{"id":1830,"date":"2023-06-22T10:14:55","date_gmt":"2023-06-22T02:14:55","guid":{"rendered":"https:\/\/www.zhiwanyuzhou.com\/?p=1830"},"modified":"2023-06-22T10:14:56","modified_gmt":"2023-06-22T02:14:56","slug":"perl%e8%af%ad%e8%a8%80%e5%ad%a6%e4%b9%a0%e7%ac%94%e8%ae%b0","status":"publish","type":"post","link":"https:\/\/www.zhiwanyuzhou.com\/index.php\/2023\/06\/22\/perl%e8%af%ad%e8%a8%80%e5%ad%a6%e4%b9%a0%e7%ac%94%e8%ae%b0\/","title":{"rendered":"Perl\u8bed\u8a00\u5b66\u4e60\u7b14\u8bb0"},"content":{"rendered":"\n<h2>\u4e00\u3001\u5f15\u8a00<\/h2>\n\n\n\n<p>\u6700\u8fd1\u7814\u7a76\u7684\u65f6\u5019\u7ecf\u5e38\u78b0\u5230perl\u8bed\u8a00\u7684CGI\u540e\u7aef\u7a0b\u5e8f\u4ee3\u7801\uff0c\u8ddf\u4f20\u7edf\u7684C\u8bed\u8a00\u8bed\u6cd5\u6709\u4e9b\u533a\u522b\uff0c\u8fd9\u91cc\u505a\u4e00\u4e0b\u7b14\u8bb0\u3002<\/p>\n\n\n\n<p>Perl\uff0c\u4e00\u79cd\u529f\u80fd\u4e30\u5bcc\u7684\u8ba1\u7b97\u673a\u7a0b\u5e8f\u8bed\u8a00\uff0c\u8fd0\u884c\u5728\u8d85\u8fc7100\u79cd\u8ba1\u7b97\u673a\u5e73\u53f0\u4e0a\uff0c\u9002\u7528\u5e7f\u6cdb\uff0c\u4ece\u5927\u578b\u673a\u5230\u4fbf\u643a\u8bbe\u5907\uff0c\u4ece\u5feb\u901f\u539f\u578b\u521b\u5efa\u5230\u5927\u89c4\u6a21\u53ef\u6269\u5c55\u5f00\u53d1\u3002<\/p>\n\n\n\n<p>Perl \u8bed\u8a00\u7684\u5e94\u7528\u8303\u56f4\u5f88\u5e7f\uff0c\u9664CGI\u4ee5\u5916\uff0cPerl\u88ab\u7528\u4e8e\u56fe\u5f62\u7f16\u7a0b\u3001\u7cfb\u7edf\u7ba1\u7406\u3001\u7f51\u7edc\u7f16\u7a0b\u3001\u91d1\u878d\u3001\u751f\u7269\u4ee5\u53ca\u5176\u4ed6\u9886\u57df\u3002\u7531\u4e8e\u5176\u7075\u6d3b\u6027\uff0cPerl\u88ab\u79f0\u4e3a\u811a\u672c\u8bed\u8a00\u4e2d\u7684\u745e\u58eb\u519b\u5200\u3002<\/p>\n\n\n\n<h2>\u4e8c\u3001\u7279\u70b9<\/h2>\n\n\n\n<h4>1\u3001\u6ce8\u91ca<\/h4>\n\n\n\n<p>\u4f7f\u7528# \u662f\u5355\u884c\u6ce8\u91ca\uff0c\u591a\u884c\u6ce8\u91ca\u662f=pdo\u5f00\u5934\uff0c=cut\u7ed3\u5c3e\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code has-palette-color-4-color has-black-background-color has-text-color has-background\"><code>#!\/usr\/bin\/perl\n\n# \u8fd9\u662f\u4e00\u4e2a\u5355\u884c\u6ce8\u91ca\nprint \"Hello, world\\n\";\n\n=pdo \u6ce8\u91ca\n\u8fd9\u662f\u4e00\u4e2a\u591a\u884c\u6ce8\u91ca\n\u8fd9\u662f\u4e00\u4e2a\u591a\u884c\u6ce8\u91ca\n\u8fd9\u662f\u4e00\u4e2a\u591a\u884c\u6ce8\u91ca\n=cut<\/code><\/pre>\n\n\n\n<h4>2\u3001\u51fd\u6570\u6267\u884c<\/h4>\n\n\n\n<p>print \u53ef\u4ee5\u4f7f\u7528\u62ec\u53f7\u6765\u8f93\u51fa\u5b57\u7b26\u4e32\uff0c\u4e5f\u53ef\u4ee5\u4e0d\u4f7f\u7528\u62ec\u53f7\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code has-palette-color-4-color has-black-background-color has-text-color has-background\"><code>print(\"Hello, world\\n\");\r\nprint \"Hello, world\\n\";<\/code><\/pre>\n\n\n\n<h4>3\u3001\u6570\u636e\u7c7b\u578b<\/h4>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>\u5e8f\u53f7<\/td><td>\u7c7b\u578b<\/td><td>\u8bf4\u660e<\/td><\/tr><tr><td>1<\/td><td>\u6807\u91cf $var=\"12345\"<\/td><td>\u53ef\u4ee5\u4e3a\u6570\u5b57\u3001\u5b57\u7b26\u4e32\u3001\u6d6e\u70b9\u6570\u7b49<\/td><\/tr><tr><td>2<\/td><td>\u6570\u7ec4 @array=(1,2,3,4,5)<\/td><td>\u4ee5\u5b57\u7b26@\u5f00\u5934\uff0c\u7d22\u5f150\u5f00\u59cb\uff0c\u4f7f\u7528\u8fd9\u79cd\u8c03\u7528\u5355\u4e2a\u5143\u7d20\u7684\u65b9\u6cd5\uff1aarray[0]<\/td><\/tr><tr><td>3<\/td><td>\u54c8\u5e0c   %hash=('a'=>'1', 'b'=>'2')                          <br>           %hash=('a', '1', 'b', '2')<br>           %hash=(-a=>'1', -b=>'2')<\/td><td>\u65e0\u5e8fkey\/value\u7ec4\u5408\uff0c\u591a\u79cd\u5199\u6cd5\uff0c\u4f7f\u7528\u8fd9\u79cd\u8c03\u7528\u5355\u4e2a\u5143\u7d20\u7684\u65b9\u6cd5\uff1a%hash{\"a\"}\u3001%hash{-a}<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u53d8\u91cf\u7684\u58f0\u660e<\/p>\n\n\n\n<p>1\uff09my \u4f5c\u7528\uff1a\u628a\u53d8\u91cf\u7684\u540d\u5b57\u548c\u503c\u90fd\u9650\u4e8e\u67d0\u4e2a\u8303\u56f4\u5185\uff0c\u4e5f\u5c31\u662f\u8bf4\uff0c\u8be5\u53d8\u91cf\u53ea\u80fd\u672c\u5c42\u6a21\u5757\u6216\u8005\u51fd\u6570<br>\u53ef\u4ee5\u770b\u5230\u8fd9\u4e2a\u53d8\u91cf\uff0c\u9ad8\u4e00\u5c42\u6216\u8005\u4f4e\u4e00\u5c42\u7684\u90fd\u770b\u4e0d\u5230\u3002<br>2\uff09our \u4f5c\u7528\uff1a\u628a\u53d8\u91cf\u540d\u5b57\u9650\u4e8e\u67d0\u4e2a\u8303\u56f4\uff0c\u5176\u5b9e\u5c31\u662f\u660e\u786e\u58f0\u660e\u4e00\u4e2a\u201d\u5168\u5c40\u53d8\u91cf\u201d\uff0c\u867d\u7136\u662f\u5728\u67d0\u4e2a\u6a21\u5757\u6216\u8005\u51fd\u6570\u91cc\u9762\u5b9a\u4e49\uff0c\u5916\u9762\u7684\u4e5f\u53ef\u4ee5\u8bbf\u95ee\uff0c\u5982\u679c\u5df2\u7ecf\u58f0\u660e\u8fc7\u4e86\uff0c\u518d\u6b21\u7528our\uff0c\u8868\u793a\u6b64\u5904\u7528\u7684\u548c\u4e4b\u524d\u58f0\u660e\u7684our\u53d8\u91cf\u662f\u540c\u4e00\u4e2a\u3002<br>3\uff09local \u4f5c\u7528\uff1a\u628a\u503c\u5c40\u9650\u4e8e\u67d0\u4e2a\u8303\u56f4\uff0c\u8be5\u8303\u56f4\u4e0emy\u6709\u6240\u533a\u522b\u7684\u662f\uff0c\u5305\u542b\u672c\u5c42\u53ca\u672c\u5c42\u7684\u4e0b\u5c42\uff0c\u4f46\u672c\u5c42\u7684\u4e0a\u4e00\u5c42\u4e0d\u53ef\u4ee5\u8bbf\u95ee\u3002<br>4\uff09\u5168\u5c40\u53d8\u91cf<br>use vars qw(szVersionCode,szVersionName), \u4f5c\u7528\u662f\u628a\u53d8\u91cfszVersionCode\u548cszVersionName\u5b9a\u4e49\u6210\u5168\u5c40\u53d8\u91cf\u3002 \u5176\u4f5c\u7528\u4e0eour\u4f5c\u7528\u7b49\u540c\u3002<\/p>\n\n\n\n<h4>4\u3001\u8f6c\u4e49\u5b57\u7b26<\/h4>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><th>\u8f6c\u4e49\u5b57\u7b26<\/th><th>\u542b\u4e49<\/th><\/tr><tr><td>\\\\<\/td><td>\u53cd\u659c\u7ebf<\/td><\/tr><tr><td>\\'<\/td><td>\u5355\u5f15\u53f7<\/td><\/tr><tr><td>\\\"<\/td><td>\u53cc\u5f15\u53f7<\/td><\/tr><tr><td>\\a<\/td><td>\u7cfb\u7edf\u54cd\u94c3<\/td><\/tr><tr><td>\\b<\/td><td>\u9000\u683c<\/td><\/tr><tr><td>\\f<\/td><td>\u6362\u9875\u7b26<\/td><\/tr><tr><td>\\n<\/td><td>\u6362\u884c<\/td><\/tr><tr><td>\\r<\/td><td>\u56de\u8f66<\/td><\/tr><tr><td>\\t<\/td><td>\u6c34\u5e73\u5236\u8868\u7b26<\/td><\/tr><tr><td>\\v<\/td><td>\u5782\u76f4\u5236\u8868\u7b26<\/td><\/tr><tr><td>\\0nn<\/td><td>\u521b\u5efa\u516b\u8fdb\u5236\u683c\u5f0f\u7684\u6570\u5b57<\/td><\/tr><tr><td>\\xnn<\/td><td>\u521b\u5efa\u5341\u516d\u8fdb\u5236\u683c\u5f0f\u7684\u6570\u5b57<\/td><\/tr><