\u6570\u6765\u89e3\u51b3\u3002\u662f\u7684\uff0c\u5f53\u7136\uff0c\u6211\u4f1a\u6392\u9664\u65e5\u672c\u624b\u673a\u8fd0\u8425\u5546\u7684 RFC \u5ffd\u7565\u5b9e\u73b0\u7684\u60c5\u51b5…<\/p>\n
2015\u5e748\u670811\u65e5 \u6dfb\u52a0\u66f4\u65b0<\/p>\n
    \n
  • \n
      \u6700\u8fd1\u3067\u306f\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u306e\u56fd\u969b\u5316\u304c\u9032\u307f\uff0c\u30ed\u30fc\u30ab\u30eb\u90e8\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306b\u95a2\u3057\u3066\u306f\u307b\u307c\u7121\u610f\u5473\u306b\u306a\u3063\u3066\u6765\u3066\u3044\u307e\u3059\u3002\u3057\u304b\u3057\u73fe\u72b6\u305d\u308c\u3092\u8003\u616e\u3057\u3066\u3044\u308bWeb\u30b5\u30fc\u30d3\u30b9\u304c\u5c11\u306a\u3044\u3068\u3044\u3046\u3053\u3068\u3082\u3042\u3063\u3066\uff0c\u305d\u3046\u3044\u3063\u305f\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u4eba\u306f\u975e\u5e38\u306b\u5c11\u306a\u3044\u306f\u305a\u306a\u306e\u3067\uff0c\u5468\u56f2\u306e\u69d8\u5b50\u3092\u898b\u306a\u304c\u3089\u5bfe\u5fdc\u3059\u308b\u2026\u3050\u3089\u3044\u3067\u3082\u3044\u3044\u306e\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/ul>\n<\/li>\n<\/ul>\n
       <\/p>\n
        \u30c9\u30e1\u30a4\u30f3\u3082\u540c\u69d8\u3067\u3059\u304c\uff0cDNS\u30ec\u30b3\u30fc\u30c9\u3092\u30c1\u30a7\u30c3\u30af\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u30c9\u30e1\u30a4\u30f3\u306e\u5b58\u5728\u3092\u78ba\u8a8d\u51fa\u6765\u307e\u3059\u3002<\/ul>\n
        \u6839\u636e\u8fd9\u4e9b\uff0c\u4ee5\u4e0b\u662f\u5bf9@xRx\u7684\u4ee3\u7801\u8fdb\u884c\u5fae\u8c03\u7684\u793a\u4f8b\u3002\u57fa\u4e8eC\u7f16\u5199\u3002\u5982\u679c\u5c06true\u4f5c\u4e3a\u7b2c\u4e8c\u4e2a\u53c2\u6570\u4f20\u5165\uff0c\u5c06\u68c0\u67e5DNS\u8bb0\u5f55\u3002<\/p>\n
        function<\/span> is_valid_email<\/span>(<\/span>$email<\/span>,<\/span> $check_dns<\/span> =<\/span> false<\/span>)<\/span>\r\n{<\/span>\r\n    switch<\/span> (<\/span>true<\/span>)<\/span> {<\/span>\r\n        case<\/span> false<\/span> ===<\/span> filter_var<\/span>(<\/span>$email<\/span>,<\/span> FILTER_VALIDATE_EMAIL<\/span>)<\/span>:<\/span>\r\n        case<\/span> !<\/span>preg_match<\/span>(<\/span>'\/@([^@\\[]++)\\z\/'<\/span>,<\/span> $email<\/span>,<\/span> $m<\/span>)<\/span>:<\/span>\r\n            return<\/span> false<\/span>;<\/span>\r\n\r\n        case<\/span> !<\/span>$check_dns<\/span>:<\/span>\r\n        case<\/span> checkdnsrr<\/span>(<\/span>$m<\/span>[<\/span>1<\/span>],<\/span> 'MX'<\/span>)<\/span>:<\/span>\r\n        case<\/span> checkdnsrr<\/span>(<\/span>$m<\/span>[<\/span>1<\/span>],<\/span> 'A'<\/span>)<\/span>:<\/span>\r\n        case<\/span> checkdnsrr<\/span>(<\/span>$m<\/span>[<\/span>1<\/span>],<\/span> 'AAAA'<\/span>)<\/span>:<\/span>\r\n            return<\/span> true<\/span>;<\/span>\r\n\r\n        default<\/span>:<\/span>\r\n            return<\/span> false<\/span>;<\/span>\r\n    }<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
