{"id":48179,"date":"2024-12-02T12:20:00","date_gmt":"2024-12-02T04:20:00","guid":{"rendered":"https:\/\/fwq.ai\/blog\/48179\/"},"modified":"2024-12-02T12:20:00","modified_gmt":"2024-12-02T04:20:00","slug":"php-%e5%87%bd%e6%95%b0%e5%91%bd%e5%90%8d%e8%a7%84%e5%88%99%e7%9a%84%e6%bc%94%e5%8f%98%e5%8f%b2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/48179\/","title":{"rendered":"PHP \u51fd\u6570\u547d\u540d\u89c4\u5219\u7684\u6f14\u53d8\u53f2"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>PHP \u51fd\u6570\u547d\u540d\u89c4\u5219\u7684\u6f14\u53d8\u53f2<\/h1>\n<p>\u5c0f\u4f19\u4f34\u4eec\u5bf9\u6587\u7ae0\u7f16\u7a0b\u611f\u5174\u8da3\u5417\uff1f\u662f\u5426\u6b63\u5728\u5b66\u4e60\u76f8\u5173\u77e5\u8bc6\u70b9\uff1f\u5982\u679c\u662f\uff0c\u90a3\u4e48\u672c\u6587\u300aPHP \u51fd\u6570\u547d\u540d\u89c4\u5219\u7684\u6f14\u53d8\u53f2\u300b\uff0c\u5c31\u5f88\u9002\u5408\u4f60\uff0c\u672c\u7bc7\u6587\u7ae0\u8bb2\u89e3\u7684\u77e5\u8bc6\u70b9\u4e3b\u8981\u5305\u62ec\u3002\u5728\u4e4b\u540e\u7684\u6587\u7ae0\u4e2d\u4e5f\u4f1a\u591a\u591a\u5206\u4eab\u76f8\u5173\u77e5\u8bc6\u70b9\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff01<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241027\/1729996167671da58767d84.jpg\" class=\"aligncenter\" title=\"PHP \u51fd\u6570\u547d\u540d\u89c4\u5219\u7684\u6f14\u53d8\u53f2\u63d2\u56fe\" alt=\"PHP \u51fd\u6570\u547d\u540d\u89c4\u5219\u7684\u6f14\u53d8\u53f2\u63d2\u56fe\" \/><\/p>\n<p><strong>PHP \u51fd\u6570\u547d\u540d\u89c4\u5219\u7684\u6f14\u53d8\u53f2<\/strong><\/p>\n<p><strong>\u5f15\u8a00<\/strong><\/p>\n<p>PHP \u51fd\u6570\u547d\u540d\u89c4\u5219\u968f\u7740\u8bed\u8a00\u7684\u53d1\u5c55\u800c\u4e0d\u65ad\u6f14\u53d8\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u5c06\u63a2\u8ba8\u8fd9\u4e9b\u89c4\u5219\u7684\u5386\u53f2\uff0c\u5e76\u63d0\u4f9b\u5b9e\u9645\u793a\u4f8b\u3002<\/p>\n<p><strong>\u65e9\u671f\u7248\u672c (PHP 3 \u4e4b\u524d)<\/strong><\/p>\n<p>PHP \u6700\u65e9\u7684\u7248\u672c\u6ca1\u6709\u6b63\u5f0f\u7684\u51fd\u6570\u547d\u540d\u89c4\u5219\u3002\u51fd\u6570\u53ef\u4ee5\u4ee5\u4efb\u4f55\u540d\u79f0\u547d\u540d\uff0c\u5305\u62ec\u7a7a\u683c\u548c\u7279\u6b8a\u5b57\u7b26\u3002<\/p>\n<p><strong>PHP 3<\/strong><\/p>\n<p>\u5728 PHP 3 \u4e2d\uff0c\u5f15\u5165\u4e86\u4ee5\u4e0b\u89c4\u5219\uff1a<\/p>\n<ul>\n<li>\u51fd\u6570\u540d\u5fc5\u987b\u4ee5\u5b57\u6bcd\u6216\u4e0b\u5212\u7ebf\u5f00\u5934\u3002<\/li>\n<li>\u51fd\u6570\u540d\u4e0d\u80fd\u5305\u542b\u7a7a\u683c\u6216\u7279\u6b8a\u5b57\u7b26\uff08\u9664\u4e86\u4e0b\u5212\u7ebf\uff09\u3002<\/li>\n<li>\u51fd\u6570\u540d\u5efa\u8bae\u91c7\u7528\u9a7c\u5cf0\u5f0f\u547d\u540d\u6cd5\uff08\u4f8b\u5982\uff0c<code>myFunction<\/code>\uff09\u3002<\/li>\n<\/ul>\n<p><strong>PHP 4<\/strong><\/p>\n<p>PHP 4 \u8fdb\u4e00\u6b65\u5b8c\u5584\u4e86\u547d\u540d\u89c4\u5219\uff1a<\/p>\n<ul>\n<li>\u5f3a\u5236\u4f7f\u7528\u9a7c\u5cf0\u5f0f\u547d\u540d\u6cd5\u3002<\/li>\n<li>\u5141\u8bb8\u51fd\u6570\u540d\u4e2d\u4f7f\u7528\u6570\u5b57\u3002<\/li>\n<li>\u4e0d\u5efa\u8bae\u4f7f\u7528\u975e