tr><td>\\cX<\/td><td>\u63a7\u5236\u5b57\u7b26\uff0cx\u53ef\u4ee5\u662f\u4efb\u4f55\u5b57\u7b26<\/td><\/tr><tr><td>\\u<\/td><td>\u5f3a\u5236\u4e0b\u4e00\u4e2a\u5b57\u7b26\u4e3a\u5927\u5199<\/td><\/tr><tr><td>\\l<\/td><td>\u5f3a\u5236\u4e0b\u4e00\u4e2a\u5b57\u7b26\u4e3a\u5c0f\u5199<\/td><\/tr><tr><td>\\U<\/td><td>\u5f3a\u5236\u5c06\u6240\u6709\u5b57\u7b26\u8f6c\u6362\u4e3a\u5927\u5199<\/td><\/tr><tr><td>\\L<\/td><td>\u5f3a\u5236\u5c06\u6240\u6709\u7684\u5b57\u7b26\u8f6c\u6362\u4e3a\u5c0f\u5199<\/td><\/tr><tr><td>\\Q<\/td><td>\u5c06\u5230\\E\u4e3a\u6b62\u7684\u975e\u5355\u8bcd\uff08non-word\uff09\u5b57\u7b26\u52a0\u4e0a\u53cd\u659c\u7ebf<\/td><\/tr><tr><td>\\E<\/td><td>\u7ed3\u675f\\L\u3001\\U\u3001\\Q<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h4>5\u3001\u6761\u4ef6\u8bed\u53e5<\/h4>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><th>\u8bed\u53e5<\/th><th>\u63cf\u8ff0<\/th><\/tr><tr><td>if \u8bed\u53e5<\/td><td>\u4e00\u4e2a&nbsp;<strong>if \u8bed\u53e5<\/strong>&nbsp;\u7531\u4e00\u4e2a\u5e03\u5c14\u8868\u8fbe\u5f0f\u540e\u8ddf\u4e00\u4e2a\u6216\u591a\u4e2a\u8bed\u53e5\u7ec4\u6210\u3002<\/td><\/tr><tr><td>if...else \u8bed\u53e5<\/td><td>\u4e00\u4e2a&nbsp;<strong>if \u8bed\u53e5<\/strong>&nbsp;\u540e\u53ef\u8ddf\u4e00\u4e2a\u53ef\u9009\u7684&nbsp;<strong>else \u8bed\u53e5<\/strong>\uff0celse \u8bed\u53e5\u5728\u5e03\u5c14\u8868\u8fbe\u5f0f\u4e3a\u5047\u65f6\u6267\u884c\u3002<\/td><\/tr><tr><td>if...elsif...else \u8bed\u53e5<\/td><td>\u60a8\u53ef\u4ee5\u5728\u4e00\u4e2a&nbsp;<strong>if<\/strong>&nbsp;\u8bed\u53e5\u540e\u53ef\u8ddf\u4e00\u4e2a\u53ef\u9009\u7684&nbsp;<strong>elsif \u8bed\u53e5<\/strong>\uff0c\u7136\u540e\u518d\u8ddf\u53e6\u4e00\u4e2a&nbsp;<strong>else \u8bed\u53e5<\/strong>\u3002<\/td><\/tr><tr><td>unless \u8bed\u53e5<\/td><td>\u4e00\u4e2a&nbsp;<strong>unless \u8bed\u53e5<\/strong>&nbsp;\u7531\u4e00\u4e2a\u5e03\u5c14\u8868\u8fbe\u5f0f\u540e\u8ddf\u4e00\u4e2a\u6216\u591a\u4e2a\u8bed\u53e5\u7ec4\u6210\u3002<\/td><\/tr><tr><td>unless...else \u8bed\u53e5<\/td><td>\u4e00\u4e2a&nbsp;<strong>unless \u8bed\u53e5<\/strong>&nbsp;\u540e\u53ef\u8ddf\u4e00\u4e2a\u53ef\u9009\u7684&nbsp;<strong>else \u8bed\u53e5<\/strong>\u3002<\/td><\/tr><tr><td>unless...elsif..else statement<\/td><td>\u4e00\u4e2a&nbsp;<strong>unless \u8bed\u53e5<\/strong>&nbsp;\u540e\u53ef\u8ddf\u4e00\u4e2a\u53ef\u9009\u7684&nbsp;<strong>elsif \u8bed\u53e5<\/strong>\uff0c\u7136\u540e\u518d\u8ddf\u53e6\u4e00\u4e2a&nbsp;<strong>else \u8bed\u53e5<\/strong>\u3002<\/td><\/tr><tr><td>switch \u8bed\u53e5<\/td><td>\u5728\u6700\u65b0\u7248\u672c\u7684 Perl \u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528&nbsp;<strong>switch<\/strong>&nbsp;\u8bed\u53e5\u3002\u5b83\u6839\u636e\u4e0d\u540c\u7684\u503c\u6267\u884c\u5bf9\u5e94\u7684\u4ee3\u7801\u5757\u3002<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h4>6\u3001\u5faa\u73af<\/h4>\n\n\n\n<p>\u5faa\u73af\u7c7b\u578b<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><th>\u5faa\u73af\u7c7b\u578b<\/th><th>\u63cf\u8ff0<\/th><\/tr><tr><td>while \u5faa\u73af<\/td><td>\u5f53\u7ed9\u5b9a\u6761\u4ef6\u4e3a true \u65f6\uff0c\u91cd\u590d\u6267\u884c\u8bed\u53e5\u6216\u8bed\u53e5\u7ec4\u3002\u5faa\u73af\u4e3b\u4f53\u6267\u884c\u4e4b\u524d\u4f1a\u5148\u6d4b\u8bd5\u6761\u4ef6\u3002<\/td><\/tr><tr><td>until \u5faa\u73af<\/td><td>\u91cd\u590d\u6267\u884c\u8bed\u53e5\u6216\u8bed\u53e5\u7ec4\uff0c\u76f4\u5230\u7ed9\u5b9a\u7684\u6761\u4ef6\u4e3a true\u3002 \u5faa\u73af\u4e3b\u4f53\u6267\u884c\u4e4b\u524d\u4f1a\u5148\u6d4b\u8bd5\u6761\u4ef6\u3002<\/td><\/tr><tr><td>for \u5faa\u73af<\/td><td>\u591a\u6b21\u6267\u884c\u4e00\u4e2a\u8bed\u53e5\u5e8f\u5217\uff0c\u7b80\u5316\u7ba1\u7406\u5faa\u73af\u53d8\u91cf\u7684\u4ee3\u7801\u3002<\/td><\/tr><tr><td>foreach \u5faa\u73af<\/td><td>foreach \u5faa\u73af\u7528\u4e8e\u8fed\u4ee3\u4e00\u4e2a\u5217\u8868\u6216\u96c6\u5408\u53d8\u91cf\u7684\u503c\u3002<\/td><\/tr><tr><td>do...while \u5faa\u73af<\/td><td>\u9664\u4e86\u5b83\u662f\u5728\u5faa\u73af\u4e3b\u4f53\u7ed3\u5c3e\u6d4b\u8bd5\u6761\u4ef6\u5916\uff0c\u5176\u4ed6\u4e0e while \u8bed\u53e5\u7c7b\u4f3c\u3002<\/td><\/tr><tr><td>\u5d4c\u5957\u5faa\u73af<\/td><td>\u60a8\u53ef\u4ee5\u5728 while\u3001for \u6216 do..while \u5faa\u73af\u5185\u4f7f\u7528\u4e00\u4e2a\u6216\u591a\u4e2a\u5faa\u73af\u3002<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u5faa\u73af\u63a7\u5236<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><th>\u63a7\u5236\u8bed\u53e5<\/th><th>\u63cf\u8ff0<\/th><\/tr><tr><td>next \u8bed\u53e5<\/td><td>\u505c\u6b62\u6267\u884c\u4ecenext\u8bed\u53e5\u7684\u4e0b\u4e00\u8bed\u53e5\u5f00\u59cb\u5230\u5faa\u73af\u4f53\u7ed3\u675f\u6807\u8bc6\u7b26\u4e4b\u95f4\u7684\u8bed\u53e5\uff0c\u8f6c\u53bb\u6267\u884ccontinue\u8bed\u53e5\u5757\uff0c\u7136\u540e\u518d\u8fd4\u56de\u5230\u5faa\u73af\u4f53\u7684\u8d77\u59cb\u5904\u5f00\u59cb\u6267\u884c\u4e0b\u4e00\u6b21\u5faa\u73af\u3002<\/td><\/tr><tr><td>last \u8bed\u53e5<\/td><td>\u9000\u51fa\u5faa\u73af\u8bed\u53e5\u5757\uff0c\u4ece\u800c\u7ed3\u675f\u5faa\u73af<\/td><\/tr><tr><td>continue \u8bed\u53e5<\/td><td>continue \u8bed\u53e5\u5757\u901a\u5e38\u5728\u6761\u4ef6\u8bed\u53e5\u518d\u6b21\u5224\u65ad\u524d\u6267\u884c\u3002<\/td><\/tr><tr><td>redo \u8bed\u53e5<\/td><td>redo \u8bed\u53e5\u76f4\u63a5\u8f6c\u5230\u5faa\u73af\u4f53\u7684\u7b2c\u4e00\u884c\u5f00\u59cb\u91cd\u590d\u6267\u884c\u672c\u6b21\u5faa\u73af\uff0credo\u8bed\u53e5\u4e4b\u540e\u7684\u8bed\u53e5\u4e0d\u518d\u6267\u884c\uff0ccontinue\u8bed\u53e5\u5757\u4e5f\u4e0d\u518d\u6267\u884c\uff1b<\/td><\/tr><tr><td>goto \u8bed\u53e5<\/td><td>Perl \u6709\u4e09\u79cd goto \u5f62\u5f0f\uff1agoto LABLE\uff0cgoto EXPR\uff0c\u548c goto &amp;NAME\u3002<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h4>7\u3001\u51fd\u6570<\/h4>\n\n\n\n<pre class=\"wp-block-code has-palette-color-4-color has-black-background-color has-text-color has-background\"><code>#!\/usr\/bin\/perl\r\n\r\n# \u51fd\u6570\u5b9a\u4e49\r\nsub func{\r\n   # \u53c2\u6570\uff1b\u4f7f\u7528\u7279\u6b8a\u6570\u7ec4 @_ \u6807\u660e\uff0c\u7b2c\u4e00\u4e2a\u53c2\u6570\u4e3a $_&#91;0], \u7b2c\u4e8c\u4e2a\u53c2\u6570\u4e3a $_&#91;1]...