{"id":47874,"date":"2024-12-02T09:26:21","date_gmt":"2024-12-02T01:26:21","guid":{"rendered":"https:\/\/fwq.ai\/blog\/47874\/"},"modified":"2024-12-02T09:26:21","modified_gmt":"2024-12-02T01:26:21","slug":"php-%e5%87%bd%e6%95%b0%e4%b8%ad%e4%bd%bf%e7%94%a8%e5%bc%95%e7%94%a8%e5%a6%82%e4%bd%95%e6%8f%90%e9%ab%98%e6%95%88%e7%8e%87%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/47874\/","title":{"rendered":"PHP \u51fd\u6570\u4e2d\u4f7f\u7528\u5f15\u7528\u5982\u4f55\u63d0\u9ad8\u6548\u7387\uff1f"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>PHP \u51fd\u6570\u4e2d\u4f7f\u7528\u5f15\u7528\u5982\u4f55\u63d0\u9ad8\u6548\u7387\uff1f<\/h1>\n<p>\u54c8\u55bd\uff01\u4eca\u5929\u5fc3\u8840\u6765\u6f6e\u7ed9\u5927\u5bb6\u5e26\u6765\u4e86<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300aPHP \u51fd\u6570\u4e2d\u4f7f\u7528\u5f15\u7528\u5982\u4f55\u63d0\u9ad8\u6548\u7387\uff1f\u300b<\/span>\uff0c\u60f3\u5fc5\u5927\u5bb6\u5e94\u8be5\u5bf9<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u6587\u7ae0<\/span>\u90fd\u4e0d\u964c\u751f\u5427\uff0c\u90a3\u4e48\u9605\u8bfb\u672c\u6587\u5c31\u90fd\u4e0d\u4f1a\u5f88\u56f0\u96be\uff0c\u4ee5\u4e0b\u5185\u5bb9\u4e3b\u8981\u6d89\u53ca\u5230<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\uff0c\u82e5\u662f\u4f60\u6b63\u5728\u5b66\u4e60<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u6587\u7ae0<\/span>\uff0c\u5343\u4e07\u522b\u9519\u8fc7\u8fd9\u7bc7\u6587\u7ae0~\u5e0c\u671b\u80fd\u5e2e\u52a9\u5230\u4f60\uff01<\/p>\n<p>\u5728 PHP \u4e2d\uff0c\u901a\u8fc7\u5f15\u7528\u4f20\u9012\u53d8\u91cf\u53ef\u4ee5\u63d0\u5347\u6548\u7387\u3002\u6b64\u65b9\u6cd5\u5c06\u53d8\u91cf\u7684\u5f15\u7528\u800c\u975e\u503c\u4f20\u9012\u7ed9\u51fd\u6570\uff0c\u5141\u8bb8\u51fd\u6570\u76f4\u63a5\u4fee\u6539\u53d8\u91cf\u672c\u8eab\u3002\u8fd9\u6837\u505a\u53ef\u4ee5\u6d88\u9664\u590d\u5236\u503c\u7684\u4e0d\u5fc5\u8981\u5f00\u9500\uff0c\u4ece\u800c\u4f18\u5316\u4ee3\u7801\u6027\u80fd\u3002\u6ce8\u610f\u4e8b\u9879\u5305\u62ec\uff1a\u53d8\u91cf\u5fc5\u987b\u5df2\u5b58\u5728\uff0c\u51fd\u6570\u5fc5\u987b\u58f0\u660e\u53c2\u6570\u4e3a\u5f15\u7528\uff0c\u5e76\u4e14\u51fd\u6570\u5e94\u4ec5\u4fee\u6539\u4f20\u9012\u7684\u5f15\u7528\u53d8\u91cf\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241026\/1729941022671cce1ed3b9a.jpg\" class=\"aligncenter\" title=\"PHP \u51fd\u6570\u4e2d\u4f7f\u7528\u5f15\u7528\u5982\u4f55\u63d0\u9ad8\u6548\u7387\uff1f\u63d2\u56fe\" alt=\"PHP \u51fd\u6570\u4e2d\u4f7f\u7528\u5f15\u7528\u5982\u4f55\u63d0\u9ad8\u6548\u7387\uff1f\u63d2\u56fe\" \/><\/p>\n<p><strong>PHP \u51fd\u6570\u4e2d\u5f15\u7528\u4f20\u9012\u63d0\u5347\u6548\u7387\u4e4b\u9053<\/strong><\/p>\n<p><strong>\u5f15\u8a00<\/strong><\/p>\n<p>\u5728 