{"id":47583,"date":"2024-12-02T17:37:28","date_gmt":"2024-12-02T09:37:28","guid":{"rendered":"https:\/\/fwq.ai\/blog\/47583\/"},"modified":"2024-12-02T17:37:28","modified_gmt":"2024-12-02T09:37:28","slug":"php-%e5%87%bd%e6%95%b0%e4%b8%ad%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8%e5%bc%95%e7%94%a8%ef%bc%9a%e7%90%86%e8%a7%a3%e5%bc%95%e7%94%a8%e7%9a%84%e5%b7%a5%e4%bd%9c%e5%8e%9f%e7%90%86","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/47583\/","title":{"rendered":"PHP \u51fd\u6570\u4e2d\u5982\u4f55\u4f7f\u7528\u5f15\u7528\uff1a\u7406\u89e3\u5f15\u7528\u7684\u5de5\u4f5c\u539f\u7406"},"content":{"rendered":"

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

PHP \u51fd\u6570\u4e2d\u5982\u4f55\u4f7f\u7528\u5f15\u7528\uff1a\u7406\u89e3\u5f15\u7528\u7684\u5de5\u4f5c\u539f\u7406<\/h1>\n

IT\u884c\u4e1a\u76f8\u5bf9\u4e8e\u4e00\u822c\u4f20\u7edf\u884c\u4e1a\uff0c\u53d1\u5c55\u66f4\u65b0\u901f\u5ea6\u66f4\u5feb\uff0c\u4e00\u65e6\u505c\u6b62\u4e86\u5b66\u4e60\uff0c\u5f88\u5feb\u5c31\u4f1a\u88ab\u884c\u4e1a\u6240\u6dd8\u6c70\u3002\u6240\u4ee5\u6211\u4eec\u9700\u8981\u8e0f\u8e0f\u5b9e\u5b9e\u7684\u4e0d\u65ad\u5b66\u4e60\uff0c\u7cbe\u8fdb\u81ea\u5df1\u7684\u6280\u672f\uff0c\u5c24\u5176\u662f\u521d\u5b66\u8005\u3002\u4eca\u5929\u7c73\u4e91\u7ed9\u5927\u5bb6\u6574\u7406\u4e86\u300aPHP \u51fd\u6570\u4e2d\u5982\u4f55\u4f7f\u7528\u5f15\u7528\uff1a\u7406\u89e3\u5f15\u7528\u7684\u5de5\u4f5c\u539f\u7406\u300b\uff0c\u804a\u804a\uff0c\u6211\u4eec\u4e00\u8d77\u6765\u770b\u770b\u5427\uff01<\/p>\n

\u51fd\u6570\u4e2d\u4f7f\u7528\u5f15\u7528\u5141\u8bb8\u53d8\u91cf\u5728\u51fd\u6570\u8c03\u7528\u8fc7\u7a0b\u4e2d\u76f4\u63a5\u4fee\u6539\u3002\u901a\u8fc7\u4f20\u9012\u5f15\u7528\u800c\u4e0d\u662f\u503c\uff0c\u53ef\u4ee5\u6d88\u9664\u503c\u590d\u5236\u7684\u5f00\u9500\u5e76\u63d0\u9ad8\u6027\u80fd\u3002\u7406\u89e3\u5f15\u7528\uff1a\u5f15\u7528\u662f\u53d8\u91cf\u7684\u6307\u9488\uff0c\u800c\u4e0d\u662f\u503c\u672c\u8eab\u3002\u4f20\u9012\u5f15\u7528\uff1a\u5728\u51fd\u6570\u53c2\u6570\u524d\u6dfb\u52a0 ampersand (&) \u4ee5\u4f20\u9012\u5f15\u7528\u3002\u5b9e\u6218\u6848\u4f8b\uff1a\u4ea4\u6362\u6570\u5b57\u793a\u4f8b\u5c55\u793a\u4e86\u4f20\u9012\u5f15\u7528\u5982\u4f55\u4fee\u6539\u51fd\u6570\u8c03\u7528\u4e2d\u7684\u539f\u59cb\u53d8\u91cf\u503c\u3002\u4f7f\u7528\u6ce8\u610f\u4e8b\u9879\uff1a\u59cb\u7ec8\u660e\u786e\u4f20\u9012\u5f15\u7528\uff0c\u907f\u514d\u610f\u5916\u4fee\u6539\uff1b\u8c28\u614e\u4f7f\u7528\u5f15\u7528\uff0c\u56e0\u4e3a\u4e0d\u5f53\u5904\u7406\u53ef\u80fd\u4f1a\u5bfc\u81f4\u9519\u8bef\u3002<\/p>\n