\r\n   foreach $item (@_){\r\n      print \"item:\".$item.\"\\n\";\r\n   }\r\n\r\n   # \u8fd4\u56de\u503c\uff1b\u5982\u679c\u6ca1\u6709\u4f7f\u7528 return \u8bed\u53e5\uff0c\u5219\u5b50\u7a0b\u5e8f\u7684\u6700\u540e\u4e00\u884c\u8bed\u53e5\u5c06\u4f5c\u4e3a\u8fd4\u56de\u503c\u3002\r\n   # \u4e0d\u4f7f\u7528 return\r\n   $_&#91;0]+$_&#91;1];  \r\n\r\n   # \u4f7f\u7528 return\r\n   # return $_&#91;0]+$_&#91;1]; \r\n}\r\n\r\n# \u51fd\u6570\u8c03\u7528\uff0c\u5728 Perl 5.0 \u4ee5\u4e0b\u7248\u672c\u8c03\u7528\u51fd\u6570\u662f&amp;func(1,2);\r\n$sum = func(1,2);\r\nprint \"sum:\".$sum.\"\\n\";<\/code><\/pre>\n\n\n\n<p>\u7ed3\u679c\u4e3a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code has-palette-color-4-color has-black-background-color has-text-color has-background\"><code>item:1\r\nitem:2\r\nsum:3\r<\/code><\/pre>\n\n\n\n<h4>8\u3001\u6b63\u5219\u8868\u8fbe\u5f0f<\/h4>\n\n\n\n<p>\u6b63\u5219\u8868\u8fbe\u5f0f(regular expression)\u63cf\u8ff0\u4e86\u4e00\u79cd\u5b57\u7b26\u4e32\u5339\u914d\u7684\u6a21\u5f0f\uff0c\u53ef\u4ee5\u7528\u6765\u68c0\u67e5\u4e00\u4e2a\u4e32\u662f\u5426\u542b\u6709\u67d0\u79cd\u5b50\u4e32\u3001\u5c06\u5339\u914d\u7684\u5b50\u4e32\u505a\u66ff\u6362\u6216\u8005\u4ece\u67d0\u4e2a\u4e32\u4e2d\u53d6\u51fa\u7b26\u5408\u67d0\u4e2a\u6761\u4ef6\u7684\u5b50\u4e32\u7b49\u3002<\/p>\n\n\n\n<p>Perl\u8bed\u8a00\u7684\u6b63\u5219\u8868\u8fbe\u5f0f\u529f\u80fd\u975e\u5e38\u5f3a\u5927\uff0c<strong>\u57fa\u672c\u4e0a\u662f\u5e38\u7528\u8bed\u8a00\u4e2d\u6700\u5f3a\u5927\u7684<\/strong>\uff0c\u5f88\u591a\u8bed\u8a00\u8bbe\u8ba1\u6b63\u5219\u5f0f\u652f\u6301\u7684\u65f6\u5019\u90fd\u53c2\u8003Perl\u7684\u6b63\u5219\u8868\u8fbe\u5f0f\u3002<\/p>\n\n\n\n<p>Perl\u7684\u6b63\u5219\u8868\u8fbe\u5f0f\u7684\u4e09\u79cd\u5f62\u5f0f\uff0c\u5206\u522b\u662f\u5339\u914d\uff0c\u66ff\u6362\u548c\u8f6c\u5316:<\/p>\n\n\n\n<ul>\n<li>\u5339\u914d\uff1am\/\/\uff08\u8fd8\u53ef\u4ee5\u7b80\u5199\u4e3a\/\/\uff0c\u7565\u53bbm\uff09<\/li>\n\n\n\n<li>\u66ff\u6362\uff1as\/\/\/<\/li>\n\n\n\n<li>\u8f6c\u5316\uff1atr\/\/\/<\/li>\n<\/ul>\n\n\n\n<p>\u8fd9\u4e09\u79cd\u5f62\u5f0f\u4e00\u822c\u90fd\u548c\u00a0<strong>=~<\/strong>\u00a0\u6216\u00a0<strong>!~<\/strong>\u00a0\u642d\u914d\u4f7f\u7528\uff0c =~ \u8868\u793a\u76f8\u5339\u914d\uff0c!~ \u8868\u793a\u4e0d\u5339\u914d\u3002<\/p>\n\n\n\n<h6>1\uff09\u5339\u914d\u793a\u4f8b<\/h6>\n\n\n\n<pre class=\"wp-block-code has-palette-color-4-color has-black-background-color has-text-color has-background\"><code>#!\/usr\/bin\/perl\r\n\r\n$string = \"welcome to zhiwanyuzhou site.\";\r\n$string =~ m\/wan\/;\r\nprint \"\u5339\u914d\u524d\u7684\u5b57\u7b26\u4e32: $`\\n\";\r\nprint \"\u5339\u914d\u7684\u5b57\u7b26\u4e32: $&amp;\\n\";\r\nprint \"\u5339\u914d\u540e\u7684\u5b57\u7b26\u4e32: $'\\n\";<\/code><\/pre>\n\n\n\n<p>\u7ed3\u679c\u4e3a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code has-palette-color-4-color has-black-background-color has-text-color has-background\"><code>\u5339\u914d\u524d\u7684\u5b57\u7b26\u4e32: welcome to zhi\r\n\u5339\u914d\u7684\u5b57\u7b26\u4e32: wan\r\n\u5339\u914d\u540e\u7684\u5b57\u7b26\u4e32: yuzhou site.