{"id":47663,"date":"2024-12-02T12:28:55","date_gmt":"2024-12-02T04:28:55","guid":{"rendered":"https:\/\/fwq.ai\/blog\/47663\/"},"modified":"2024-12-02T12:28:55","modified_gmt":"2024-12-02T04:28:55","slug":"php-%e5%87%bd%e6%95%b0%e4%b8%ad%e5%bc%95%e7%94%a8%e5%8f%98%e9%87%8f%e7%9a%84%e7%b1%bb%e5%9e%8b%e6%8f%90%e7%a4%ba","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/47663\/","title":{"rendered":"PHP \u51fd\u6570\u4e2d\u5f15\u7528\u53d8\u91cf\u7684\u7c7b\u578b\u63d0\u793a"},"content":{"rendered":"

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

PHP \u51fd\u6570\u4e2d\u5f15\u7528\u53d8\u91cf\u7684\u7c7b\u578b\u63d0\u793a<\/h1>\n

\u5404\u4f4d\u5c0f\u4f19\u4f34\u4eec\uff0c\u5927\u5bb6\u597d\u5440\uff01\u770b\u770b\u4eca\u5929\u6211\u53c8\u7ed9\u5404\u4f4d\u5e26\u6765\u4e86\u4ec0\u4e48\u6587\u7ae0\uff1f\u672c\u6587\u6807\u9898\u662f<\/span>\u300aPHP \u51fd\u6570\u4e2d\u5f15\u7528\u53d8\u91cf\u7684\u7c7b\u578b\u63d0\u793a\u300b<\/span>\uff0c\u5f88\u660e\u663e\u662f\u5173\u4e8e\u6587\u7ae0<\/span>\u7684\u6587\u7ae0\u54c8\u54c8\u54c8\uff0c\u5176\u4e2d\u5185\u5bb9\u4e3b\u8981\u4f1a\u6d89\u53ca\u5230<\/span>\u7b49\u7b49\uff0c\u5982\u679c\u80fd\u5e2e\u5230\u4f60\uff0c\u89c9\u5f97\u5f88\u4e0d\u9519\u7684\u8bdd\uff0c\u6b22\u8fce\u5404\u4f4d\u591a\u591a\u70b9\u8bc4\u548c\u5206\u4eab\uff01<\/span><\/p>\n

PHP \u51fd\u6570\u4e2d\u7684\u5f15\u7528\u53d8\u91cf\u7c7b\u578b\u63d0\u793a\u53ef\u7528\u4e8e\u6307\u5b9a\u53c2\u6570\u4f5c\u4e3a\u5f15\u7528\u4f20\u9012\uff0c\u4ece\u800c\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u53d8\u91cf\u590d\u5236\u5e76\u63d0\u9ad8\u6027\u80fd\u3002\u5728\u7c7b\u578b\u58f0\u660e\u540e\u6dfb\u52a0 & \u7b26\u53f7\u5373\u53ef\u6307\u5b9a\u5f15\u7528\u53d8\u91cf\uff0c\u4f8b\u5982\uff1afunction modify_by_reference(int &$number)\u3002\u4f7f\u7528\u5f15\u7528\u53d8\u91cf\u65f6\uff0c\u9700\u8981\u6ce8\u610f\u4ec5\u5f53\u51fd\u6570\u9700\u8981\u4fee\u6539\u53d8\u91cf\u65f6\u624d\u4f7f\u7528\u5f15\u7528\u53d8\u91cf\uff1b\u5f15\u7528\u53d8\u91cf\u7c7b\u578b\u63d0\u793a\u4ec5\u9002\u7528\u4e8e\u65b9\u6cd5\u53c2\u6570\u548c\u8fd4\u56de\u503c\uff1b\u4e0d\u8981\u5bf9\u51fd\u6570\u5916\u90e8\u5b9a\u4e49\u7684\u53d8\u91cf\u4f7f\u7528\u5f15\u7528\u53d8\u91cf\u7c7b\u578b\u63d0\u793a\u3002\u901a\u8fc7\u6b63\u786e\u4f7f\u7528\u5f15\u7528\u53d8\u91cf\u7c7b\u578b\u63d0\u793a\uff0c\u53ef\u4ee5\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u3001\u6027\u80fd\u548c\u53ef\u9760\u6027\u3002<\/p>\n

\"PHP<\/p>\n

PHP \u51fd\u6570\u4e2d\u5f15\u7528\u53d8\u91cf\u7684\u7c7b\u578b\u63d0\u793a<\/strong><\/p>\n

\u4ecb\u7ecd<\/strong><\/p>\n

\u7c7b\u578b\u63d0\u793a\u662f\u4e00\u79cd\u5b89\u5168\u3001\u660e\u786e\u7684\u65b9\u5f0f\u6765\u6307\u5b9a\u51fd\u6570\u53c2\u6570\u548c\u8fd4\u56de\u503c\u7c7b\u578b\u3002\u5b83\u6709\u52a9\u4e8e\u5728\u8fd0\u884c\u65f6\u6355\u6349\u7c7b\u578b\u9519\u8bef\uff0c\u5e76\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u3002<\/p>\n