ASCII \u5b57\u7b26\u3002<\/li>\n<\/ul>\n<p><strong>PHP 5<\/strong><\/p>\n<p>PHP 5 \u5f15\u5165\u4e86\u547d\u540d\u7a7a\u95f4\uff0c\u5bfc\u81f4\u4e86\u4ee5\u4e0b\u53d8\u5316\uff1a<\/p>\n<ul>\n<li>\u51fd\u6570\u540d\u4e0d\u5f97\u4e0e\u547d\u540d\u7a7a\u95f4\u7684\u540d\u79f0\u51b2\u7a81\u3002<\/li>\n<li>\u5f3a\u5236\u4f7f\u7528\u5b8c\u5168\u9650\u5b9a\u540d\u79f0\u7a7a\u95f4\u540d\u79f0\uff08\u4f8b\u5982\uff0c<code>Namespace\\myFunction<\/code>\uff09\u3002<\/li>\n<\/ul>\n<p><strong>PHP 7<\/strong><\/p>\n<p>PHP 7 \u6ca1\u6709\u5f15\u5165\u91cd\u5927\u66f4\u6539\uff0c\u4f46\u63a8\u8350\u4f7f\u7528 PSR-2 \u7f16\u7801\u6807\u51c6\u3002<\/p>\n<p><strong>PSR-2 \u7f16\u7801\u6807\u51c6<\/strong><\/p>\n<p>PSR-2 \u7f16\u7801\u6807\u51c6\u5bf9 PHP \u51fd\u6570\u547d\u540d\u63d0\u4f9b\u4e86\u989d\u5916\u7684\u6307\u5357\uff1a<\/p>\n<ul>\n<li>\u51fd\u6570\u540d\u5e94\u4ee5\u5b57\u6bcd\u5f00\u5934\uff0c\u540e\u8ddf\u5c0f\u5199\u5b57\u6bcd\u3001\u6570\u5b57\u6216\u4e0b\u5212\u7ebf\u3002<\/li>\n<li>\u4e0b\u5212\u7ebf\u5e94\u4ec5\u7528\u4e8e\u5206\u9694\u5355\u8bcd\u3002<\/li>\n<li>\u51fd\u6570\u540d\u5e94\u907f\u514d\u4f7f\u7528\u5308\u7259\u5229\u547d\u540d\u6cd5\uff08\u4f8b\u5982\uff0c<code>str_length<\/code> \u800c\u4e0d\u662f <code>s_length<\/code>\uff09\u3002<\/li>\n<li>\u51fd\u6570\u540d\u5e94\u53cd\u6620\u51fd\u6570\u7684\u7528\u9014\u3002<\/li>\n<\/ul>\n<p><strong>\u5b9e\u6218\u6848\u4f8b<\/strong><\/p>\n<p>\u4ee5\u4e0b\u662f\u6839\u636e PSR-2 \u7f16\u7801\u6807\u51c6\u547d\u540d\u7684\u51fd\u6570\u793a\u4f8b\uff1a<\/p>\n<pre>&lt;?php\n\nnamespace MyNamespace;\n\nfunction getFullName(string $firstName, string $lastName): string\n{\n    return \"$firstName $lastName\";\n}<\/pre>\n<p>\u6b64\u51fd\u6570\u7b26\u5408\u547d\u540d\u89c4\u5219\uff0c\u56e0\u4e3a\u5b83\u4ee5\u5b57\u6bcd\u5f00\u5934\uff0c\u540e\u8ddf\u5c0f\u5199\u5b57\u6bcd\uff0c\u5e76\u4f7f\u7528\u4e0b\u5212\u7ebf\u5206\u9694\u5355\u8bcd\u3002\u5b83\u8fd8\u907f\u514d\u4f7f\u7528\u5308\u7259\u5229\u547d\u540d\u6cd5\u5e76\u53cd\u6620\u5176\u7528\u9014\uff08\u83b7\u53d6\u5168\u540d\uff09\u3002<\/p>\n<p>\u597d\u4e86\uff0c\u672c\u6587\u5230\u6b64\u7ed3\u675f\uff0c\u5e26\u5927\u5bb6\u4e86\u89e3\u4e86\u300aPHP \u51fd\u6570\u547d\u540d\u89c4\u5219\u7684\u6f14\u53d8\u53f2\u300b\uff0c\u5e0c\u671b\u672c\u6587\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff01\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\uff0c\u7ed9\u5927\u5bb6\u5206\u4eab\u66f4\u591a\u6587\u7ae0\u77e5\u8bc6\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>PHP \u51fd\u6570\u547d\u540d\u89c4\u5219\u7684\u6f14\u53d8\u53f2 \u5c0f\u4f19\u4f34\u4eec\u5bf9\u6587\u7ae0\u7f16\u7a0b\u611f\u5174\u8da3\u5417\uff1f\u662f\u5426\u6b63\u5728\u5b66\u4e60\u76f8\u5173\u77e5\u8bc6\u70b9\uff1f\u5982\u679c\u662f\uff0c\u90a3\u4e48\u672c\u6587\u300aPHP \u51fd\u6570\u547d\u540d\u89c4\u5219\u7684\u6f14\u53d8\u53f2\u300b\uff0c\u5c31\u5f88\u9002\u5408\u4f60\uff0c\u672c\u7bc7\u6587\u7ae0\u8bb2\u89e3\u7684\u77e5\u8bc6\u70b9\u4e3b\u8981\u5305\u62ec\u3002\u5728\u4e4b\u540e\u7684\u6587\u7ae0\u4e2d\u4e5f\u4f1a\u591a\u591a\u5206\u4eab\u76f8\u5173\u77e5\u8bc6\u70b9\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff01 PHP \u51fd\u6570\u547d\u540d\u89c4\u5219\u7684\u6f14\u53d8\u53f2 \u5f15\u8a00 PHP \u51fd\u6570\u547d\u540d\u89c4\u5219\u968f\u7740\u8bed\u8a00\u7684\u53d1\u5c55\u800c\u4e0d\u65ad\u6f14\u53d8\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u5c06\u63a2\u8ba8\u8fd9\u4e9b\u89c4\u5219\u7684\u5386\u53f2\uff0c\u5e76\u63d0\u4f9b\u5b9e\u9645\u793a\u4f8b\u3002 \u65e9\u671f\u7248\u672c (PHP 3 \u4e4b\u524d) PHP \u6700\u65e9\u7684\u7248\u672c\u6ca1\u6709\u6b63\u5f0f\u7684\u51fd\u6570\u547d\u540d\u89c4\u5219\u3002\u51fd\u6570\u53ef\u4ee5\u4ee5\u4efb\u4f55\u540d\u79f0\u547d\u540d\uff0c\u5305\u62ec\u7a7a\u683c\u548c\u7279\u6b8a\u5b57\u7b26\u3002 PHP 3 \u5728 PHP 3 \u4e2d\uff0c\u5f15\u5165\u4e86\u4ee5\u4e0b\u89c4\u5219\uff1a \u51fd\u6570\u540d\u5fc5\u987b\u4ee5\u5b57\u6bcd\u6216\u4e0b\u5212\u7ebf\u5f00\u5934\u3002 \u51fd\u6570\u540d\u4e0d\u80fd\u5305\u542b\u7a7a\u683c\u6216\u7279\u6b8a\u5b57\u7b26\uff08\u9664\u4e86\u4e0b\u5212\u7ebf\uff09\u3002 \u51fd\u6570\u540d\u5efa\u8bae\u91c7\u7528\u9a7c\u5cf0\u5f0f\u547d\u540d\u6cd5\uff08\u4f8b\u5982\uff0cmyFunction\uff09\u3002 PHP 4 PHP 4 \u8fdb\u4e00\u6b65\u5b8c\u5584\u4e86\u547d\u540d\u89c4\u5219\uff1a \u5f3a\u5236\u4f7f\u7528\u9a7c\u5cf0\u5f0f\u547d\u540d\u6cd5\u3002 \u5141\u8bb8\u51fd\u6570\u540d\u4e2d\u4f7f\u7528\u6570\u5b57\u3002 \u4e0d\u5efa\u8bae\u4f7f\u7528\u975e ASCII \u5b57\u7b26\u3002 PHP 5 PHP 5 \u5f15\u5165\u4e86\u547d\u540d\u7a7a\u95f4\uff0c\u5bfc\u81f4\u4e86\u4ee5\u4e0b\u53d8\u5316\uff1a \u51fd\u6570\u540d\u4e0d\u5f97\u4e0e\u547d\u540d\u7a7a\u95f4\u7684\u540d\u79f0\u51b2\u7a81\u3002 \u5f3a\u5236\u4f7f\u7528\u5b8c\u5168\u9650\u5b9a\u540d\u79f0\u7a7a\u95f4\u540d\u79f0\uff08\u4f8b\u5982\uff0cNamespace\\myFunction\uff09\u3002 PHP 7 PHP 7 \u6ca1\u6709\u5f15\u5165\u91cd\u5927\u66f4\u6539\uff0c\u4f46\u63a8\u8350\u4f7f\u7528 PSR-2 \u7f16\u7801\u6807\u51c6\u3002 PSR-2 \u7f16\u7801\u6807\u51c6 PSR-2 \u7f16\u7801\u6807\u51c6\u5bf9 PHP \u51fd\u6570\u547d\u540d\u63d0\u4f9b\u4e86\u989d\u5916\u7684\u6307\u5357\uff1a \u51fd\u6570\u540d\u5e94\u4ee5\u5b57\u6bcd\u5f00\u5934\uff0c\u540e\u8ddf\u5c0f\u5199\u5b57\u6bcd\u3001\u6570\u5b57\u6216\u4e0b\u5212\u7ebf\u3002 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-48179","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/48179","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=48179"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/48179\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=48179"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=48179"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=48179"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}