        \u5982\u679c\u60a8\u60f3\u8981\u652f\u6301UTF-8\u5b57\u7b26\u4e32\uff0c\u8bf7\u4f7f\u7528symfony\/Validator\u800c\u4e0d\u662fegulias\/EmailValidator\u3002\u6839\u636e\u6e90\u4ee3\u7801\u7684\u663e\u793a\uff0c\u524d\u8005\u53ea\u8fdb\u884cMX\u8bb0\u5f55\u7684\u68c0\u67e5\uff0c\u800c\u540e\u8005\u4f3c\u4e4e\u5728\u5185\u90e8\u4f7f\u7528\u4e86\u524d\u8005\u3002\u4f46\u4e3a\u4e86\u8fd9\u4e2a\u76ee\u7684\uff0c\u6211\u4eec\u5355\u72ec\u8fdb\u884c\u4e86\u4fee\u6b63\u3002<\/p>\n
          \n
        • \n
            egulias\/EmailValidator src\/Egulias\/EmailValidator\/EmailValidator.php #L149<\/ul>\n<\/li>\n<\/ul>\n
             <\/p>\n
              symfony\/Validator Constraints\/EmailValidator.php #L155<\/ul>\n
              \u7531\u4e8e\u6211\u4ece\u672a\u4f7f\u7528\u8fc7Symfony\u7ec4\u4ef6\uff0c\u6240\u4ee5\u8df3\u8fc7\u4e86\u793a\u4f8b\u7684\u4ecb\u7ecd\u3002<\/p>\n
              2015\u5e748\u670811\u65e5\u6dfb\u52a0\u8bf4\u660e
              \n\u81eaPHP7.1.0\u5f00\u59cb\uff0c\u5df2\u6dfb\u52a0\u539f\u751f\u652f\u6301\u9a8c\u8bc1\u5305\u542bUTF-8\u5b57\u7b26\u4e32\u7684\u7535\u5b50\u90ae\u4ef6\u5730\u5740\u3002\u4ece\u8fd9\u4e2a\u7248\u672c\u5f00\u59cb\uff0c\u8fd9\u4f3c\u4e4e\u662f\u6700\u5408\u9002\u7684\u9009\u62e9\u3002<\/p>\n
              function<\/span> is_valid_email<\/span>(<\/span>$email<\/span>,<\/span> $check_dns<\/span> =<\/span> false<\/span>)<\/span>\r\n{<\/span>\r\n    switch<\/span> (<\/span>true<\/span>)<\/span> {<\/span>\r\n        case<\/span> false<\/span> ===<\/span> filter_var<\/span>(<\/span>$email<\/span>,<\/span> FILTER_VALIDATE_EMAIL<\/span>,<\/span> FILTER_FLAG_EMAIL_UNICODE<\/span>)<\/span>:<\/span>\r\n        case<\/span> !<\/span>preg_match<\/span>(<\/span>'\/@([^@\\[]++)\\z\/'<\/span>,<\/span> $email<\/span>,<\/span> $m<\/span>)<\/span>:<\/span>\r\n            return<\/span> false<\/span>;<\/span>\r\n\r\n        case<\/span> !<\/span>$check_dns<\/span>:<\/span>\r\n        case<\/span> checkdnsrr<\/span>(<\/span>$m<\/span>[<\/span>1<\/span>],<\/span> 'MX'<\/span>)<\/span>:<\/span>\r\n        case<\/span> checkdnsrr<\/span>(<\/span>$m<\/span>[<\/span>1<\/span>],<\/span> 'A'<\/span>)<\/span>:<\/span>\r\n        case<\/span> checkdnsrr<\/span>(<\/span>$m<\/span>[<\/span>1<\/span>],<\/span> 'AAAA'<\/span>)<\/span>:<\/span>\r\n            return<\/span> true<\/span>;<\/span>\r\n\r\n        default<\/span>:<\/span>\r\n            return<\/span> false<\/span>;<\/span>\r\n    }<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
