{"id":47842,"date":"2024-12-02T15:34:54","date_gmt":"2024-12-02T07:34:54","guid":{"rendered":"https:\/\/fwq.ai\/blog\/47842\/"},"modified":"2024-12-02T15:34:54","modified_gmt":"2024-12-02T07:34:54","slug":"%e5%be%aa%e7%8e%af%e5%a4%8d%e6%9d%82%e5%ba%a6%e5%a6%82%e4%bd%95%e5%bd%b1%e5%93%8d-php-%e5%87%bd%e6%95%b0%e7%9a%84%e4%bb%a3%e7%a0%81%e8%a6%86%e7%9b%96%e7%8e%87","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/47842\/","title":{"rendered":"\u5faa\u73af\u590d\u6742\u5ea6\u5982\u4f55\u5f71\u54cd PHP \u51fd\u6570\u7684\u4ee3\u7801\u8986\u76d6\u7387"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>\u5faa\u73af\u590d\u6742\u5ea6\u5982\u4f55\u5f71\u54cd PHP \u51fd\u6570\u7684\u4ee3\u7801\u8986\u76d6\u7387<\/h1>\n<p><span style=\"font-size: 15px\">\u5b66\u4e60\u77e5\u8bc6\u8981\u5584\u4e8e\u601d\u8003\uff0c\u601d\u8003\uff0c\u518d\u601d\u8003\uff01\u4eca\u5929\u7c73\u4e91\u5c0f\u7f16\u5c31\u7ed9\u5927\u5bb6\u5e26\u6765<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300a\u5faa\u73af\u590d\u6742\u5ea6\u5982\u4f55\u5f71\u54cd PHP \u51fd\u6570\u7684\u4ee3\u7801\u8986\u76d6\u7387\u300b<\/span>\uff0c\u4ee5\u4e0b\u5185\u5bb9\u4e3b\u8981\u5305\u542b<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u77e5\u8bc6\u70b9\uff0c\u5982\u679c\u4f60\u6b63\u5728\u5b66\u4e60\u6216\u51c6\u5907\u5b66\u4e60<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u6587\u7ae0<\/span>\uff0c\u5c31\u90fd\u4e0d\u8981\u9519\u8fc7\u672c\u6587\u5566~\u8ba9\u6211\u4eec\u4e00\u8d77\u6765\u770b\u770b\u5427\uff0c\u80fd\u5e2e\u52a9\u5230\u4f60\u5c31\u66f4\u597d\u4e86\uff01<\/span><\/p>\n<p>\u5faa\u73af\u590d\u6742\u5ea6\u4f1a\u5bf9 PHP \u51fd\u6570\u7684\u4ee3\u7801\u8986\u76d6\u7387\u4ea7\u751f\u8d1f\u9762\u5f71\u54cd\uff0c\u56e0\u4e3a\u5d4c\u5957\u5faa\u73af\u4f1a\u589e\u52a0\u72ec\u7acb\u8def\u5f84\u6570\uff0c\u4f7f\u6d4b\u8bd5\u5957\u4ef6\u8986\u76d6\u6240\u6709\u4ee3\u7801\u53d8\u5f97\u66f4\u52a0\u56f0\u96be\u3002\u4e3a\u4e86\u63d0\u9ad8\u4ee3\u7801\u8986\u76d6\u7387\u548c\u964d\u4f4e\u5faa\u73af\u590d\u6742\u5ea6\uff0c\u5efa\u8bae\u5c06\u590d\u6742\u5faa\u73af\u5206\u89e3\u6210\u66f4\u5c0f\u7684\u51fd\u6570\uff0c\u4f7f\u7528\u5176\u4ed6\u5faa\u73af\u7ed3\u6784\uff0c\u5e76\u91cd\u70b9\u7f16\u5199\u6db5\u76d6\u6240\u6709\u8f93\u5165\u7ec4\u5408\u7684\u6d4b\u8bd5\u7528\u4f8b\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241026\/1729939294671cc75e1fe3e.jpg\" class=\"aligncenter\" title=\"\u5faa\u73af\u590d\u6742\u5ea6\u5982\u4f55\u5f71\u54cd