\"PHP<\/p>\n

PHP \u51fd\u6570\u4e2d\u4f7f\u7528\u5f15\u7528\uff1a\u638c\u63e1\u5f15\u7528\u7684\u827a\u672f<\/strong><\/p>\n

\u5f15\u8a00<\/strong><\/p>\n

\u5728 PHP \u51fd\u6570\u4e2d\u4f7f\u7528\u5f15\u7528\u662f\u4e00\u79cd\u5f3a\u5927\u7684\u6280\u672f\uff0c\u5b83\u5141\u8bb8\u51fd\u6570\u76f4\u63a5\u4fee\u6539\u8c03\u7528\u5b83\u7684\u53d8\u91cf\u3002\u901a\u8fc7\u6d88\u9664\u503c\u590d\u5236\u7684\u5f00\u9500\uff0c\u4f20\u9012\u5f15\u7528\u53ef\u4ee5\u663e\u7740\u63d0\u9ad8\u6027\u80fd\u3002\u5728\u8fd9\u4e2a\u6559\u7a0b\u4e2d\uff0c\u6211\u4eec\u5c06\u6df1\u5165\u63a2\u8ba8 PHP \u4e2d\u5f15\u7528\u7684\u5de5\u4f5c\u539f\u7406\uff0c\u5e76\u901a\u8fc7\u5b9e\u9645\u793a\u4f8b\u8bf4\u660e\u5982\u4f55\u6709\u6548\u5730\u4f7f\u7528\u5b83\u4eec\u3002<\/p>\n

\u7406\u89e3\u5f15\u7528<\/strong><\/p>\n

\u5f15\u7528\u662f\u6307\u5411\u53e6\u4e00\u4e2a\u53d8\u91cf\u7684\u6307\u9488\u3002\u4e0e\u503c\u4f20\u9012\u4e0d\u540c\uff0c\u5f15\u7528\u4f20\u9012\u53d8\u91cf\u672c\u8eab\u7684\u5730\u5740\u3002\u8fd9\u610f\u5473\u7740\u51fd\u6570\u4e2d\u7684\u4efb\u4f55\u4fee\u6539\u90fd\u5c06\u53cd\u6620\u5728\u8c03\u7528\u53d8\u91cf\u4e0a\uff0c\u53cd\u4e4b\u4ea6\u7136\u3002<\/p>\n

\u8981\u521b\u5efa\u5f15\u7528\uff0c\u8bf7\u5728\u53d8\u91cf\u540d\u524d\u52a0\u4e0a\u4e00\u4e2a ampersand (&) \u7b26\u53f7\u3002\u4f8b\u5982\uff1a<\/p>\n