\r<\/code><\/pre>\n\n\n\n<h6>2\uff09\u66ff\u6362\u793a\u4f8b<\/h6>\n\n\n\n<pre class=\"wp-block-code has-palette-color-4-color has-black-background-color has-text-color has-background\"><code>#!\/usr\/bin\/perl\r\n\r\n$string = \"welcome to baidu site.\";\r\n$string =~ s\/baidu\/zhiwanyuzhou\/;\r\n\r\nprint \"$string\\n\";<\/code><\/pre>\n\n\n\n<p>\u7ed3\u679c\u4e3a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code has-palette-color-4-color has-black-background-color has-text-color has-background\"><code>welcome to zhiwanyuzhou site.\r<\/code><\/pre>\n\n\n\n<h6>3\uff09\u8f6c\u5316\u793a\u4f8b<\/h6>\n\n\n\n<pre class=\"wp-block-code has-palette-color-4-color has-black-background-color has-text-color has-background\"><code>#!\/usr\/bin\/perl \r\n\r\n$string = 'welcome to zhiwanyuzhou site.';\r\n$string =~ tr\/a-z\/A-z\/;\r\n\r\nprint \"$string\\n\";<\/code><\/pre>\n\n\n\n<p>\u7ed3\u679c\u4e3a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code has-palette-color-4-color has-black-background-color has-text-color has-background\"><code>WELCOME TO ZHIWANYUZHOU SITE.\r<\/code><\/pre>\n\n\n\n<p><\/p>\n\n\n\n<h2>\u4e09\u3001CGI\u76f8\u5173<\/h2>\n\n\n\n<p>\u6240\u6709\u7684CGI\u7a0b\u5e8f\u90fd\u63a5\u6536\u4ee5\u4e0b\u7684\u73af\u5883\u53d8\u91cf\uff0c\u8fd9\u4e9b\u53d8\u91cf\u5728CGI\u7a0b\u5e8f\u4e2d\u53d1\u6325\u4e86\u91cd\u8981\u7684\u4f5c\u7528\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><th>\u53d8\u91cf\u540d<\/th><th>\u63cf\u8ff0<\/th><\/tr><tr><td>CONTENT_TYPE<\/td><td>\u8fd9\u4e2a\u73af\u5883\u53d8\u91cf\u7684\u503c\u6307\u793a\u6240\u4f20\u9012\u6765\u7684\u4fe1\u606f\u7684MIME\u7c7b\u578b\u3002\u76ee\u524d\uff0c\u73af\u5883\u53d8\u91cfCONTENT_TYPE\u4e00\u822c\u90fd\u662f\uff1aapplication\/x-www-form-urlencoded,\u4ed6\u8868\u793a\u6570\u636e\u6765\u81ea\u4e8eHTML\u8868\u5355\u3002<\/td><\/tr><tr><td>CONTENT_LENGTH<\/td><td>\u5982\u679c\u670d\u52a1\u5668\u4e0eCGI\u7a0b\u5e8f\u4fe1\u606f\u7684\u4f20\u9012\u65b9\u5f0f\u662fPOST\uff0c\u8fd9\u4e2a\u73af\u5883\u53d8\u91cf\u5373\u4f7f\u4ece\u6807\u51c6\u8f93\u5165STDIN\u4e2d\u53ef\u4ee5\u8bfb\u5230\u7684\u6709\u6548\u6570\u636e\u7684\u5b57\u8282\u6570\u3002\u8fd9\u4e2a\u73af\u5883\u53d8\u91cf\u5728\u8bfb\u53d6\u6240\u8f93\u5165\u7684\u6570\u636e\u65f6\u5fc5\u987b\u4f7f\u7528\u3002<\/td><\/tr><tr><td>HTTP_COOKIE<\/td><td>\u5ba2\u6237\u673a\u5185\u7684 COOKIE \u5185\u5bb9\u3002<\/td><\/tr><tr><td>HTTP_USER_AGENT<\/td><td>\u63d0\u4f9b\u5305\u542b\u4e86\u7248\u672c\u6570\u6216\u5176\u4ed6\u4e13\u6709\u6570\u636e\u7684\u5ba2\u6237\u6d4f\u89c8\u5668\u4fe1\u606f\u3002<\/td><\/tr><tr><td>PATH_INFO<\/td><td>\u8fd9\u4e2a\u73af\u5883\u53d8\u91cf\u7684\u503c\u8868\u793a\u7d27\u63a5\u5728CGI\u7a0b\u5e8f\u540d\u4e4b\u540e\u7684\u5176\u4ed6\u8def\u5f84\u4fe1\u606f\u3002\u5b83\u5e38\u5e38\u4f5c\u4e3aCGI\u7a0b\u5e8f\u7684\u53c2\u6570\u51fa\u73b0\u3002<\/td><\/tr><tr><td>QUERY_STRING<\/td><td>\u5982\u679c\u670d\u52a1\u5668\u4e0eCGI\u7a0b\u5e8f\u4fe1\u606f\u7684\u4f20\u9012\u65b9\u5f0f\u662fGET\uff0c\u8fd9\u4e2a\u73af\u5883\u53d8\u91cf\u7684\u503c\u5373\u4f7f\u6240\u4f20\u9012\u7684\u4fe1\u606f\u3002\u8fd9\u4e2a\u4fe1\u606f\u7ecf\u8ddf\u5728CGI\u7a0b\u5e8f\u540d\u7684\u540e\u9762\uff0c\u4e24\u8005\u4e2d\u95f4\u7528\u4e00\u4e2a\u95ee\u53f7'?'