PHP \u51fd\u6570\u7684\u4ee3\u7801\u8986\u76d6\u7387\u63d2\u56fe\" alt=\"\u5faa\u73af\u590d\u6742\u5ea6\u5982\u4f55\u5f71\u54cd PHP \u51fd\u6570\u7684\u4ee3\u7801\u8986\u76d6\u7387\u63d2\u56fe\" \/><\/p>\n<h2>\u5faa\u73af\u590d\u6742\u5ea6\u5982\u4f55\u5f71\u54cd PHP \u51fd\u6570\u7684\u4ee3\u7801\u8986\u76d6\u7387<\/h2>\n<h3>\u4ecb\u7ecd<\/h3>\n<p>\u4ee3\u7801\u8986\u76d6\u7387\u662f\u4e00\u4e2a\u8861\u91cf\u6d4b\u8bd5\u5957\u4ef6\u6267\u884c\u4ee3\u7801\u5e93\u4e2d\u591a\u5c11\u4ee3\u7801\u7684\u6307\u6807\u3002\u5faa\u73af\u590d\u6742\u5ea6\u662f\u8861\u91cf\u4e00\u4e2a\u51fd\u6570\u4e2d\u5faa\u73af\u5d4c\u5957\u7a0b\u5ea6\u7684\u6307\u6807\u3002\u8fd9\u4e24\u4e2a\u6307\u6807\u4e4b\u95f4\u7684\u5173\u7cfb\u5bf9\u4e8e\u7406\u89e3\u4ee3\u7801\u8d28\u91cf\u5f88\u91cd\u8981\u3002<\/p>\n<h3>\u5faa\u73af\u590d\u6742\u5ea6<\/h3>\n<p>\u5faa\u73af\u590d\u6742\u5ea6\u662f\u4e00\u4e2a\u975e\u8d1f\u6574\u6570\u503c\uff0c\u8868\u793a\u51fd\u6570\u6216\u65b9\u6cd5\u4e2d\u7684\u72ec\u7acb\u8def\u5f84\u6570\u3002\u5b83\u662f\u6839\u636e\u4ee5\u4e0b\u89c4\u5219\u8ba1\u7b97\u7684\uff1a<\/p>\n<pre>\u590d\u6742\u5ea6 = 1 + \u51fa\u53e3\u6570 + \u51b3\u7b56\u70b9<\/pre>\n<p>\u5176\u4e2d\uff1a<\/p>\n<ul>\n<li><strong>\u51fa\u53e3\u6570\uff1a<\/strong>\u51fd\u6570\u6216\u65b9\u6cd5\u7684\u51fa\u53e3\u70b9\uff08\u4f8b\u5982\uff0c<code>return<\/code> \u8bed\u53e5\uff09<\/li>\n<li><strong>\u51b3\u7b56\u70b9\uff1a<\/strong>\u4efb\u4f55\u53ef\u4ee5\u5bfc\u81f4\u4e0d\u540c\u7684\u6267\u884c\u8def\u5f84\u7684\u70b9\uff08\u4f8b\u5982\uff0c<code>if<\/code> \u8bed\u53e5\u3001<code>switch<\/code> \u8bed\u53e5\uff09<\/li>\n<\/ul>\n<h3>\u4ee3\u7801\u8986\u76d6\u7387<\/h3>\n<p>\u4ee3\u7801\u8986\u76d6\u7387\u662f\u7528\u767e\u5206\u6bd4\u8868\u793a\u7684\uff0c\u8868\u793a\u6d4b\u8bd5\u5957\u4ef6\u6267\u884c\u4e86\u4ee3\u7801\u5e93\u4e2d\u7684\u591a\u5c11\u4ee3\u7801\u3002\u53ef\u4ee5\u901a\u8fc7\u591a\u79cd\u5de5\u5177\uff08\u4f8b\u5982 