function incrementByReference(& $number) {\n  $number++;\n}<\/pre>\n
\u51fd\u6570\u4e2d\u7684\u5f15\u7528<\/strong><\/p>\n
\u5728\u51fd\u6570\u4e2d\u4f7f\u7528\u5f15\u7528\u975e\u5e38\u7b80\u5355\u3002\u53ea\u9700\u5728\u51fd\u6570\u53c2\u6570\u524d\u653e\u7f6e\u4e00\u4e2a ampersand \u7b26\u53f7\u5373\u53ef\u3002\u4f8b\u5982\uff1a<\/p>\n
function swapNumbersByReference (& $a, & $b) {\n  $temp = $a;\n  $a = $b;\n  $b = $temp;\n}<\/pre>\n
\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0cswapNumbersByReference<\/code> \u51fd\u6570\u5c06\u4fee\u6539\u5176\u53c2\u6570\u7684\u539f\u59cb\u503c\u3002<\/p>\n
\u5b9e\u6218\u6848\u4f8b<\/strong><\/p>\n
\u8ba9\u6211\u4eec\u8003\u8651\u4e00\u4e2a\u6848\u4f8b\uff0c\u5176\u4e2d\u6211\u4eec\u9700\u8981\u5728\u51fd\u6570\u4e2d\u4ea4\u6362\u4e24\u4e2a\u6570\u5b57\u3002<\/p>\n
\u4f20\u9012\u503c\u4f5c\u4e3a\u53c2\u6570<\/strong><\/p>\n
function swapNumbersByValue($a, $b) {\n  $temp = $a;\n  $a = $b;\n  $b = $temp;\n}\n\n$num1 = 10;\n$num2 = 20;\n\nswapNumbersByValue($num1, $num2);\n\necho \"num1: $num1, num2: $num2\"; \/\/ \u8f93\u51fa\uff1anum1: 10, num2: 20<\/pre>\n
\u4f20\u9012\u5f15\u7528\u4f5c\u4e3a\u53c2\u6570<\/strong><\/p>\n
function swapNumbersByReference (& $a, & $b) {\n  $temp = $a;\n  $a = $b;\n  $b = $temp;\n}\n\n$num1 = 10;\n$num2 = 20;\n\nswapNumbersByReference($num1, $num2);\n\necho \"num1: $num1, num2: $num2\"; \/\/ \u8f93\u51fa\uff1anum1: 20, num2: 10<\/pre>\n
\u6b63\u5982\u4f60\u6240\u770b\u5230\u7684\uff0c\u4f20\u9012\u5f15\u7528\u53ef\u4ee5\u8ba9\u6211\u4eec\u5728\u51fd\u6570\u4e2d\u4fee\u6539\u8c03\u7528\u53d8\u91cf\u7684\u503c\u3002<\/p>\n
\u4f7f\u7528\u5f15\u7528\u7684\u6ce8\u610f\u4e8b\u9879<\/strong><\/p>\n
\u867d\u7136\u5f15\u7528\u975e\u5e38\u6709\u7528\uff0c\u4f46\u9700\u8981\u6ce8\u610f\u4ee5\u4e0b\u4e8b\u9879\uff1a<\/p>\n
    \n
  • \u59cb\u7ec8\u660e\u786e\u4f20\u9012\u5f15\u7528\uff0c\u4ee5\u907f\u514d\u610f\u5916\u4fee\u6539\u3002<\/li>\n
  • \u4e0d\u8981\u5bf9\u672a\u4f20\u9012\u7684\u5f15\u7528\u6267\u884c\u64cd\u4f5c\uff0c\u56e0\u4e3a\u8fd9\u4f1a\u5bfc\u81f4\u9519\u8bef\u3002<\/li>\n
  • \u8c28\u614e\u4f7f\u7528\u5f15\u7528\uff0c\u56e0\u4e3a\u5b83\u53ef\u80fd\u4f1a\u5bfc\u81f4\u610f\u5916\u884c\u4e3a\uff0c\u5982\u679c\u5904\u7406\u4e0d\u5f53\uff0c\u4f1a\u4ea7\u751f\u9519\u8bef\u3002<\/li>\n<\/ul>\n