PHP \u4e2d\uff0c\u53d8\u91cf\u9ed8\u8ba4\u901a\u8fc7\u503c\u4f20\u9012\u3002\u8fd9\u610f\u5473\u7740\u5f53\u5c06\u4e00\u4e2a\u53d8\u91cf\u4f20\u9012\u7ed9\u51fd\u6570\u65f6\uff0c\u51fd\u6570\u83b7\u5f97\u7684\u662f\u53d8\u91cf\u503c\u7684\u526f\u672c\uff0c\u5bf9\u526f\u672c\u7684\u4efb\u4f55\u4fee\u6539\u90fd\u4e0d\u4f1a\u5f71\u54cd\u539f\u59cb\u53d8\u91cf\u3002\u5982\u679c\u51fd\u6570\u9700\u8981\u4fee\u6539\u53d8\u91cf\u672c\u8eab\uff0c\u5219\u5fc5\u987b\u4f7f\u7528\u5f15\u7528\u4f20\u9012\u3002<\/p>\n<p><strong>\u4ec0\u4e48\u662f\u5f15\u7528\u4f20\u9012\uff1f<\/strong><\/p>\n<p>\u5f15\u7528\u4f20\u9012\u662f\u6307\u5c06\u53d8\u91cf\u7684\u5f15\u7528\u4f20\u9012\u7ed9\u51fd\u6570\uff0c\u800c\u4e0d\u662f\u5176\u503c\u3002\u8fd9\u5141\u8bb8\u51fd\u6570\u76f4\u63a5\u64cd\u4f5c\u53d8\u91cf\u672c\u8eab\uff0c\u4ece\u800c\u63d0\u9ad8\u6548\u7387\u3002<\/p>\n<p>\u5728 PHP \u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u5728\u53d8\u91cf\u540d\u4e4b\u524d\u6dfb\u52a0\u4e00\u4e2a &#8220;&amp;&#8221; \u7b26\u53f7\u6765\u5b9e\u73b0\u5f15\u7528\u4f20\u9012\u3002\u4f8b\u5982\uff1a<\/p>\n<pre>function incrementByReference(&amp;$num) {\n  $num++;\n}<\/pre>\n<p><strong>\u5b9e\u6218\u6848\u4f8b<\/strong><\/p>\n<p>\u8003\u8651\u4ee5\u4e0b\u51fd\u6570\uff0c\u5b83\u9700\u8981\u751f\u6210\u4e00\u4e2a\u968f\u673a\u6570\u5e76\u5b58\u50a8\u5728\u53d8\u91cf\u4e2d\uff1a<\/p>\n<pre>function generateRandomNumber($max) {\n  return rand(1, $max);\n}<\/pre>\n<p>\u5982\u679c\u6211\u4eec\u60f3\u5728\u4e0d\u540c\u51fd\u6570\u4e2d\u4f7f\u7528\u751f\u6210\u7684\u968f\u673a\u6570\uff0c\u5219\u5fc5\u987b\u624b\u52a8\u5c06\u5176\u4f20\u9012\u56de\u8c03\u7528\u4f4d\u7f6e\u3002\u4f46\u662f\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u5f15\u7528\u4f20\u9012\u6765\u7b80\u5316\u6b64\u8fc7\u7a0b\uff1a<\/p>\n<pre>function generateRandomNumberByReference(&amp;$number, $max) {\n  $number = rand(1, $max);\n}\n\n$number = 0;\ngenerateRandomNumberByReference($number, 10);\n\necho $number; \/\/ \u8f93\u51fa\uff1a7<\/pre>\n<p>\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c<code>$number<\/code> \u53d8\u91cf\u901a\u8fc7\u5f15\u7528\u4f20\u9012\u7ed9 <code>generateRandomNumberByReference<\/code> \u51fd\u6570\u3002\u51fd\u6570\u901a\u8fc7\u4fee\u6539 <code>$number<\/code> \u53d8\u91cf\u6765\u751f\u6210\u968f\u673a\u6570\uff0c\u800c\u4e0d\u662f\u8fd4\u56de\u4e00\u4e2a\u503c\u3002\u8fd9\u6d88\u9664\u4e86\u590d\u5236\u503c\u7684\u4e0d\u5fc5\u8981\u5f00\u9500\uff0c\u4ece\u800c\u63d0\u9ad8\u4e86\u6548\u7387\u3002<\/p>\n<p><strong>\u6ce8\u610f\u4e8b\u9879<\/strong><\/p>\n<p>\u4f7f\u7528\u5f15\u7528\u4f20\u9012\u65f6\u9700\u8981\u6ce8\u610f\u4ee5\u4e0b\u4e8b\u9879\uff1a<\/p>\n<ul>\n<li>\u53d8\u91cf\u5fc5\u987b\u5df2\u7ecf\u5b58\u5728\u3002<\/li>\n<li>\u51fd\u6570\u5fc5\u987b\u660e\u786e\u58f0\u660e\u53c2\u6570\u4e3a\u5f15\u7528\u3002<\/li>\n<li>\u51fd\u6570\u5e94\u8be5\u53ea\u4fee\u6539\u4f20\u9012\u7684\u5f15\u7528\u53d8\u91cf\u3002<\/li>\n<\/ul>\n<p><strong>\u7ed3\u8bba<\/strong><\/p>\n<p>\u901a\u8fc7\u5728 