PHPUnit\uff09\u6765\u8861\u91cf\u3002<\/p>\n<h3>\u5173\u7cfb<\/h3>\n<p>\u5faa\u73af\u590d\u6742\u5ea6\u548c\u4ee3\u7801\u8986\u76d6\u7387\u4e4b\u95f4\u5b58\u5728\u8ca0\u76f8\u5173\u5173\u7cfb\u3002\u4e5f\u5c31\u662f\u8bf4\uff0c\u5faa\u73af\u590d\u6742\u5ea6\u8d8a\u9ad8\uff0c\u6d4b\u8bd5\u5957\u4ef6\u8986\u76d6\u6240\u6709\u4ee3\u7801\u7684\u53ef\u80fd\u6027\u5c31\u8d8a\u4f4e\u3002\u8fd9\u662f\u56e0\u4e3a\uff1a<\/p>\n<ul>\n<li>\u5d4c\u5957\u5faa\u73af\u4f1a\u521b\u5efa\u591a\u4e2a\u72ec\u7acb\u8def\u5f84\uff0c\u4ece\u800c\u589e\u52a0\u5faa\u73af\u590d\u6742\u5ea6\u3002<\/li>\n<li>\u6bcf\u4e2a\u72ec\u7acb\u8def\u5f84\u90fd\u9700\u8981\u4e00\u4e2a\u7279\u5b9a\u7684\u8f93\u5165\u7ec4\u5408\u624d\u80fd\u88ab\u8986\u76d6\uff0c\u8fd9\u4f7f\u5f97\u7f16\u5199\u6d4b\u8bd5\u7528\u4f8b\u53d8\u5f97\u66f4\u52a0\u56f0\u96be\u3002<\/li>\n<\/ul>\n<h3>\u5b9e\u6218\u6848\u4f8b<\/h3>\n<p>\u4ee5\u4e0b\u662f\u4e00\u4e2a\u5177\u6709\u9ad8\u5faa\u73af\u590d\u6742\u5ea6\u7684 PHP \u51fd\u6570\uff1a<\/p>\n<pre>function calculate_factorial($n)\n{\n    if ($n &lt; 0) {\n        return 1;\n    } else {\n        $result = 1;\n        for ($i = $n; $i &gt; 0; $i--) {\n            for ($j = 1; $j &lt;= $i; $j++) {\n                $result *= $j;\n            }\n        }\n        return $result;\n    }\n}<\/pre>\n<p>\u8be5\u51fd\u6570\u5305\u542b\u4e00\u4e2a\u5d4c\u5957\u5faa\u73af\uff0c\u5bfc\u81f4\u5faa\u73af\u590d\u6742\u5ea6\u4e3a <code>1 + 2 + 1 = 4<\/code>\u3002\u5982\u679c\u7f16\u5199\u6d4b\u8bd5\u7528\u4f8b\u6765\u8986\u76d6\u6240\u6709\u53ef\u80fd\u7684\u8f93\u5165\u7ec4\u5408\uff0c\u5219\u4f1a\u53d8\u5f97\u975e\u5e38\u590d\u6742\u3002<\/p>\n<h3>\u5f71\u54cd<\/h3>\n<p>\u9ad8\u5faa\u73af\u590d\u6742\u5ea6\u4f1a\u5bfc\u81f4\u4ee5\u4e0b\u5f71\u54cd\uff1a<\/p>\n<ul>\n<li><strong>\u964d\u4f4e\u4ee3\u7801\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002<\/strong>\u590d\u6742\u7684\u5faa\u73af\u7ed3\u6784\u96be\u4ee5\u7406\u89e3\u548c\u4fee\u6539\u3002<\/li>\n<li><strong>\u589e\u52a0\u4ee3\u7801\u9519\u8bef\u7684\u53ef\u80fd\u6027\u3002<\/strong>\u7531\u4e8e\u96be\u4ee5\u6d4b\u8bd5\uff0c\u5177\u6709\u9ad8\u5faa\u73af\u590d\u6742\u5ea6\u7684\u4ee3\u7801\u66f4\u6709\u53ef\u80fd\u5305\u542b\u9519\u8bef\u3002<\/li>\n<li><strong>\u964d\u4f4e\u6d4b\u8bd5\u7528\u4f8b\u7684\u53ef\u9760\u6027\u3002<\/strong>\u5982\u679c\u6d4b\u8bd5\u7528\u4f8b\u65e0\u6cd5\u8986\u76d6\u6240\u6709\u4ee3\u7801\u8def\u5f84\uff0c\u5219\u4e0d\u80fd\u786e\u4fdd\u51fd\u6570\u6b63\u5e38\u8fd0\u884c\u3002<\/