    \u4ee5\u4e0a\u5c31\u662f\u300aPHP \u51fd\u6570\u4e2d\u5982\u4f55\u4f7f\u7528\u5f15\u7528\uff1a\u7406\u89e3\u5f15\u7528\u7684\u5de5\u4f5c\u539f\u7406\u300b\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u5173\u4e8ephp,\u5f15\u7528\u7684\u8d44\u6599\u8bf7\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
    PHP \u51fd\u6570\u4e2d\u5982\u4f55\u4f7f\u7528\u5f15\u7528\uff1a\u7406\u89e3\u5f15\u7528\u7684\u5de5\u4f5c\u539f\u7406 IT\u884c\u4e1a\u76f8\u5bf9\u4e8e\u4e00\u822c\u4f20\u7edf\u884c\u4e1a\uff0c\u53d1\u5c55\u66f4\u65b0\u901f\u5ea6\u66f4\u5feb\uff0c\u4e00\u65e6\u505c\u6b62\u4e86\u5b66\u4e60\uff0c\u5f88\u5feb\u5c31\u4f1a\u88ab\u884c\u4e1a\u6240\u6dd8\u6c70\u3002\u6240\u4ee5\u6211\u4eec\u9700\u8981\u8e0f\u8e0f\u5b9e\u5b9e\u7684\u4e0d\u65ad\u5b66\u4e60\uff0c\u7cbe\u8fdb\u81ea\u5df1\u7684\u6280\u672f\uff0c\u5c24\u5176\u662f\u521d\u5b66\u8005\u3002\u4eca\u5929\u7c73\u4e91\u7ed9\u5927\u5bb6\u6574\u7406\u4e86\u300aPHP \u51fd\u6570\u4e2d\u5982\u4f55\u4f7f\u7528\u5f15\u7528\uff1a\u7406\u89e3\u5f15\u7528\u7684\u5de5\u4f5c\u539f\u7406\u300b\uff0c\u804a\u804a\uff0c\u6211\u4eec\u4e00\u8d77\u6765\u770b\u770b\u5427\uff01 \u51fd\u6570\u4e2d\u4f7f\u7528\u5f15\u7528\u5141\u8bb8\u53d8\u91cf\u5728\u51fd\u6570\u8c03\u7528\u8fc7\u7a0b\u4e2d\u76f4\u63a5\u4fee\u6539\u3002\u901a\u8fc7\u4f20\u9012\u5f15\u7528\u800c\u4e0d\u662f\u503c\uff0c\u53ef\u4ee5\u6d88\u9664\u503c\u590d\u5236\u7684\u5f00\u9500\u5e76\u63d0\u9ad8\u6027\u80fd\u3002\u7406\u89e3\u5f15\u7528\uff1a\u5f15\u7528\u662f\u53d8\u91cf\u7684\u6307\u9488\uff0c\u800c\u4e0d\u662f\u503c\u672c\u8eab\u3002\u4f20\u9012\u5f15\u7528\uff1a\u5728\u51fd\u6570\u53c2\u6570\u524d\u6dfb\u52a0 ampersand (&) \u4ee5\u4f20\u9012\u5f15\u7528\u3002\u5b9e\u6218\u6848\u4f8b\uff1a\u4ea4\u6362\u6570\u5b57\u793a\u4f8b\u5c55\u793a\u4e86\u4f20\u9012\u5f15\u7528\u5982\u4f55\u4fee\u6539\u51fd\u6570\u8c03\u7528\u4e2d\u7684\u539f\u59cb\u53d8\u91cf\u503c\u3002\u4f7f\u7528\u6ce8\u610f\u4e8b\u9879\uff1a\u59cb\u7ec8\u660e\u786e\u4f20\u9012\u5f15\u7528\uff0c\u907f\u514d\u610f\u5916\u4fee\u6539\uff1b\u8c28\u614e\u4f7f\u7528\u5f15\u7528\uff0c\u56e0\u4e3a\u4e0d\u5f53\u5904\u7406\u53ef\u80fd\u4f1a\u5bfc\u81f4\u9519\u8bef\u3002 PHP \u51fd\u6570\u4e2d\u4f7f\u7528\u5f15\u7528\uff1a\u638c\u63e1\u5f15\u7528\u7684\u827a\u672f \u5f15\u8a00 \u5728 PHP \u51fd\u6570\u4e2d\u4f7f\u7528\u5f15\u7528\u662f\u4e00\u79cd\u5f3a\u5927\u7684\u6280\u672f\uff0c\u5b83\u5141\u8bb8\u51fd\u6570\u76f4\u63a5\u4fee\u6539\u8c03\u7528\u5b83\u7684\u53d8\u91cf\u3002\u901a\u8fc7\u6d88\u9664\u503c\u590d\u5236\u7684\u5f00\u9500\uff0c\u4f20\u9012\u5f15\u7528\u53ef\u4ee5\u663e\u7740\u63d0\u9ad8\u6027\u80fd\u3002\u5728\u8fd9\u4e2a\u6559\u7a0b\u4e2d\uff0c\u6211\u4eec\u5c06\u6df1\u5165\u63a2\u8ba8 PHP \u4e2d\u5f15\u7528\u7684\u5de5\u4f5c\u539f\u7406\uff0c\u5e76\u901a\u8fc7\u5b9e\u9645\u793a\u4f8b\u8bf4\u660e\u5982\u4f55\u6709\u6548\u5730\u4f7f\u7528\u5b83\u4eec\u3002 \u7406\u89e3\u5f15\u7528 \u5f15\u7528\u662f\u6307\u5411\u53e6\u4e00\u4e2a\u53d8\u91cf\u7684\u6307\u9488\u3002\u4e0e\u503c\u4f20\u9012\u4e0d\u540c\uff0c\u5f15\u7528\u4f20\u9012\u53d8\u91cf\u672c\u8eab\u7684\u5730\u5740\u3002\u8fd9\u610f\u5473\u7740\u51fd\u6570\u4e2d\u7684\u4efb\u4f55\u4fee\u6539\u90fd\u5c06\u53cd\u6620\u5728\u8c03\u7528\u53d8\u91cf\u4e0a\uff0c\u53cd\u4e4b\u4ea6\u7136\u3002 \u8981\u521b\u5efa\u5f15\u7528\uff0c\u8bf7\u5728\u53d8\u91cf\u540d\u524d\u52a0\u4e0a\u4e00\u4e2a ampersand (&) \u7b26\u53f7\u3002\u4f8b\u5982\uff1a function incrementByReference(& $number) { $number++; } \u51fd\u6570\u4e2d\u7684\u5f15\u7528 \u5728\u51fd\u6570\u4e2d\u4f7f\u7528\u5f15\u7528\u975e\u5e38\u7b80\u5355\u3002\u53ea\u9700\u5728\u51fd\u6570\u53c2\u6570\u524d\u653e\u7f6e\u4e00\u4e2a ampersand \u7b26\u53f7\u5373\u53ef\u3002\u4f8b\u5982\uff1a function swapNumbersByReference (& $a, & $b) { $temp = $a; $a = $b; $b = $temp; } \u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0cswapNumbersByReference \u51fd\u6570\u5c06\u4fee\u6539\u5176\u53c2\u6570\u7684\u539f\u59cb\u503c\u3002 \u5b9e\u6218\u6848\u4f8b \u8ba9\u6211\u4eec\u8003\u8651\u4e00\u4e2a\u6848\u4f8b\uff0c\u5176\u4e2d\u6211\u4eec\u9700\u8981\u5728\u51fd\u6570\u4e2d\u4ea4\u6362\u4e24\u4e2a\u6570\u5b57\u3002 \u4f20\u9012\u503c\u4f5c\u4e3a\u53c2\u6570 function […]<\/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-47583","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/47583","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=47583"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/47583\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=47583"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=47583"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=47583"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}