PHP \u51fd\u6570\u4e2d\u4f7f\u7528\u5f15\u7528\u4f20\u9012\uff0c\u53ef\u4ee5\u63d0\u9ad8\u6548\u7387\uff0c\u56e0\u4e3a\u5b83\u5141\u8bb8\u51fd\u6570\u76f4\u63a5\u64cd\u4f5c\u53d8\u91cf\u672c\u8eab\uff0c\u4ece\u800c\u6d88\u9664\u4e86\u590d\u5236\u503c\u7684\u5f00\u9500\u3002\u5bf9\u4e8e\u9700\u8981\u4fee\u6539\u53c2\u6570\u7684\u51fd\u6570\uff0c\u5f15\u7528\u4f20\u9012\u662f\u4e00\u4e2a\u5f3a\u5927\u7684\u5de5\u5177\uff0c\u53ef\u7528\u4e8e\u4f18\u5316\u4ee3\u7801\u6027\u80fd\u3002<\/p>\n<p>\u4eca\u5929\u5173\u4e8e\u300aPHP \u51fd\u6570\u4e2d\u4f7f\u7528\u5f15\u7528\u5982\u4f55\u63d0\u9ad8\u6548\u7387\uff1f\u300b\u7684\u5185\u5bb9\u4ecb\u7ecd\u5c31\u5230\u6b64\u7ed3\u675f\uff0c\u5982\u679c\u6709\u4ec0\u4e48\u7591\u95ee\u6216\u8005\u5efa\u8bae\uff0c\u53ef\u4ee5\u5728\u7c73\u4e91\u516c\u4f17\u53f7\u4e0b\u591a\u591a\u56de\u590d\u4ea4\u6d41\uff1b\u6587\u4e2d\u82e5\u6709\u4e0d\u6b63\u4e4b\u5904\uff0c\u4e5f\u5e0c\u671b\u56de\u590d\u7559\u8a00\u4ee5\u544a\u77e5\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>PHP \u51fd\u6570\u4e2d\u4f7f\u7528\u5f15\u7528\u5982\u4f55\u63d0\u9ad8\u6548\u7387\uff1f \u54c8\u55bd\uff01\u4eca\u5929\u5fc3\u8840\u6765\u6f6e\u7ed9\u5927\u5bb6\u5e26\u6765\u4e86\u300aPHP \u51fd\u6570\u4e2d\u4f7f\u7528\u5f15\u7528\u5982\u4f55\u63d0\u9ad8\u6548\u7387\uff1f\u300b\uff0c\u60f3\u5fc5\u5927\u5bb6\u5e94\u8be5\u5bf9\u6587\u7ae0\u90fd\u4e0d\u964c\u751f\u5427\uff0c\u90a3\u4e48\u9605\u8bfb\u672c\u6587\u5c31\u90fd\u4e0d\u4f1a\u5f88\u56f0\u96be\uff0c\u4ee5\u4e0b\u5185\u5bb9\u4e3b\u8981\u6d89\u53ca\u5230\uff0c\u82e5\u662f\u4f60\u6b63\u5728\u5b66\u4e60\u6587\u7ae0\uff0c\u5343\u4e07\u522b\u9519\u8fc7\u8fd9\u7bc7\u6587\u7ae0~\u5e0c\u671b\u80fd\u5e2e\u52a9\u5230\u4f60\uff01 \u5728 PHP \u4e2d\uff0c\u901a\u8fc7\u5f15\u7528\u4f20\u9012\u53d8\u91cf\u53ef\u4ee5\u63d0\u5347\u6548\u7387\u3002\u6b64\u65b9\u6cd5\u5c06\u53d8\u91cf\u7684\u5f15\u7528\u800c\u975e\u503c\u4f20\u9012\u7ed9\u51fd\u6570\uff0c\u5141\u8bb8\u51fd\u6570\u76f4\u63a5\u4fee\u6539\u53d8\u91cf\u672c\u8eab\u3002\u8fd9\u6837\u505a\u53ef\u4ee5\u6d88\u9664\u590d\u5236\u503c\u7684\u4e0d\u5fc5\u8981\u5f00\u9500\uff0c\u4ece\u800c\u4f18\u5316\u4ee3\u7801\u6027\u80fd\u3002\u6ce8\u610f\u4e8b\u9879\u5305\u62ec\uff1a\u53d8\u91cf\u5fc5\u987b\u5df2\u5b58\u5728\uff0c\u51fd\u6570\u5fc5\u987b\u58f0\u660e\u53c2\u6570\u4e3a\u5f15\u7528\uff0c\u5e76\u4e14\u51fd\u6570\u5e94\u4ec5\u4fee\u6539\u4f20\u9012\u7684\u5f15\u7528\u53d8\u91cf\u3002 