              \u8bf7\u6ce8\u610f\uff0c\u57df\u540d\u90e8\u5206\u5fc5\u987b\u4f7f\u7528Punycode\u7f16\u7801\u683c\u5f0f\u3002\u4f8b\u5982\uff0cGigazine\u7684\u300cGmail\u80fd\u591f\u4e0e\u5305\u542b\u975e\u82f1\u6587\u5b57\u6bcd\u7684\u90ae\u4ef6\u5730\u5740\u8fdb\u884c\u6536\u53d1\u90ae\u4ef6\u300d\u8fd9\u4e00\u6587\u7ae0\u4e2d\u63d0\u5230\u4e86\u6b66@\u30e1\u30fc\u30eb.\u30b0\u30fc\u30b0\u30eb\u4f5c\u4e3a\u4f8b\u5b50\uff0c\u4f46\u5b83\u5fc5\u987b\u88ab\u7f16\u7801\u4e3a\u6b66@xn--4dkua4c.xn--qcka1pmc\u3002<\/p>\n
              \u90f5\u905e\u5340\u865f\u548c\u5730\u5740<\/p>\n
                \n
              1. \n
                  \u4ece\u65e5\u672c\u90ae\u653f\u7684\u7f51\u7ad9\u4e0a\u4e0b\u8f7d\u5168\u56fd\u8303\u56f4\u7684CSV\u6570\u636e\u3002<\/ol>\n<\/li>\n<\/ol>\n
                   <\/p>\n
                    \u5c06\u5176\u5bfc\u5165\u5230MySQL\u6216SQLite\u4e2d\u5e76\u4f7f\u7528\u3002<\/ol>\n
                    \u7531\u4e8e\u6709\u4e00\u79cd\u53ef\u4ee5\u5728\u4e00\u6b21\u5224\u65ad\u4e2d\u5904\u7406\u6570\u636e\u7684\u65b9\u6cd5\uff0c\u56e0\u6b64\u53ef\u4ee5\u8bf4\u4f7f\u7528SQL\u6bd4\u53bb\u5c1d\u8bd5\u5199\u590d\u6742\u7684\u6b63\u5219\u8868\u8fbe\u5f0f\u66f4\u5408\u9002\u3002<\/p>\n
                    \u624b\u673a\u53f7\u7801\u6211\u5c06\u6839\u636e\u603b\u52a1\u7701\u7684\u7f51\u7ad9\u6570\u636e\u81ea\u884c\u521b\u5efa\u9002\u5408\u76ee\u7684\u7684\u529f\u80fd\u3002\u8bf7\u6ce8\u610f\uff0c\u867d\u7136\u53ef\u4ee5\u4f7f\u7528\u6b63\u5219\u8868\u8fbe\u5f0f\u4e00\u6b21\u6027\u5b8c\u6210\uff0c\u4f46\u6b63\u5219\u8868\u8fbe\u5f0f\u592a\u957f\u5f80\u5f80\u4f1a\u5bfc\u81f4\u5931\u8d25\uff0c\u8bf7\u8c28\u614e\u4f7f\u7528\u3002\u5982\u6709\u9700\u8981\uff0c\u53ef\u4ee5\u5bfc\u5165\u5230MySQL\u6216SQLite\u4e2d\u8fdb\u884c\u4f7f\u7528\u3002<\/p>\n
                    function<\/span> is_valid_phone_number<\/span>(<\/span>$number<\/span>)<\/span>\r\n{<\/span>\r\n    return<\/span> is_string<\/span>(<\/span>$number<\/span>)<\/span> &&<\/span> preg_match<\/span>(<\/span>'\/\\A\\d{2,4}+-\\d{2,4}+-\\d{4}\\z\/'<\/span>,<\/span> $number<\/span>);<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
                    \u5982\u679c\u8981\u8ba4\u771f\u53bb\u505a\u7684\u8bdd\uff0c\u4f1a\u76f8\u5f53\u9ebb\u70e6\u3002<\/p>\n
                    I am not sure what specific context or sentence structure you would like for the word “\u6574\u6570” in Chinese. Here are a few options:1. \u6574\u6570 – (noun) whole number
                    \n2. \u4e00\u4e2a\u6574\u6570 – (noun phrase) a whole number
                    \n3. \u4ee5\u6574\u6570\u8868\u793a (y\u01d0 – (verb phrase) expressed as a whole number<\/p>\n
                    \u5c06\u6240\u6709\u5185\u5bb9\u5f3a\u5236\u8f6c\u4e3a\u6574\u6570\u578b<\/p>\n
