{"id":47160,"date":"2024-12-02T15:07:47","date_gmt":"2024-12-02T07:07:47","guid":{"rendered":"https:\/\/fwq.ai\/blog\/47160\/"},"modified":"2024-12-02T15:07:47","modified_gmt":"2024-12-02T07:07:47","slug":"php-%e5%87%bd%e6%95%b0%e4%b8%ad%e9%80%92%e5%bd%92%e7%9a%84%e4%bc%98%e5%8a%bf%e5%92%8c%e5%b1%80%e9%99%90%e6%9c%89%e5%93%aa%e4%ba%9b%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/47160\/","title":{"rendered":"PHP \u51fd\u6570\u4e2d\u9012\u5f52\u7684\u4f18\u52bf\u548c\u5c40\u9650\u6709\u54ea\u4e9b\uff1f"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>PHP \u51fd\u6570\u4e2d\u9012\u5f52\u7684\u4f18\u52bf\u548c\u5c40\u9650\u6709\u54ea\u4e9b\uff1f<\/h1>\n<p>\u672c\u7bc7\u6587\u7ae0\u5411\u5927\u5bb6\u4ecb\u7ecd\u300aPHP \u51fd\u6570\u4e2d\u9012\u5f52\u7684\u4f18\u52bf\u548c\u5c40\u9650\u6709\u54ea\u4e9b\uff1f\u300b\uff0c\u4e3b\u8981\u5305\u62ec\uff0c\u5177\u6709\u4e00\u5b9a\u7684\u53c2\u8003\u4ef7\u503c\uff0c\u9700\u8981\u7684\u670b\u53cb\u53ef\u4ee5\u53c2\u8003\u4e00\u4e0b\u3002<\/p>\n<p>\u9012\u5f52\u51fd\u6570\u5728 PHP \u4e2d\u7684\u4f18\u52bf\u5305\u62ec\uff1a\u89e3\u51b3\u590d\u6742\u95ee\u9898\u3001\u7b80\u5316\u4ee3\u7801\u548c\u5c3e\u9012\u5f52\u4f18\u5316\u3002\u7136\u800c\uff0c\u5b83\u4e5f\u5b58\u5728\u5c40\u9650\uff0c\u5982\u5806\u6808\u7a7a\u95f4\u6d88\u8017\u3001\u903b\u8f91\u590d\u6742\u6027\u548c\u989d\u5916\u5f00\u9500\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241026\/1729902150671c3646b275e.jpg\" class=\"aligncenter\" title=\"PHP \u51fd\u6570\u4e2d\u9012\u5f52\u7684\u4f18\u52bf\u548c\u5c40\u9650\u6709\u54ea\u4e9b\uff1f\u63d2\u56fe\" alt=\"PHP \u51fd\u6570\u4e2d\u9012\u5f52\u7684\u4f18\u52bf\u548c\u5c40\u9650\u6709\u54ea\u4e9b\uff1f\u63d2\u56fe\" \/><\/p>\n<p><strong>PHP \u51fd\u6570\u4e2d\u9012\u5f52\u7684\u4f18\u52bf\u548c\u5c40\u9650<\/strong><\/p>\n<p>\u9012\u5f52\u662f\u4e00\u79cd\u7279\u6b8a\u7c7b\u578b\u7684\u51fd\u6570\uff0c\u5b83\u53ef\u4ee5\u8c03\u7528\u81ea\u8eab\u6765\u89e3\u51b3\u95ee\u9898\u3002\u5b83\u5728 PHP \u7b49\u7f16\u7a0b\u8bed\u8a00\u4e2d\u6709\u7740\u5e7f\u6cdb\u7684\u5e94\u7528\uff0c\u5e26\u6765\u4e86\u4e00\u4e9b\u4f18\u52bf\u548c\u5c40\u9650\u3002<\/p>\n<p><strong>\u4f18\u52bf\uff1a<\/strong><\/p>\n<ul>\n<li><strong>\u89e3\u51b3\u590d\u6742\u95ee\u9898\uff1a<\/strong>\u9012\u5f52\u53ef\u4ee5\u5c06\u590d\u6742\u7684\u975e\u7ebf\u6027\u95ee\u9898\u5206\u89e3\u4e3a\u8f83\u5