{"id":47392,"date":"2024-12-02T16:46:30","date_gmt":"2024-12-02T08:46:30","guid":{"rendered":"https:\/\/fwq.ai\/blog\/47392\/"},"modified":"2024-12-02T16:46:30","modified_gmt":"2024-12-02T08:46:30","slug":"php-%e5%87%bd%e6%95%b0%e4%b8%ad%e4%bd%bf%e7%94%a8%e5%bc%95%e7%94%a8%e6%97%b6%e5%a6%82%e4%bd%95%e6%8f%90%e9%ab%98%e4%bb%a3%e7%a0%81%e6%80%a7%e8%83%bd%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/47392\/","title":{"rendered":"PHP \u51fd\u6570\u4e2d\u4f7f\u7528\u5f15\u7528\u65f6\u5982\u4f55\u63d0\u9ad8\u4ee3\u7801\u6027\u80fd\uff1f"},"content":{"rendered":"

<\/b> <\/p>\n

PHP \u51fd\u6570\u4e2d\u4f7f\u7528\u5f15\u7528\u65f6\u5982\u4f55\u63d0\u9ad8\u4ee3\u7801\u6027\u80fd\uff1f<\/h1>\n

\u4ece\u73b0\u5728\u5f00\u59cb\uff0c\u52aa\u529b\u5b66\u4e60\u5427\uff01\u672c\u6587\u300aPHP \u51fd\u6570\u4e2d\u4f7f\u7528\u5f15\u7528\u65f6\u5982\u4f55\u63d0\u9ad8\u4ee3\u7801\u6027\u80fd\uff1f\u300b<\/span>\u4e3b\u8981\u8bb2\u89e3\u4e86<\/span>\u7b49\u7b49\u76f8\u5173\u77e5\u8bc6\u70b9\uff0c\u6211\u4f1a\u5728\u7c73\u4e91\u4e2d\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u7684\u7cfb\u5217\u6587\u7ae0\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u5e76\u79ef\u6781\u7559\u8a00\u5efa\u8bae\u3002\u4e0b\u9762\u5c31\u5148\u4e00\u8d77\u6765\u770b\u4e00\u4e0b\u672c\u7bc7\u6b63\u6587\u5185\u5bb9\u5427\uff0c\u5e0c\u671b\u80fd\u5e2e\u5230\u4f60\uff01<\/p>\n

\u901a\u8fc7\u4f7f\u7528\u5f15\u7528\uff0c\u53ef\u4ee5\u663e\u8457\u63d0\u5347 PHP \u51fd\u6570\u6267\u884c\u6548\u7387\u3002\u9996\u5148\uff0c\u4e86\u89e3\u5f15\u7528\u662f\u5b58\u50a8\u53d8\u91cf\u5185\u5b58\u5730\u5740\u7684\u6570\u636e\u7c7b\u578b\uff0c\u4f20\u9012\u5f15\u7528\u800c\u975e\u503c\u526f\u672c\uff0c\u53ef\u4ee5\u5141\u8bb8\u51fd\u6570\u76f4\u63a5\u64cd\u4f5c\u53d8\u91cf\uff0c\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u590d\u5236\u548c\u5206\u914d\u3002\u5176\u6b21\uff0c\u5728\u53d8\u91cf\u540d\u524d\u52a0\u4e0a “&” \u7b26\u53f7\u5373\u53ef\u521b\u5efa\u5f15\u7528\u3002\u6b64\u5916\uff0c\u4f7f\u7528\u5f15\u7528\u65f6\u9700\u8981\u6ce8\u610f\u4ee5\u4e0b\u4e8b\u9879\uff1a\u5f15\u7528\u76f4\u63a5\u64cd\u4f5c\u539f\u59cb\u53d8\u91cf\uff0c\u4f7f\u7528\u987b\u8c28\u614e\uff1b\u907f\u514d\u540c\u65f6\u4f7f\u7528\u591a\u4e2a\u5f15\u7528\u6307\u5411\u540c\u4e00\u53d8\u91cf\uff1b\u5982\u679c\u51fd\u6570\u8fd4\u56de\u5f15\u7528\uff0c\u52a1\u5fc5\u5bf9\u5176\u8fdb\u884c\u9002\u5f53\u7ba1\u7406\uff0c\u4ee5\u907f\u514d\u5185\u5b58\u6cc4\u6f0f\u3002<\/p>\n