                    \u5c06\u6574\u6570\u8f6c\u6362\u4e3a\u5f3a\u5236\u8f6c\u5316 h\u00e9<\/p>\n
                    $id<\/span> =<\/span> (<\/span>int<\/span>)<\/span>$id<\/span>;<\/span>\r\n\/**\r\n *  \"1\"    => 10\u9032\u6570\u306e \"1\"   => 1\r\n *  \"01\"   => 10\u9032\u6570\u306e \"01\"  => 1\r\n *  \"010\"  => 10\u9032\u6570\u306e \"010\" => 10 \r\n *  \"0x1A\" => 10\u9032\u6570\u306e \"0\"   => 0 \r\n *\/<\/span>\r\n<\/code><\/pre>\n
                    $id<\/span> =<\/span> min<\/span>(<\/span>max<\/span>((<\/span>int<\/span>)<\/span>$id<\/span>,<\/span> 0<\/span>),<\/span> 9<\/span>);<\/span>\r\n<\/code><\/pre>\n
                    \u6574\u6570\u503c\u51fd\u6570<\/p>\n
                    $id<\/span> =<\/span> intval<\/span>(<\/span>$id<\/span>);<\/span> \/\/ 10\u304c\u30c7\u30d5\u30a9\u30eb\u30c8<\/span>\r\n\/**\r\n *  \"1\"    => 10\u9032\u6570\u306e \"1\"   => 1\r\n *  \"01\"   => 10\u9032\u6570\u306e \"01\"  => 1\r\n *  \"010\"  => 10\u9032\u6570\u306e \"010\" => 10 \r\n *  \"0x1A\" => 10\u9032\u6570\u306e \"0\"   => 0 \r\n *\/<\/span>\r\n<\/code><\/pre>\n
                    $id<\/span> =<\/span> intval<\/span>(<\/span>$id<\/span>,<\/span> 2<\/span>);<\/span>\r\n\/**\r\n *  \"1\"    => 2\u9032\u6570\u306e \"1\"   => 1\r\n *  \"01\"   => 2\u9032\u6570\u306e \"01\"  => 1\r\n *  \"010\"  => 2\u9032\u6570\u306e \"010\" => 2\r\n *  \"0x1A\" => 2\u9032\u6570\u306e \"0\"   => 0\r\n *\/<\/span>\r\n<\/code><\/pre>\n
                    $id<\/span> =<\/span> intval<\/span>(<\/span>$id<\/span>,<\/span> 36<\/span>);<\/span>\r\n\/**\r\n *  \"1\"    => 36\u9032\u6570\u306e \"1\"    => 1\r\n *  \"01\"   => 36\u9032\u6570\u306e \"01\"   => 1\r\n *  \"010\"  => 36\u9032\u6570\u306e \"010\"  => 36\r\n *  \"0x1A\" => 36\u9032\u6570\u306e \"0X1A\" => 42814\r\n *\/<\/span>\r\n<\/code><\/pre>\n
                    $id<\/span> =<\/span> intval<\/span>(<\/span>$id<\/span>,<\/span> 8<\/span>);<\/span>\r\n\/**\r\n *  \"1\"    => 8\u9032\u6570\u306e \"1\"  => 1\r\n *  \"01\"   => 8\u9032\u6570\u306e \"1\"  => 1\r\n *  \"010\"  => 8\u9032\u6570\u306e \"10\" => 8\r\n *  \"0x1A\" => 8\u9032\u6570\u306e \"\"   => 0\r\n *\/<\/span>\r\n<\/code><\/pre>\n
                    $id<\/span> =<\/span> intval<\/span>(<\/span>$id<\/span>,<\/span> 16<\/span>);<\/span>\r\n\/**\r\n *  \"1\"    => 16\u9032\u6570\u306e \"1\"   => 1\r\n *  \"01\"   => 16\u9032\u6570\u306e \"01\"  => 1\r\n *  \"010\"  => 16\u9032\u6570\u306e \"010\" => 16\r\n *  \"0x1A\" => 16\u9032\u6570\u306e \"1A\"  => 26\r\n *\/<\/span>\r\n<\/code><\/pre>\n