\u5206\u9694\u3002<\/td><\/tr><tr><td>REMOTE_ADDR<\/td><td>\u8fd9\u4e2a\u73af\u5883\u53d8\u91cf\u7684\u503c\u662f\u53d1\u9001\u8bf7\u6c42\u7684\u5ba2\u6237\u673a\u7684IP\u5730\u5740\uff0c\u4f8b\u5982192.168.1.100\u3002\u8fd9\u4e2a\u503c\u603b\u662f\u5b58\u5728\u7684\u3002\u800c\u4e14\u5b83\u662fWeb\u5ba2\u6237\u673a\u9700\u8981\u63d0\u4f9b\u7ed9Web\u670d\u52a1\u5668\u7684\u552f\u4e00\u6807\u8bc6\uff0c\u53ef\u4ee5\u5728CGI\u7a0b\u5e8f\u4e2d\u7528\u5b83\u6765\u533a\u5206\u4e0d\u540c\u7684Web\u5ba2\u6237\u673a\u3002<\/td><\/tr><tr><td>REMOTE_HOST<\/td><td>\u8fd9\u4e2a\u73af\u5883\u53d8\u91cf\u7684\u503c\u5305\u542b\u53d1\u9001CGI\u8bf7\u6c42\u7684\u5ba2\u6237\u673a\u7684\u4e3b\u673a\u540d\u3002\u5982\u679c\u4e0d\u652f\u6301\u4f60\u60f3\u67e5\u8be2\uff0c\u5219\u65e0\u9700\u5b9a\u4e49\u6b64\u73af\u5883\u53d8\u91cf\u3002<\/td><\/tr><tr><td>REQUEST_METHOD<\/td><td>\u63d0\u4f9b\u811a\u672c\u88ab\u8c03\u7528\u7684\u65b9\u6cd5\u3002\u5bf9\u4e8e\u4f7f\u7528 HTTP\/1.0 \u534f\u8bae\u7684\u811a\u672c\uff0c\u4ec5 GET \u548c POST \u6709\u610f\u4e49\u3002<\/td><\/tr><tr><td>SCRIPT_FILENAME<\/td><td>CGI\u811a\u672c\u7684\u5b8c\u6574\u8def\u5f84<\/td><\/tr><tr><td>SCRIPT_NAME<\/td><td>CGI\u811a\u672c\u7684\u7684\u540d\u79f0<\/td><\/tr><tr><td>SERVER_NAME<\/td><td>\u8fd9\u662f\u4f60\u7684 WEB \u670d\u52a1\u5668\u7684\u4e3b\u673a\u540d\u3001\u522b\u540d\u6216IP\u5730\u5740\u3002<\/td><\/tr><tr><td>SERVER_SOFTWARE<\/td><td>\u8fd9\u4e2a\u73af\u5883\u53d8\u91cf\u7684\u503c\u5305\u542b\u4e86\u8c03\u7528CGI\u7a0b\u5e8f\u7684HTTP\u670d\u52a1\u5668\u7684\u540d\u79f0\u548c\u7248\u672c\u53f7\u3002<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684CGI\u811a\u672c\u8f93\u51faCGI\u7684\u73af\u5883\u53d8\u91cf\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code has-palette-color-4-color has-black-background-color has-text-color has-background\"><code>#!\/usr\/bin\/perl\r\n\r\nprint \"Content-type: text\/html\\n\\n\";\r\nprint '&lt;meta charset=\"utf-8\">';\r\nprint \"&lt;font size=+1>\u73af\u5883\u53d8\u91cf\uff1a&lt;\/font>\\n\";\r\nforeach (sort keys %ENV)\r\n{\r\n  print \"&lt;b>$_&lt;\/b>: $ENV{$_}&lt;br>\\n\";\r\n}\r\n\r\nprint \"&lt;font size=+1>\u53c2\u6570\uff1a&lt;\/font>\\n\";\r\nlocal ($buffer, @pairs, $pair, $name, $value, %FORM);\r\n# \u8bfb\u53d6\u4fe1\u606f\r\n$ENV{'REQUEST_METHOD'} =~ tr\/a-z\/A-Z\/;\r\nif ($ENV{'REQUEST_METHOD'} eq \"POST\")\r\n{\r\n   read(STDIN, $buffer, $ENV{'CONTENT_LENGTH'});\r\n}else {\r\n   $buffer = $ENV{'QUERY_STRING'};\r\n}\r\n# \u8bfb\u53d6 name\/value \u5bf9\u4fe1\u606f\r\n@pairs = split(\/&amp;\/, $buffer);\r\nforeach $pair (@pairs)\r\n{\r\n   ($name, $value) = split(\/=\/, $pair);\r\n   $value =~ tr\/+\/ \/;\r\n   $value =~ s\/%(..)