\"PHP<\/p>\n

\u63d0\u5347 PHP \u51fd\u6570\u6548\u80fd\uff1a\u4f7f\u7528\u5f15\u7528\u7684\u6280\u5de7<\/strong><\/p>\n

\u524d\u8a00<\/strong><\/p>\n

\u5728 PHP \u4e2d\uff0c\u4f7f\u7528\u5f15\u7528\u53ef\u4ee5\u663e\u8457\u63d0\u5347\u51fd\u6570\u6267\u884c\u6548\u7387\u3002\u672c\u6587\u63a2\u8ba8\u5982\u4f55\u5de7\u5999\u8fd0\u7528\u5f15\u7528\uff0c\u5e76\u8f85\u4ee5\u5b9e\u6218\u6848\u4f8b\u5c55\u793a\u5176\u4f18\u5316\u6548\u679c\u3002<\/p>\n

\u4e86\u89e3\u5f15\u7528<\/strong><\/p>\n

\u5f15\u7528\u662f\u4e00\u79cd PHP \u6570\u636e\u7c7b\u578b\uff0c\u5b83\u5b58\u50a8\u53d8\u91cf\u7684\u5185\u5b58\u5730\u5740\uff0c\u800c\u4e0d\u662f\u53d8\u91cf\u672c\u8eab\u3002\u4f20\u9012\u5f15\u7528\u800c\u4e0d\u662f\u503c\u526f\u672c\uff0c\u5141\u8bb8\u51fd\u6570\u76f4\u63a5\u64cd\u4f5c\u53d8\u91cf\uff0c\u4ece\u800c\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u590d\u5236\u548c\u5206\u914d\u3002<\/p>\n

\u8bed\u6cd5<\/strong><\/p>\n

\u8981\u521b\u5efa\u5f15\u7528\uff0c\u9700\u8981\u5728\u53d8\u91cf\u540d\u524d\u52a0\u4e0a\u7b26\u53f7 “&”\u3002\u4f8b\u5982\uff1a<\/p>\n