                    $id<\/span> =<\/span> intval<\/span>(<\/span>$id<\/span>,<\/span> 0<\/span>);<\/span> \/\/ 0\u306f\u81ea\u52d5\u5224\u5b9a\u3092\u610f\u5473\u3059\u308b<\/span>\r\n\/**\r\n *  \"1\"    => 10\u9032\u6570\u306e \"1\"  => 1\r\n *  \"01\"   => 8\u9032\u6570\u306e  \"1\"  => 1\r\n *  \"010\"  => 8\u9032\u6570\u306e  \"10\" => 8\r\n *  \"0x1A\" => 16\u9032\u6570\u306e \"1A\" => 26\r\n *\/<\/span>\r\n<\/code><\/pre>\n
                    \u5982\u679c\u662f\u6b63\u786e\u7684\uff0c\u5219\u5c06\u5176\u8f6c\u6362\u4e3a\u6574\u6570\u578b\uff0c\u5982\u679c\u662f\u9519\u8bef\u7684\uff0c\u5219\u4e3a false\u3002<\/p>\n
                    \u8fc7\u6ee4\u51fd\u6570 filter_var<\/p>\n
                    $id<\/span> =<\/span> filter_var<\/span>(<\/span>$id<\/span>,<\/span> FILTER_VALIDATE_INT<\/span>);<\/span>\r\n\/**\r\n *  \"1\"    => 10\u9032\u6570\u306e \"1\" => 1\r\n *  \"01\"   => false\r\n *  \"010\"  => false\r\n *  \"0x1A\" => false\r\n *\/<\/span>\r\n<\/code><\/pre>\n
                    $options<\/span> =<\/span> [<\/span>'min_range'<\/span> =><\/span> 0<\/span>,<\/span> 'max_range'<\/span> =><\/span> 9<\/span>];<\/span>\r\n$id<\/span> =<\/span> filter_var<\/span>(<\/span>$id<\/span>,<\/span> FILTER_VALIDATE_INT<\/span>,<\/span> compact<\/span>(<\/span>'options'<\/span>));<\/span>\r\n<\/code><\/pre>\n
                    $id<\/span> =<\/span> filter_var<\/span>(<\/span>$id<\/span>,<\/span> FILTER_VALIDATE_INT<\/span>,<\/span> FILTER_FLAG_ALLOW_OCTAL<\/span> |<\/span> FILTER_FLAG_ALLOW_HEX<\/span>);<\/span>\r\n\/**\r\n *  \"1\"    => 10\u9032\u6570\u306e \"1\"  => 1\r\n *  \"01\"   => 8\u9032\u6570\u306e  \"1\"  => 1\r\n *  \"010\"  => 8\u9032\u6570\u306e  \"10\" => 8\r\n *  \"0x1A\" => 16\u9032\u6570\u306e \"1A\" => 26\r\n *\/<\/span>\r\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"
                    \u68c0\u6d4b\u5230\u672a\u5b9a\u4e49\u6216\u610f\u5916\u7c7b\u578b\u7684\u5143\u7d20\uff0c\u5982 $_GET \u548c $_POST\u3002\u5728\u8fd9\u91cc\u8be6\u7ec6\u89e3\u91ca\u4e86\u5904\u7406\u300c$_GET, $_POS […]<\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[227],"class_list":["post-30952","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-227"],"yoast_head":"\n\u7528PHP\u8fdb\u884c\u5404\u79cd\u9a8c\u8bc1 - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" content=\"\u5173\u4e8e\u7528PHP\u8fdb\u884c\u5404\u79cd\u9a8c\u8bc1\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\/\u7528php\u8fdb\u884c\u5404\u79cd\u9a8c\u8bc1\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u7528PHP\u8fdb\u884c\u5404\u79cd\u9a8c\u8bc1\" \/>\n<meta property=\"og:description\" content=\"\u5173\u4e8e\u7528PHP\u8fdb\u884c\u5404\u79cd\u9a8c\u8bc1\u7684\u6280\u672f\u6587\u7ae0\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/\u7528php\u8fdb\u884c\u5404\u79cd\u9a8c\u8bc1\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - 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