{"id":182440,"date":"2024-05-08T21:21:34","date_gmt":"2024-05-08T13:21:34","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/182440.html"},"modified":"2024-05-08T21:21:40","modified_gmt":"2024-05-08T13:21:40","slug":"php%e8%af%ad%e8%a8%80%e6%9c%89%e5%93%aa%e4%ba%9b%e6%9c%89%e8%b6%a3%e7%9a%84%e5%87%bd%e6%95%b0","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/182440.html","title":{"rendered":"php\u8bed\u8a00\u6709\u54ea\u4e9b\u6709\u8da3\u7684\u51fd\u6570"},"content":{"rendered":"

\"php\u8bed\u8a00\u6709\u54ea\u4e9b\u6709\u8da3\u7684\u51fd\u6570\"<\/p>\n

PHP\u662f\u4e00\u79cd\u5e7f\u6cdb\u5e94\u7528\u4e8eWeb\u5f00\u53d1\u7684\u670d\u52a1\u5668\u7aef\u811a\u672c\u8bed\u8a00\uff0c\u5b83\u62e5\u6709\u4e30\u5bcc\u7684\u51fd\u6570\u5e93\uff0c\u4f7f\u5f97\u5f00\u53d1\u8005\u80fd\u591f\u9ad8\u6548\u5b8c\u6210\u5404\u79cd\u5f00\u53d1\u4efb\u52a1\u3002\u5176\u4e2d\u4e00\u4e9b\u6709\u8da3\u7684\u51fd\u6570\u5305\u62ecarray_rand()\u3001str_shuffle()\u3001md5()\u3001date()\u3001phpinfo()<\/strong>\u3002\u8fd9\u4e9b\u51fd\u6570\u8ba9PHP\u8bed\u8a00\u66f4\u52a0\u5f3a\u5927\u800c\u7075\u6d3b\uff0c\u80fd\u591f\u8f7b\u677e\u5904\u7406\u6570\u7ec4\u3001\u5b57\u7b26\u4e32\u3001\u751f\u6210\u52a0\u5bc6\u5b57\u7b26\u4e32\u3001\u5904\u7406\u65e5\u671f\u65f6\u95f4\uff0c\u4ee5\u53ca\u83b7\u53d6PHP\u914d\u7f6e\u548c\u7248\u672c\u4fe1\u606f\u7b49\u3002<\/p>\n<\/p>\n

\u7279\u522b\u5730\uff0cstr_shuffle()\u51fd\u6570\u975e\u5e38\u6709\u8da3\uff0c\u5b83\u80fd\u591f\u5c06\u4e00\u4e2a\u5b57\u7b26\u4e32\u7684\u6240\u6709\u5b57\u7b26\u8fdb\u884c\u968f\u673a\u5730\u91cd\u65b0\u6392\u5e8f\u3002\u8fd9\u5bf9\u4e8e\u751f\u6210\u968f\u673a\u5bc6\u7801\u6216\u6d4b\u8bd5\u6570\u636e\u975e\u5e38\u6709\u7528\u3002\u4f8b\u5982\uff0c\u4e3a\u4e86\u589e\u52a0\u5b89\u5168\u6027\uff0c\u7f51\u7ad9\u53ef\u80fd\u9700\u8981\u4e3a\u65b0\u7528\u6237\u751f\u6210\u4e00\u4e2a\u968f\u673a\u5bc6\u7801\u3002\u4f7f\u7528str_shuffle()\u51fd\u6570\u53ef\u4ee5\u8f7b\u677e\u5b9e\u73b0\u8fd9\u4e00\u70b9\uff0c\u53ea\u9700\u63d0\u4f9b\u4e00\u4e2a\u5305\u542b\u53ef\u80fd\u5b57\u7b26\u7684\u957f\u5b57\u7b26\u4e32\uff0c\u5e76\u901a\u8fc7str_shuffle()\u6253\u4e71\u8fd9\u4e9b\u5b57\u7b26\uff0c\u7136\u540e\u901a\u8fc7substr()\u51fd\u6570\u622a\u53d6\u6240\u9700\u957f\u5ea6\u7684\u5b57\u7b26\u4e32\u5373\u53ef\u3002<\/p>\n<\/p>\n