li>\n<\/ul>\n<h3>\u6700\u4f73\u5b9e\u8df5<\/h3>\n<p>\u4e3a\u4e86\u63d0\u9ad8\u4ee3\u7801\u8986\u76d6\u7387\u5e76\u964d\u4f4e\u5faa\u73af\u590d\u6742\u5ea6\uff0c\u8bf7\u9075\u5faa\u4ee5\u4e0b\u6700\u4f73\u5b9e\u8df5\uff1a<\/p>\n<ul>\n<li>\u5c06\u590d\u6742\u5faa\u73af\u5206\u89e3\u6210\u66f4\u5c0f\u7684\u3001\u66f4\u6613\u4e8e\u7ba1\u7406\u7684\u51fd\u6570\u3002<\/li>\n<li>\u4f7f\u7528\u9664\u5d4c\u5957\u5faa\u73af\u4e4b\u5916\u7684\u5176\u4ed6\u5faa\u73af\u7ed3\u6784\uff08\u4f8b\u5982 <code>foreach<\/code> \u5faa\u73af\u6216 <code>array_map<\/code>\uff09\u3002<\/li>\n<li>\u4e13\u6ce8\u4e8e\u7f16\u5199\u6d4b\u8bd5\u7528\u4f8b\u6765\u8986\u76d6\u6240\u6709\u53ef\u80fd\u7684\u8f93\u5165\u7ec4\u5408\u3002<\/li>\n<\/ul>\n<p>\u4eca\u5929\u5e26\u5927\u5bb6\u4e86\u89e3\u4e86\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u5e0c\u671b\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff1b\u5173\u4e8e\u6587\u7ae0\u7684\u6280\u672f\u77e5\u8bc6\u6211\u4eec\u4f1a\u4e00\u70b9\u70b9\u6df1\u5165\u4ecb\u7ecd\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\uff0c\u4e00\u8d77\u5b66\u4e60\u7f16\u7a0b~<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5faa\u73af\u590d\u6742\u5ea6\u5982\u4f55\u5f71\u54cd PHP \u51fd\u6570\u7684\u4ee3\u7801\u8986\u76d6\u7387 \u5b66\u4e60\u77e5\u8bc6\u8981\u5584\u4e8e\u601d\u8003\uff0c\u601d\u8003\uff0c\u518d\u601d\u8003\uff01\u4eca\u5929\u7c73\u4e91\u5c0f\u7f16\u5c31\u7ed9\u5927\u5bb6\u5e26\u6765\u300a\u5faa\u73af\u590d\u6742\u5ea6\u5982\u4f55\u5f71\u54cd PHP \u51fd\u6570\u7684\u4ee3\u7801\u8986\u76d6\u7387\u300b\uff0c\u4ee5\u4e0b\u5185\u5bb9\u4e3b\u8981\u5305\u542b\u7b49\u77e5\u8bc6\u70b9\uff0c\u5982\u679c\u4f60\u6b63\u5728\u5b66\u4e60\u6216\u51c6\u5907\u5b66\u4e60\u6587\u7ae0\uff0c\u5c31\u90fd\u4e0d\u8981\u9519\u8fc7\u672c\u6587\u5566~\u8ba9\u6211\u4eec\u4e00\u8d77\u6765\u770b\u770b\u5427\uff0c\u80fd\u5e2e\u52a9\u5230\u4f60\u5c31\u66f4\u597d\u4e86\uff01 \u5faa\u73af\u590d\u6742\u5ea6\u4f1a\u5bf9 PHP \u51fd\u6570\u7684\u4ee3\u7801\u8986\u76d6\u7387\u4ea7\u751f\u8d1f\u9762\u5f71\u54cd\uff0c\u56e0\u4e3a\u5d4c\u5957\u5faa\u73af\u4f1a\u589e\u52a0\u72ec\u7acb\u8def\u5f84\u6570\uff0c\u4f7f\u6d4b\u8bd5\u5957\u4ef6\u8986\u76d6\u6240\u6709\u4ee3\u7801\u53d8\u5f97\u66f4\u52a0\u56f0\u96be\u3002\u4e3a\u4e86\u63d0\u9ad8\u4ee3\u7801\u8986\u76d6\u7387\u548c\u964d\u4f4e\u5faa\u73af\u590d\u6742\u5ea6\uff0c\u5efa\u8bae\u5c06\u590d\u6742\u5faa\u73af\u5206\u89e3\u6210\u66f4\u5c0f\u7684\u51fd\u6570\uff0c\u4f7f\u7528\u5176\u4ed6\u5faa\u73af\u7ed3\u6784\uff0c\u5e76\u91cd\u70b9\u7f16\u5199\u6db5\u76d6\u6240\u6709\u8f93\u5165\u7ec4\u5408\u7684\u6d4b\u8bd5\u7528\u4f8b\u3002 \u5faa\u73af\u590d\u6742\u5ea6\u5982\u4f55\u5f71\u54cd PHP \u51fd\u6570\u7684\u4ee3\u7801\u8986\u76d6\u7387 \u4ecb\u7ecd \u4ee3\u7801\u8986\u76d6\u7387\u662f\u4e00\u4e2a\u8861\u91cf\u6d4b\u8bd5\u5957\u4ef6\u6267\u884c\u4ee3\u7801\u5e93\u4e2d\u591a\u5c11\u4ee3\u7801\u7684\u6307\u6807\u3002\u5faa\u73af\u590d\u6742\u5ea6\u662f\u8861\u91cf\u4e00\u4e2a\u51fd\u6570\u4e2d\u5faa\u73af\u5d4c\u5957\u7a0b\u5ea6\u7684\u6307\u6807\u3002\u8fd9\u4e24\u4e2a\u6307\u6807\u4e4b\u95f4\u7684\u5173\u7cfb\u5bf9\u4e8e\u7406\u89e3\u4ee3\u7801\u8d28\u91cf\u5f88\u91cd\u8981\u3002 \u5faa\u73af\u590d\u6742\u5ea6 \u5faa\u73af\u590d\u6742\u5ea6\u662f\u4e00\u4e2a\u975e\u8d1f\u6574\u6570\u503c\uff0c\u8868\u793a\u51fd\u6570\u6216\u65b9\u6cd5\u4e2d\u7684\u72ec\u7acb\u8def\u5f84\u6570\u3002\u5b83\u662f\u6839\u636e\u4ee5\u4e0b\u89c4\u5219\u8ba1\u7b97\u7684\uff1a \u590d\u6742\u5ea6 = 1 + \u51fa\u53e3\u6570 + \u51b3\u7b56\u70b9 \u5176\u4e2d\uff1a \u51fa\u53e3\u6570\uff1a\u51fd\u6570\u6216\u65b9\u6cd5\u7684\u51fa\u53e3\u70b9\uff08\u4f8b\u5982\uff0creturn \u8bed\u53e5\uff09 \u51b3\u7b56\u70b9\uff1a\u4efb\u4f55\u53ef\u4ee5\u5bfc\u81f4\u4e0d\u540c\u7684\u6267\u884c\u8def\u5f84\u7684\u70b9\uff08\u4f8b\u5982\uff0cif \u8bed\u53e5\u3001switch \u8bed\u53e5\uff09 \u4ee3\u7801\u8986\u76d6\u7387 \u4ee3\u7801\u8986\u76d6\u7387\u662f\u7528\u767e\u5206\u6bd4\u8868\u793a\u7684\uff0c\u8868\u793a\u6d4b\u8bd5\u5957\u4ef6\u6267\u884c\u4e86\u4ee3\u7801\u5e93\u4e2d\u7684\u591a\u5c11\u4ee3\u7801\u3002\u53ef\u4ee5\u901a\u8fc7\u591a\u79cd\u5de5\u5177\uff08\u4f8b\u5982 PHPUnit\uff09\u6765\u8861\u91cf\u3002 \u5173\u7cfb \u5faa\u73af\u590d\u6742\u5ea6\u548c\u4ee3\u7801\u8986\u76d6\u7387\u4e4b\u95f4\u5b58\u5728\u8ca0\u76f8\u5173\u5173\u7cfb\u3002\u4e5f\u5c31\u662f\u8bf4\uff0c\u5faa\u73af\u590d\u6742\u5ea6\u8d8a\u9ad8\uff0c\u6d4b\u8bd5\u5957\u4ef6\u8986\u76d6\u6240\u6709\u4ee3\u7801\u7684\u53ef\u80fd\u6027\u5c31\u8d8a\u4f4e\u3002\u8fd9\u662f\u56e0\u4e3a\uff1a 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