c0f\u7684\u3001\u53ef\u7ba1\u7406\u7684\u5b50\u95ee\u9898\uff0c\u4ece\u800c\u4f7f\u7f16\u7a0b\u53d8\u5f97\u66f4\u5bb9\u6613\u3002<\/li>\n<li><strong>\u4ee3\u7801\u7b80\u5316\uff1a<\/strong>\u901a\u8fc7\u6d88\u9664\u5faa\u73af\uff0c\u9012\u5f52\u53ef\u4ee5\u7b80\u5316\u4ee3\u7801\uff0c\u4f7f\u5b83\u66f4\u6613\u4e8e\u9605\u8bfb\u548c\u7ef4\u62a4\u3002<\/li>\n<li><strong>\u5c3e\u9012\u5f52\u4f18\u5316\uff1a<\/strong>\u5c3e\u9012\u5f52\u662f\u4e00\u79cd\u7279\u6b8a\u7684\u9012\u5f52\u5f62\u5f0f\uff0c\u5b83\u5141\u8bb8 PHP \u4f18\u5316\u51fd\u6570\u8c03\u7528\uff0c\u4ece\u800c\u663e\u8457\u63d0\u9ad8\u6027\u80fd\u3002<\/li>\n<\/ul>\n<p><strong>\u5b9e\u6218\u6848\u4f8b\uff1a<\/strong><\/p>\n<p>\u8ba1\u7b97\u9636\u4e58\uff1a<\/p>\n<pre>function factorial($n) {\n  if ($n &lt; 1) {\n    return 1;\n  } else {\n    return $n * factorial($n - 1);\n  }\n}\n\necho factorial(5); \/\/ \u8f93\u51fa\uff1a120<\/pre>\n<p><strong>\u5c40\u9650\uff1a<\/strong><\/p>\n<ul>\n<li><strong>\u5806\u6808\u7a7a\u95f4\uff1a<\/strong>\u56e0\u4e3a\u51fd\u6570\u53cd\u590d\u8c03\u7528\u81ea\u8eab\uff0c\u9012\u5f52\u4f7f\u7528\u5806\u6808\u7a7a\u95f4\uff0c\u8fd9\u53ef\u80fd\u4f1a\u5728\u5904\u7406\u5927\u91cf\u6570\u636e\u65f6\u5bfc\u81f4\u5806\u6808\u6ea2\u51fa\u9519\u8bef\u3002<\/li>\n<li><strong>\u903b\u8f91\u590d\u6742\u6027\uff1a<\/strong>\u9012\u5f52\u4ee3\u7801\u53ef\u80fd\u6bd4\u8fed\u4ee3\u4ee3\u7801\u66f4\u96be\u7406\u89e3\u548c\u8c03\u8bd5\uff0c\u56e0\u4e3a\u51fd\u6570\u4e0d\u65ad\u8c03\u7528\u81ea\u8eab\u3002<\/li>\n<li><strong>\u989d\u5916\u5f00\u9500\uff1a<\/strong>\u6bcf\u4e2a\u51fd\u6570\u8c03\u7528\u90fd\u4f1a\u4ea7\u751f\u4e00\u5b9a\u7684\u5f00\u9500\uff0c\u8fd9\u5bf9\u4e8e\u5927\u578b\u6216\u5d4c\u5957\u9012\u5f52\u53ef\u80fd\u4f1a\u6210\u4e3a\u6027\u80fd\u74f6\u9888\u3002<\/li>\n<\/ul>\n<p><strong>\u7ed3\u8bba\uff1a<\/strong><\/p>\n<p>\u9012\u5f52\u5728 PHP \u4e2d\u662f\u4e00\u79cd\u5f3a\u5927\u7684\u5de5\u5177\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u51b3\u590d\u6742\u95ee\u9898\u3002\u7136\u800c\uff0c\u91cd\u8981\u7684\u662f\u8981\u610f\u8bc6\u5230\u5b83\u7684\u4f18\u52bf\u548c\u5c40\u9650\uff0c\u5e76\u5728\u9700\u8981\u65f6\u660e\u667a\u5730\u4f7f\u7528\u5b83\u3002<\/p>\n<p>\u5230\u8fd9\u91cc\uff0c\u6211\u4eec\u4e5f\u5c31\u8bb2\u5b8c\u4e86\u300aPHP \u51fd\u6570\u4e2d\u9012\u5f52\u7684\u4f18\u52bf\u548c\u5c40\u9650\u6709\u54ea\u4e9b\uff1f\u300b\u7684\u5185\u5bb9\u4e86\u3002\u4e2a\u4eba\u8ba4\u4e3a\uff0c\u57fa\u7840\u77e5\u8bc6\u7684\u5b66\u4e60\u548c\u5de9\u56fa\uff0c\u662f\u4e3a\u4e86\u66f4\u597d\u7684\u5c06\u5176\u8fd0\u7528\u5230\u9879\u76ee\u4e2d\uff0c\u6b22\u8fce\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\uff0c\u5e26\u4f60\u4e86\u89e3\u66f4\u591a\u5173\u4e8ephp,\u51fd\u6570\u9012\u5f52\u7684\u77e5\u8bc6\u70b9\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>PHP \u51fd\u6570\u4e2d\u9012\u5f52\u7684\u4f18\u52bf\u548c\u5c40\u9650\u6709\u54ea\u4e9b\uff1f \u672c\u7bc7\u6587\u7ae0\u5411\u5927\u5bb6\u4ecb\u7ecd\u300aPHP \u51fd\u6570\u4e2d\u9012\u5f52\u7684\u4f18\u52bf\u548c\u5c40\u9650\u6709\u54ea\u4e9b\uff1f\u300b\uff0c\u4e3b\u8981\u5305\u62ec\uff0c\u5177\u6709\u4e00\u5b9a\u7684\u53c2\u8003\u4ef7\u503c\uff0c\u9700\u8981\u7684\u670b\u53cb\u53ef\u4ee5\u53c2\u8003\u4e00\u4e0b\u3002 \u9012\u5f52\u51fd\u6570\u5728 PHP \u4e2d\u7684\u4f18\u52bf\u5305\u62ec\uff1a\u89e3\u51b3\u590d\u6742\u95ee\u9898\u3001\u7b80\u5316\u4ee3\u7801\u548c\u5c3e\u9012\u5f52\u4f18\u5316\u3002\u7136\u800c\uff0c\u5b83\u4e5f\u5b58\u5728\u5c40\u9650\uff0c\u5982\u5806\u6808\u7a7a\u95f4\u6d88\u8017\u3001\u903b\u8f91\u590d\u6742\u6027\u548c\u989d\u5916\u5f00\u9500\u3002 PHP \u51fd\u6570\u4e2d\u9012\u5f52\u7684\u4f18\u52bf\u548c\u5c40\u9650 \u9012\u5f52\u662f\u4e00\u79cd\u7279\u6b8a\u7c7b\u578b\u7684\u51fd\u6570\uff0c\u5b83\u53ef\u4ee5\u8c03\u7528\u81ea\u8eab\u6765\u89e3\u51b3\u95ee\u9898\u3002\u5b83\u5728 PHP \u7b49\u7f16\u7a0b\u8bed\u8a00\u4e2d\u6709\u7740\u5e7f\u6cdb\u7684\u5e94\u7528\uff0c\u5e26\u6765\u4e86\u4e00\u4e9b\u4f18\u52bf\u548c\u5c40\u9650\u3002 \u4f18\u52bf\uff1a \u89e3\u51b3\u590d\u6742\u95ee\u9898\uff1a\u9012\u5f52\u53ef\u4ee5\u5c06\u590d\u6742\u7684\u975e\u7ebf\u6027\u95ee\u9898\u5206\u89e3\u4e3a\u8f83\u5c0f\u7684\u3001\u53ef\u7ba1\u7406\u7684\u5b50\u95ee\u9898\uff0c\u4ece\u800c\u4f7f\u7f16\u7a0b\u53d8\u5f97\u66f4\u5bb9\u6613\u3002 \u4ee3\u7801\u7b80\u5316\uff1a\u901a\u8fc7\u6d88\u9664\u5faa\u73af\uff0c\u9012\u5f52\u53ef\u4ee5\u7b80\u5316\u4ee3\u7801\uff0c\u4f7f\u5b83\u66f4\u6613\u4e8e\u9605\u8bfb\u548c\u7ef4\u62a4\u3002 \u5c3e\u9012\u5f52\u4f18\u5316\uff1a\u5c3e\u9012\u5f52\u662f\u4e00\u79cd\u7279\u6b8a\u7684\u9012\u5f52\u5f62\u5f0f\uff0c\u5b83\u5141\u8bb8 PHP \u4f18\u5316\u51fd\u6570\u8c03\u7528\uff0c\u4ece\u800c\u663e\u8457\u63d0\u9ad8\u6027\u80fd\u3002 \u5b9e\u6218\u6848\u4f8b\uff1a \u8ba1\u7b97\u9636\u4e58\uff1a function factorial($n) { if ($n &lt; 1) { return 1; } else { return $n * factorial($n &#8211; 1); } } echo factorial(5); \/\/ \u8f93\u51fa\uff1a120 \u5c40\u9650\uff1a \u5806\u6808\u7a7a\u95f4\uff1a\u56e0\u4e3a\u51fd\u6570\u53cd\u590d\u8c03\u7528\u81ea\u8eab\uff0c\u9012\u5f52\u4f7f\u7528\u5806\u6808\u7a7a\u95f4\uff0c\u8fd9\u53ef\u80fd\u4f1a\u5728\u5904\u7406\u5927\u91cf\u6570\u636e\u65f6\u5bfc\u81f4\u5806\u6808\u6ea2\u51fa\u9519\u8bef\u3002 \u903b\u8f91\u590d\u6742\u6027\uff1a\u9012\u5f52\u4ee3\u7801\u53ef\u80fd\u6bd4\u8fed\u4ee3\u4ee3\u7801\u66f4\u96be\u7406\u89e3\u548c\u8c03\u8bd5\uff0c\u56e0\u4e3a\u51fd\u6570\u4e0d\u65ad\u8c03\u7528\u81ea\u8eab\u3002 \u989d\u5916\u5f00\u9500\uff1a\u6bcf\u4e2a\u51fd\u6570\u8c03\u7528\u90fd\u4f1a\u4ea7\u751f\u4e00\u5b9a\u7684\u5f00\u9500\uff0c\u8fd9\u5bf9\u4e8e\u5927\u578b\u6216\u5d4c\u5957\u9012\u5f52\u53ef\u80fd\u4f1a\u6210\u4e3a\u6027\u80fd\u74f6\u9888\u3002 \u7ed3\u8bba\uff1a \u9012\u5f52\u5728 PHP \u4e2d\u662f\u4e00\u79cd\u5f3a\u5927\u7684\u5de5\u5177\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u51b3\u590d\u6742\u95ee\u9898\u3002\u7136\u800c\uff0c\u91cd\u8981\u7684\u662f\u8981\u610f\u8bc6\u5230\u5b83\u7684\u4f18\u52bf\u548c\u5c40\u9650\uff0c\u5e76\u5728\u9700\u8981\u65f6\u660e\u667a\u5730\u4f7f\u7528\u5b83\u3002 \u5230\u8fd9\u91cc\uff0c\u6211\u4eec\u4e5f\u5c31\u8bb2\u5b8c\u4e86\u300aPHP \u51fd\u6570\u4e2d\u9012\u5f52\u7684\u4f18\u52bf\u548c\u5c40\u9650\u6709\u54ea\u4e9b\uff1f\u300b\u7684\u5185\u5bb9\u4e86\u3002\u4e2a\u4eba\u8ba4\u4e3a\uff0c\u57fa\u7840\u77e5\u8bc6\u7684\u5b66\u4e60\u548c\u5de9\u56fa\uff0c\u662f\u4e3a\u4e86\u66f4\u597d\u7684\u5c06\u5176\u8fd0\u7528\u5230\u9879\u76ee\u4e2d\uff0c\u6b22\u8fce\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\uff0c\u5e26\u4f60\u4e86\u89e3\u66f4\u591a\u5173\u4e8ephp,\u51fd\u6570\u9012\u5f52\u7684\u77e5\u8bc6\u70b9\uff01<\/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-47160","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/47160","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=47160"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/47160\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=47160"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=47160"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=47160"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}