\u4e00\u3001ARRAY_RAND()<\/h3>\n<\/p>\n

array_rand()<\/code>\u51fd\u6570\u4ece\u6570\u7ec4\u4e2d\u968f\u673a\u9009\u53d6\u4e00\u4e2a\u6216\u591a\u4e2a\u952e\u540d\u3002\u8fd9\u5bf9\u4e8e\u4ece\u7ed9\u5b9a\u7684\u53ef\u9009\u9879\u6570\u7ec4\u4e2d\u968f\u673a\u62bd\u53d6\u5143\u7d20\u975e\u5e38\u6709\u7528\u3002\u4f8b\u5982\uff0c\u5728\u5b9e\u73b0\u4e00\u4e2a\u62bd\u5956\u7cfb\u7edf\u65f6\uff0c\u53ef\u4ee5\u628a\u6240\u6709\u53c2\u4e0e\u8005\u7684ID\u4f5c\u4e3a\u6570\u7ec4\u4f20\u5165\u8fd9\u4e2a\u51fd\u6570\uff0c\u968f\u673a\u9009\u51fa\u5e78\u8fd0\u4e2d\u5956\u8005\u7684ID\u3002<\/p>\n<\/p>\n

\u9996\u5148\uff0c\u5b9a\u4e49\u4e00\u4e2a\u5305\u542b\u53c2\u4e0e\u8005ID\u7684\u6570\u7ec4\u3002\u7136\u540e\uff0c\u4f7f\u7528array_rand()<\/code>\u51fd\u6570\u4ece\u4e2d\u968f\u673a\u9009\u53d6\u4e00\u4e2a\u6216\u591a\u4e2a\u5143\u7d20\u3002\u5982\u679c\u9700\u8981\u4ece\u6570\u7ec4\u4e2d\u968f\u673a\u9009\u53d6\u591a\u4e2a\u5143\u7d20\uff0c\u53ef\u4ee5\u901a\u8fc7\u4f20\u5165\u7b2c\u4e8c\u4e2a\u53c2\u6570\u6765\u6307\u5b9a\u6570\u91cf\u3002<\/p>\n<\/p>\n

\u4e8c\u3001STR_SHUFFLE()<\/h3>\n<\/p>\n

str_shuffle()<\/code>\u51fd\u6570\u91cd\u65b0\u6392\u5217\u5b57\u7b26\u4e32\u4e2d\u7684\u6240\u6709\u5b57\u7b26\u7684\u987a\u5e8f\u3002\u8fd9\u5728\u9700\u8981\u751f\u6210\u968f\u673a\u5bc6\u7801\u6216\u8005\u6d4b\u8bd5\u6570\u636e\u65f6\u7279\u522b\u6709\u7528\u3002<\/p>\n<\/p>\n

\u4f7f\u7528\u8fd9\u4e2a\u51fd\u6570\u65f6\uff0c\u53ea\u9700\u8981\u5c06\u9700\u8981\u88ab\u6253\u4e71\u987a\u5e8f\u7684\u5b57\u7b26\u4e32\u4f5c\u4e3a\u53c2\u6570\u4f20\u5165\u3002\u51fd\u6570\u8fd4\u56de\u4e00\u4e2a\u65b0\u7684\u5b57\u7b26\u4e32\uff0c\u5b57\u7b26\u987a\u5e8f\u5df2\u7ecf\u88ab\u968f\u673a\u6253\u4e71\u3002\u8fd9\u79cd\u65b9\u5f0f\u975e\u5e38\u9002\u5408\u751f\u6210\u968f\u673a\u5b57\u7b26\u4e32\u6216\u8005\u5bf9\u73b0\u6709\u5b57\u7b26\u4e32\u8fdb\u884c\u91cd\u6392\uff0c\u4ee5\u8fbe\u5230\u9884\u671f\u7684\u6548\u679c\u6216\u6d4b\u8bd5\u76ee\u7684\u3002<\/p>\n<\/p>\n

\u4e09\u3001MD5()<\/h3>\n<\/p>\n

md5()<\/code>\u51fd\u6570\u7528\u4e8e\u8ba1\u7b97\u5b57\u7b26\u4e32\u7684MD5\u6563\u5217\u3002\u8fd9\u5728\u6570\u636e\u52a0\u5bc6\u548c\u9a8c\u8bc1\u65b9\u9762\u975e\u5e38\u91cd\u8981\uff0c\u5c24\u5176\u662f\u5728\u5904\u7406\u7528\u6237\u5bc6\u7801\u65f6\u3002<\/p>\n<\/p>\n