$value = 10;\n$ref = &$value; \/\/ \u521b\u5efa\u5f15\u7528<\/pre>\n
\u5b9e\u6218\u6848\u4f8b<\/strong><\/p>\n
\u4ee5\u4e0b\u662f\u4e00\u4e2a\u8ba1\u7b97\u51fd\u6570\u7684\u7b80\u5355\u6848\u4f8b\uff1a<\/p>\n
function calculate($value) {\n  $result = $value * $value;\n  return $result;\n}<\/pre>\n
\u5982\u679c\u6211\u4eec\u5728\u51fd\u6570\u4e2d\u4f7f\u7528\u503c\u4f20\u9012\uff0c\u5219\u6bcf\u5f53\u8c03\u7528\u51fd\u6570\u65f6\u90fd\u4f1a\u521b\u5efa $value<\/code> \u7684\u526f\u672c\uff0c\u4ece\u800c\u964d\u4f4e\u4e86\u6548\u7387\u3002<\/p>\n
$value = 10;\n$result = calculate($value); \/\/ \u4f20\u9012\u503c\necho $result; \/\/ \u8f93\u51fa 100<\/pre>\n
\u76f8\u53cd\uff0c\u5982\u679c\u6211\u4eec\u4f7f\u7528\u5f15\u7528\u4f20\u9012\uff0c\u5219\u51fd\u6570\u53ef\u4ee5\u76f4\u63a5\u8bbf\u95ee\u53d8\u91cf\uff0c\u65e0\u9700\u521b\u5efa\u526f\u672c\u3002<\/p>\n
function calculate(&$value) {\n  $result = $value * $value;\n  return $result;\n}\n\n$value = 10;\n$result = calculate($value); \/\/ \u4f20\u9012\u5f15\u7528\necho $result; \/\/ \u8f93\u51fa 100<\/pre>\n
\u4f7f\u7528\u5f15\u7528\u540e\uff0c\u7cfb\u7edf\u53ea\u9700\u590d\u5236\u51fd\u6570\u81ea\u8eab\uff0c\u800c\u65e0\u9700\u989d\u5916\u590d\u5236 $value<\/code>\uff0c\u4ece\u800c\u63d0\u9ad8\u4e86\u6267\u884c\u6548\u7387\u3002<\/p>\n
\u6ce8\u610f\u4e8b\u9879<\/strong><\/p>\n
\u867d\u7136\u5f15\u7528\u63d0\u4f9b\u4e86\u5f3a\u5927\u7684\u4f18\u5316\u529f\u80fd\uff0c\u4f46\u4f7f\u7528\u65f6\u9700\u8981\u6ce8\u610f\u4ee5\u4e0b\u4e8b\u9879\uff1a<\/p>\n
    \n
  • \u5f15\u7528\u5fc5\u987b\u5c0f\u5fc3\u5904\u7406\uff0c\u56e0\u4e3a\u5b83\u76f4\u63a5\u64cd\u4f5c\u539f\u59cb\u53d8\u91cf\u3002<\/li>\n
  • \u907f\u514d\u540c\u65f6\u4f7f\u7528\u591a\u4e2a\u5f15\u7528\u6307\u5411\u540c\u4e00\u53d8\u91cf\uff0c\u5426\u5219\u53ef\u80fd\u4f1a\u5bfc\u81f4\u610f\u60f3\u4e0d\u5230\u7684\u884c\u4e3a\u3002<\/li>\n
  • \u5982\u679c\u51fd\u6570\u8fd4\u56de\u5f15\u7528\uff0c\u52a1\u5fc5\u5bf9\u5176\u8fdb\u884c\u9002\u5f53\u7ba1\u7406\uff0c\u4ee5\u907f\u514d\u5185\u5b58\u6cc4\u6f0f\u3002<\/li>\n<\/ul>\n
    \u7ed3\u8bba<\/strong><\/p>\n
    \u901a\u8fc7\u5de7\u5999\u8fd0\u7528\u5f15\u7528\uff0c\u53ef\u4ee5\u663e\u8457\u63d0\u5347 PHP \u51fd\u6570\u7684\u6267\u884c\u6548\u7387\u3002\u7406\u89e3\u5f15\u7528\u53ca\u5176\u4f7f\u7528\u6ce8\u610f\u4e8b\u9879\uff0c\u5c06\u5e2e\u52a9\u60a8\u521b\u5efa\u66f4\u52a0\u9ad8\u6548\u4e14\u53ef\u9760\u7684\u4ee3\u7801\u3002<\/p>\n
    \u5230\u8fd9\u91cc\uff0c\u6211\u4eec\u4e5f\u5c31\u8bb2\u5b8c\u4e86\u300aPHP \u51fd\u6570\u4e2d\u4f7f\u7528\u5f15\u7528\u65f6\u5982\u4f55\u63d0\u9ad8\u4ee3\u7801\u6027\u80fd\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,\u5f15\u7528\u7684\u77e5\u8bc6\u70b9\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
    PHP \u51fd\u6570\u4e2d\u4f7f\u7528\u5f15\u7528\u65f6\u5982\u4f55\u63d0\u9ad8\u4ee3\u7801\u6027\u80fd\uff1f \u4ece\u73b0\u5728\u5f00\u59cb\uff0c\u52aa\u529b\u5b66\u4e60\u5427\uff01\u672c\u6587\u300aPHP \u51fd\u6570\u4e2d\u4f7f\u7528\u5f15\u7528\u65f6\u5982\u4f55\u63d0\u9ad8\u4ee3\u7801\u6027\u80fd\uff1f\u300b\u4e3b\u8981\u8bb2\u89e3\u4e86\u7b49\u7b49\u76f8\u5173\u77e5\u8bc6\u70b9\uff0c\u6211\u4f1a\u5728\u7c73\u4e91\u4e2d\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u7684\u7cfb\u5217\u6587\u7ae0\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u5e76\u79ef\u6781\u7559\u8a00\u5efa\u8bae\u3002\u4e0b\u9762\u5c31\u5148\u4e00\u8d77\u6765\u770b\u4e00\u4e0b\u672c\u7bc7\u6b63\u6587\u5185\u5bb9\u5427\uff0c\u5e0c\u671b\u80fd\u5e2e\u5230\u4f60\uff01 \u901a\u8fc7\u4f7f\u7528\u5f15\u7528\uff0c\u53ef\u4ee5\u663e\u8457\u63d0\u5347 PHP \u51fd\u6570\u6267\u884c\u6548\u7387\u3002\u9996\u5148\uff0c\u4e86\u89e3\u5f15\u7528\u662f\u5b58\u50a8\u53d8\u91cf\u5185\u5b58\u5730\u5740\u7684\u6570\u636e\u7c7b\u578b\uff0c\u4f20\u9012\u5f15\u7528\u800c\u975e\u503c\u526f\u672c\uff0c\u53ef\u4ee5\u5141\u8bb8\u51fd\u6570\u76f4\u63a5\u64cd\u4f5c\u53d8\u91cf\uff0c\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u590d\u5236\u548c\u5206\u914d\u3002\u5176\u6b21\uff0c\u5728\u53d8\u91cf\u540d\u524d\u52a0\u4e0a “&” \u7b26\u53f7\u5373\u53ef\u521b\u5efa\u5f15\u7528\u3002\u6b64\u5916\uff0c\u4f7f\u7528\u5f15\u7528\u65f6\u9700\u8981\u6ce8\u610f\u4ee5\u4e0b\u4e8b\u9879\uff1a\u5f15\u7528\u76f4\u63a5\u64cd\u4f5c\u539f\u59cb\u53d8\u91cf\uff0c\u4f7f\u7528\u987b\u8c28\u614e\uff1b\u907f\u514d\u540c\u65f6\u4f7f\u7528\u591a\u4e2a\u5f15\u7528\u6307\u5411\u540c\u4e00\u53d8\u91cf\uff1b\u5982\u679c\u51fd\u6570\u8fd4\u56de\u5f15\u7528\uff0c\u52a1\u5fc5\u5bf9\u5176\u8fdb\u884c\u9002\u5f53\u7ba1\u7406\uff0c\u4ee5\u907f\u514d\u5185\u5b58\u6cc4\u6f0f\u3002 \u63d0\u5347 PHP \u51fd\u6570\u6548\u80fd\uff1a\u4f7f\u7528\u5f15\u7528\u7684\u6280\u5de7 \u524d\u8a00 \u5728 PHP \u4e2d\uff0c\u4f7f\u7528\u5f15\u7528\u53ef\u4ee5\u663e\u8457\u63d0\u5347\u51fd\u6570\u6267\u884c\u6548\u7387\u3002\u672c\u6587\u63a2\u8ba8\u5982\u4f55\u5de7\u5999\u8fd0\u7528\u5f15\u7528\uff0c\u5e76\u8f85\u4ee5\u5b9e\u6218\u6848\u4f8b\u5c55\u793a\u5176\u4f18\u5316\u6548\u679c\u3002 \u4e86\u89e3\u5f15\u7528 \u5f15\u7528\u662f\u4e00\u79cd PHP \u6570\u636e\u7c7b\u578b\uff0c\u5b83\u5b58\u50a8\u53d8\u91cf\u7684\u5185\u5b58\u5730\u5740\uff0c\u800c\u4e0d\u662f\u53d8\u91cf\u672c\u8eab\u3002\u4f20\u9012\u5f15\u7528\u800c\u4e0d\u662f\u503c\u526f\u672c\uff0c\u5141\u8bb8\u51fd\u6570\u76f4\u63a5\u64cd\u4f5c\u53d8\u91cf\uff0c\u4ece\u800c\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u590d\u5236\u548c\u5206\u914d\u3002 \u8bed\u6cd5 \u8981\u521b\u5efa\u5f15\u7528\uff0c\u9700\u8981\u5728\u53d8\u91cf\u540d\u524d\u52a0\u4e0a\u7b26\u53f7 “&”\u3002\u4f8b\u5982\uff1a $value = 10; $ref = &$value; \/\/ \u521b\u5efa\u5f15\u7528 \u5b9e\u6218\u6848\u4f8b \u4ee5\u4e0b\u662f\u4e00\u4e2a\u8ba1\u7b97\u51fd\u6570\u7684\u7b80\u5355\u6848\u4f8b\uff1a function calculate($value) { $result = $value * $value; return $result; } \u5982\u679c\u6211\u4eec\u5728\u51fd\u6570\u4e2d\u4f7f\u7528\u503c\u4f20\u9012\uff0c\u5219\u6bcf\u5f53\u8c03\u7528\u51fd\u6570\u65f6\u90fd\u4f1a\u521b\u5efa $value \u7684\u526f\u672c\uff0c\u4ece\u800c\u964d\u4f4e\u4e86\u6548\u7387\u3002 $value = 10; $result = calculate($value); \/\/ \u4f20\u9012\u503c […]<\/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-47392","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/47392","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=47392"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/47392\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=47392"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=47392"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=47392"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}