\/pack(\"C\", hex($1))\/eg;\r\n   $FORM{$name} = $value;\r\n\r\n   print \"&lt;b>$name&lt;\/b>: $value&lt;br>\\n\";\r\n}\r\n\r\n1;<\/code><\/pre>\n\n\n\n<pre class=\"wp-block-preformatted\">1;\u5728\u6a21\u5757\u7684\u7ed3\u5c3e\u610f\u5473\u7740\u6a21\u5757\u8fd4\u56detrue\u4ee5use\/require\u8bed\u53e5\u3002 \u5b83\u53ef\u4ee5\u7528\u6765\u5224\u65ad\u6a21\u5757\u521d\u59cb\u5316\u662f\u5426\u6210\u529f\u3002 \u5426\u5219\uff0c use\/require\u5c06\u5931\u8d25\u3002  <\/pre>\n\n\n\n<h2>\u56db\u3001\u53c2\u8003\u6587\u6863<\/h2>\n\n\n\n<p><a href=\"https:\/\/perldoc.perl.org\/perlre#Regular-Expressions\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/perldoc.perl.org\/perlre<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/www.w3cschool.cn\/perl\/perl-intro.html\">https:\/\/www.w3cschool.cn\/perl\/perl-intro.html<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/www.runoob.com\/perl\/perl-tutorial.html\">https:\/\/www.runoob.com\/perl\/perl-tutorial.html<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/blog.csdn.net\/weixin_43907175\/article\/details\/122415870\">https:\/\/blog.csdn.net\/weixin_43907175\/article\/details\/122415870<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/www.656463.com\/wenda\/Perlzhongde1shishenmeyisi_91\">https:\/\/www.656463.com\/wenda\/Perlzhongde1shishenmeyisi_91<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e00\u3001\u5f15\u8a00 \u6700\u8fd1\u7814\u7a76\u7684\u65f6\u5019\u7ecf\u5e38\u78b0\u5230perl\u8bed\u8a00\u7684CGI\u540e\u7aef\u7a0b\u5e8f\u4ee3\u7801\uff0c\u8ddf\u4f20\u7edf\u7684C\u8bed\u8a00\u8bed\u6cd5\u6709\u4e9b\u533a\u522b\uff0c\u8fd9\u91cc\u505a\u4e00\u4e0b\u7b14\u8bb0\u3002 Perl\uff0c\u4e00\u79cd\u529f\u80fd\u4e30\u5bcc\u7684\u8ba1\u7b97\u673a\u7a0b\u5e8f\u8bed\u8a00\uff0c\u8fd0\u884c\u5728\u8d85\u8fc7100\u79cd\u8ba1\u7b97\u673a\u5e73\u53f0\u4e0a\uff0c\u9002\u7528\u5e7f\u6cdb\uff0c\u4ece\u5927\u578b\u2026<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[11],"tags":[],"blocksy_meta":{"styles_descriptor":{"styles":{"desktop":"","tablet":"","mobile":""},"google_fonts":[],"version":5}},"_links":{"self":[{"href":"https:\/\/www.zhiwanyuzhou.com\/index.php\/wp-json\/wp\/v2\/posts\/1830"}],"collection":[{"href":"https:\/\/www.zhiwanyuzhou.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.zhiwanyuzhou.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.zhiwanyuzhou.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.zhiwanyuzhou.com\/index.php\/wp-json\/wp\/v2\/comments?post=1830"}],"version-history":[{"count":7,"href":"https:\/\/www.zhiwanyuzhou.com\/index.php\/wp-json\/wp\/v2\/posts\/1830\/revisions"}],"predecessor-version":[{"id":1837,"href":"https:\/\/www.zhiwanyuzhou.com\/index.php\/wp-json\/wp\/v2\/posts\/1830\/revisions\/1837"}],"wp:attachment":[{"href":"https:\/\/www.zhiwanyuzhou.com\/index.php\/wp-json\/wp\/v2\/media?parent=1830"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.zhiwanyuzhou.com\/index.php\/wp-json\/wp\/v2\/categories?post=1830"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.zhiwanyuzhou.com\/index.php\/wp-json\/wp\/v2\/tags?post=1830"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}