\u5f53\u5b58\u50a8\u7528\u6237\u5bc6\u7801\u65f6\uff0c\u76f4\u63a5\u5b58\u50a8\u660e\u6587\u662f\u975e\u5e38\u5371\u9669\u7684\u505a\u6cd5\u3002\u4f7f\u7528md5()<\/code>\u51fd\u6570\uff0c\u53ef\u4ee5\u5c06\u7528\u6237\u7684\u5bc6\u7801\u8f6c\u6362\u6210MD5\u6563\u5217\uff0c\u7136\u540e\u5b58\u50a8\u8fd9\u4e2a\u6563\u5217\u503c\u3002\u5c3d\u7ba1\u73b0\u5728\u66f4\u63a8\u8350\u4f7f\u7528\u66f4\u5b89\u5168\u7684\u6563\u5217\u7b97\u6cd5\uff0c\u6bd4\u5982bcrypt\uff0c\u4f46md5()<\/code>\u51fd\u6570\u5728\u5386\u53f2\u4e0a\u66fe\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5bc6\u7801\u52a0\u5bc6\u3002<\/p>\n<\/p>\n

\u56db\u3001DATE()<\/h3>\n<\/p>\n

date()<\/code>\u51fd\u6570\u7528\u4e8e\u683c\u5f0f\u5316\u4e00\u4e2a\u672c\u5730\u65f6\u95f4\uff0f\u65e5\u671f\u3002\u8fd9\u5bf9\u4e8e\u663e\u793a\u7528\u6237\u53cb\u597d\u7684\u65e5\u671f\u65f6\u95f4\u683c\u5f0f\u975e\u5e38\u6709\u7528\u3002<\/p>\n<\/p>\n

\u5728\u4f7f\u7528date()<\/code>\u51fd\u6570\u65f6\uff0c\u53ef\u4ee5\u6307\u5b9a\u6240\u9700\u7684\u65e5\u671f\u65f6\u95f4\u683c\u5f0f\uff0c\u4f8b\u5982\uff0c\u663e\u793a\u5e74\u3001\u6708\u3001\u65e5\u3001\u5c0f\u65f6\u3001\u5206\u949f\u548c\u79d2\u3002\u901a\u8fc7\u5bf9\u8fd9\u4e2a\u51fd\u6570\u7684\u7075\u6d3b\u8fd0\u7528\uff0c\u53ef\u4ee5\u8f7b\u677e\u5b9e\u73b0\u5404\u79cd\u65f6\u95f4\u76f8\u5173\u7684\u529f\u80fd\uff0c\u6bd4\u5982\u8ba1\u7b97\u5e74\u9f84\u3001\u663e\u793a\u5e16\u5b50\u53d1\u5e03\u65f6\u95f4\u7b49\u3002<\/p>\n<\/p>\n

\u4e94\u3001PHPINFO()<\/h3>\n<\/p>\n

phpinfo()<\/code>\u51fd\u6570\u7528\u4e8e\u8f93\u51fa\u5173\u4e8ePHP\u914d\u7f6e\u7684\u4fe1\u606f\u3002\u8fd9\u5bf9\u4e8e\u8c03\u8bd5\u548c\u4e86\u89e3\u5f53\u524d\u8fd0\u884c\u73af\u5883\u914d\u7f6e\u975e\u5e38\u6709\u52a9\u3002<\/p>\n<\/p>\n

\u5f53\u8c03\u7528\u8fd9\u4e2a\u51fd\u6570\u65f6\uff0c\u5b83\u4f1a\u663e\u793a\u5173\u4e8ePHP\u7248\u672c\u3001\u7f16\u8bd1\u9009\u9879\u548c\u5b89\u88c5\u7684\u6a21\u5757\u7b49\u8be6\u7ec6\u4fe1\u606f\u3002\u5bf9\u5f00\u53d1\u8005\u6765\u8bf4\uff0c\u4e86\u89e3\u8fd9\u4e9b\u4fe1\u606f\u5bf9\u4e8e\u4f18\u5316\u5e94\u7528\u548c\u89e3\u51b3\u73af\u5883\u76f8\u5173\u7684\u95ee\u9898\u81f3\u5173\u91cd\u8981\u3002<\/p>\n<\/p>\n

\u901a\u8fc7\u63a2\u7d22PHP\u7684\u8fd9\u4e9b\u6709\u8da3\u548c\u5b9e\u7528\u7684\u51fd\u6570\uff0c\u5f00\u53d1\u8005\u53ef\u4ee5\u63d0\u9ad8\u5f00\u53d1\u6548\u7387\uff0c\u5b9e\u73b0\u66f4\u52a0\u4e30\u5bcc\u548c\u5f3a\u5927\u7684Web\u529f\u80fd\u3002\u8fd9\u4e9b\u51fd\u6570\u7684\u7075\u6d3b\u5e94\u7528\uff0c\u662fPHP\u4f5c\u4e3a\u4e00\u4e2a\u6210\u719f\u7684\u670d\u52a1\u5668\u7aef\u811a\u672c\u8bed\u8a00\u91cd\u8981\u7684\u4f53\u73b0\u3002<\/p>\n<\/p>\n