PHP \u51fd\u6570\u4e2d\u5f15\u7528\u4f20\u9012\u63d0\u5347\u6548\u7387\u4e4b\u9053 \u5f15\u8a00 \u5728 PHP \u4e2d\uff0c\u53d8\u91cf\u9ed8\u8ba4\u901a\u8fc7\u503c\u4f20\u9012\u3002\u8fd9\u610f\u5473\u7740\u5f53\u5c06\u4e00\u4e2a\u53d8\u91cf\u4f20\u9012\u7ed9\u51fd\u6570\u65f6\uff0c\u51fd\u6570\u83b7\u5f97\u7684\u662f\u53d8\u91cf\u503c\u7684\u526f\u672c\uff0c\u5bf9\u526f\u672c\u7684\u4efb\u4f55\u4fee\u6539\u90fd\u4e0d\u4f1a\u5f71\u54cd\u539f\u59cb\u53d8\u91cf\u3002\u5982\u679c\u51fd\u6570\u9700\u8981\u4fee\u6539\u53d8\u91cf\u672c\u8eab\uff0c\u5219\u5fc5\u987b\u4f7f\u7528\u5f15\u7528\u4f20\u9012\u3002 \u4ec0\u4e48\u662f\u5f15\u7528\u4f20\u9012\uff1f \u5f15\u7528\u4f20\u9012\u662f\u6307\u5c06\u53d8\u91cf\u7684\u5f15\u7528\u4f20\u9012\u7ed9\u51fd\u6570\uff0c\u800c\u4e0d\u662f\u5176\u503c\u3002\u8fd9\u5141\u8bb8\u51fd\u6570\u76f4\u63a5\u64cd\u4f5c\u53d8\u91cf\u672c\u8eab\uff0c\u4ece\u800c\u63d0\u9ad8\u6548\u7387\u3002 \u5728 PHP \u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u5728\u53d8\u91cf\u540d\u4e4b\u524d\u6dfb\u52a0\u4e00\u4e2a &#8220;&amp;&#8221; \u7b26\u53f7\u6765\u5b9e\u73b0\u5f15\u7528\u4f20\u9012\u3002\u4f8b\u5982\uff1a function incrementByReference(&amp;$num) { $num++; } \u5b9e\u6218\u6848\u4f8b \u8003\u8651\u4ee5\u4e0b\u51fd\u6570\uff0c\u5b83\u9700\u8981\u751f\u6210\u4e00\u4e2a\u968f\u673a\u6570\u5e76\u5b58\u50a8\u5728\u53d8\u91cf\u4e2d\uff1a function generateRandomNumber($max) { return rand(1, $max); } \u5982\u679c\u6211\u4eec\u60f3\u5728\u4e0d\u540c\u51fd\u6570\u4e2d\u4f7f\u7528\u751f\u6210\u7684\u968f\u673a\u6570\uff0c\u5219\u5fc5\u987b\u624b\u52a8\u5c06\u5176\u4f20\u9012\u56de\u8c03\u7528\u4f4d\u7f6e\u3002\u4f46\u662f\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u5f15\u7528\u4f20\u9012\u6765\u7b80\u5316\u6b64\u8fc7\u7a0b\uff1a function generateRandomNumberByReference(&amp;$number, $max) { $number = rand(1, $max); } $number = 0; generateRandomNumberByReference($number, 10); echo $number; \/\/ \u8f93\u51fa\uff1a7 \u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c$number \u53d8\u91cf\u901a\u8fc7\u5f15\u7528\u4f20\u9012\u7ed9 [&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-47874","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/47874","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=47874"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/47874\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=47874"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=47874"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=47874"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}