\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n

\u6709\u8da3\u7684PHP\u51fd\u6570\u6709\u54ea\u4e9b\uff1f<\/strong><\/p>\n

    \n
  1. \n

    shuffle\u51fd\u6570\u7528\u6765\u6253\u4e71\u6570\u7ec4\u4e2d\u5143\u7d20\u7684\u987a\u5e8f\uff0c\u53ef\u4ee5\u7528\u4e8e\u751f\u6210\u968f\u673a\u7684\u62bd\u5956\u7ed3\u679c\u6216\u8005\u6253\u4e71\u6570\u7ec4\u5143\u7d20\u7684\u6392\u5217\u3002<\/strong>
    \n\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n

    $array = ['A', 'B', 'C', 'D', 'E'];\nshuffle($array);\nprint_r($array);\n<\/code><\/pre>\n
    \u8f93\u51fa\u7ed3\u679c\u53ef\u80fd\u662f\uff1a<\/p>\n
    ['B', 'E', 'D', 'C', 'A']\n<\/code><\/pre>\n<\/li>\n
  2. \n
    strrev\u51fd\u6570\u7528\u6765\u98a0\u5012\u5b57\u7b26\u4e32\u4e2d\u5b57\u7b26\u7684\u987a\u5e8f\uff0c\u53ef\u4ee5\u7528\u4e8e\u5b9e\u73b0\u5b57\u7b26\u4e32\u53cd\u8f6c\u7684\u529f\u80fd\u3002<\/strong>
    \n\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n
    $string = "Hello World!";\necho strrev($string);\n<\/code><\/pre>\n
    \u8f93\u51fa\u7ed3\u679c\u4e3a\uff1a<\/p>\n
    "!dlroW olleH"\n<\/code><\/pre>\n<\/li>\n
  3. \n
    usleep\u51fd\u6570\u7528\u4e8e\u5b9e\u73b0\u5fae\u79d2\u7ea7\u7684\u5ef6\u8fdf\uff0c\u53ef\u4ee5\u7528\u4e8e\u6a21\u62df\u7a0b\u5e8f\u7684\u5904\u7406\u901f\u5ea6\u6216\u8005\u63a7\u5236\u7a0b\u5e8f\u7684\u6267\u884c\u987a\u5e8f\u3002<\/strong>
    \n\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n
    echo "\u5f00\u59cb\u6267\u884c\u7a0b\u5e8f\\n";\nusleep(1000000); \/\/ \u5ef6\u8fdf1\u79d2\necho "\u6267\u884c\u5b8c\u6210\\n";\n<\/code><\/pre>\n
    \u8f93\u51fa\u7ed3\u679c\u662f\uff1a<\/p>\n
    \u5f00\u59cb\u6267\u884c\u7a0b\u5e8f\n(\u7b49\u5f851\u79d2\u949f)\n\u6267\u884c\u5b8c\u6210\n<\/code><\/pre>\n<\/li>\n<\/ol>\n
    \u603b\u4e4b\uff0cPHP\u8bed\u8a00\u4e2d\u6709\u5f88\u591a\u6709\u8da3\u7684\u51fd\u6570\u53ef\u4ee5\u7528\u6765\u5b9e\u73b0\u5404\u79cd\u529f\u80fd\uff0c\u8fd9\u4e9b\u51fd\u6570\u80fd\u591f\u4e3a\u5f00\u53d1\u8005\u63d0\u4f9b\u66f4\u591a\u7684\u4fbf\u5229\u548c\u521b\u9020\u6027\u7684\u53d1\u6325\u7a7a\u95f4\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"PHP\u662f\u4e00\u79cd\u5e7f\u6cdb\u5e94\u7528\u4e8eWeb\u5f00\u53d1\u7684\u670d\u52a1\u5668\u7aef\u811a\u672c\u8bed\u8a00\uff0c\u5b83\u62e5\u6709\u4e30\u5bcc\u7684\u51fd\u6570\u5e93\uff0c\u4f7f\u5f97\u5f00\u53d1\u8005\u80fd\u591f\u9ad8\u6548\u5b8c\u6210\u5404\u79cd\u5f00\u53d1\u4efb\u52a1\u3002\u5176 […]","protected":false},"author":3,"featured_media":182445,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/182440"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=182440"}],"version-history":[{"count":0,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/182440\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/182445"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=182440"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=182440"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=182440"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}