\u4f7f\u7528\u5f15\u7528\u53d8\u91cf\u65f6\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u7c7b\u578b\u63d0\u793a\u6765\u6307\u5b9a\u4f1a\u88ab\u4fee\u6539\u7684\u53c2\u6570\u3002\u8fd9\u5bf9\u4e8e\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u53d8\u91cf\u590d\u5236\uff0c\u4ece\u800c\u63d0\u9ad8\u6027\u80fd\u975e\u5e38\u91cd\u8981\u3002<\/p>\n

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

\u8981\u6307\u5b9a\u51fd\u6570\u53c2\u6570\u7684\u5f15\u7528\uff0c\u8bf7\u5728\u7c7b\u578b\u58f0\u660e\u540e\u6dfb\u52a0 &<\/code> \u7b26\u53f7\uff1a<\/p>\n

function modify_by_reference(int &$number) {\n  $number++;\n}<\/pre>\n
\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c$number<\/code> \u5c06\u4f5c\u4e3a\u5f15\u7528\u4f20\u9012\uff0c\u4efb\u4f55\u5bf9\u5176\u503c\u7684\u4fee\u6539\u90fd\u5c06\u5728\u8c03\u7528\u51fd\u6570\u540e\u53cd\u6620\u5728\u8c03\u7528\u8005\u7684\u53d8\u91cf\u4e2d\u3002<\/p>\n
\u5b9e\u6218\u6848\u4f8b<\/strong><\/p>\n
\u8003\u8651\u4ee5\u4e0b\u4f7f\u7528\u5f15\u7528\u53d8\u91cf\u5c06\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\u52a0\u500d\u7684\u51fd\u6570\uff1a<\/p>\n
function double_array_elements(array &$array) {\n  foreach ($array as &$element) {\n    $element *= 2;\n  }\n}<\/pre>\n
\u5728\u672c\u4f8b\u4e2d\uff0c$array<\/code> \u4f5c\u4e3a\u5f15\u7528\u4f20\u9012\uff0c\u5141\u8bb8\u5bf9\u539f\u59cb\u6570\u7ec4\u8fdb\u884c\u4fee\u6539\u3002<\/p>\n
\u4f7f\u7528<\/strong><\/p>\n
\u4f7f\u7528\u5f15\u7528\u53d8\u91cf\u7c7b\u578b\u63d0\u793a\u65f6\uff0c\u6709\u51e0\u70b9\u6ce8\u610f\u4e8b\u9879\uff1a<\/p>\n
    \n
  • \u53ea\u6709\u5f53\u51fd\u6570\u786e\u5b9e\u9700\u8981\u4fee\u6539\u53d8\u91cf\u65f6\u624d\u4f7f\u7528\u5f15\u7528\u53d8\u91cf\u3002<\/li>\n
  • \u5f15\u7528\u53d8\u91cf\u7c7b\u578b\u63d0\u793a\u53ea\u9002\u7528\u4e8e\u65b9\u6cd5\u53c2\u6570\u548c\u8fd4\u56de\u503c\uff0c\u4e0d\u9002\u7528\u4e8e\u5c40\u90e8\u53d8\u91cf\u3002<\/li>\n
  • \u8bf7\u52ff\u5bf9\u51fd\u6570\u5916\u90e8\u5b9a\u4e49\u7684\u53d8\u91cf\u4f7f\u7528\u5f15\u7528\u53d8\u91cf\u7c7b\u578b\u63d0\u793a\u3002<\/li>\n<\/ul>\n
    \u901a\u8fc7\u6b63\u786e\u4f7f\u7528\u5f15\u7528\u53d8\u91cf\u7c7b\u578b\u63d0\u793a\uff0c\u60a8\u53ef\u4ee5\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u3001\u6027\u80fd\u548c\u53ef\u9760\u6027\u3002<\/p>\n
    \u4ee5\u4e0a\u5c31\u662f\u300aPHP \u51fd\u6570\u4e2d\u5f15\u7528\u53d8\u91cf\u7684\u7c7b\u578b\u63d0\u793a\u300b\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u5173\u4e8ephp,\u53d8\u91cf\u7c7b\u578b\u63d0\u793a\u7684\u8d44\u6599\u8bf7\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
    PHP \u51fd\u6570\u4e2d\u5f15\u7528\u53d8\u91cf\u7684\u7c7b\u578b\u63d0\u793a \u5404\u4f4d\u5c0f\u4f19\u4f34\u4eec\uff0c\u5927\u5bb6\u597d\u5440\uff01\u770b\u770b\u4eca\u5929\u6211\u53c8\u7ed9\u5404\u4f4d\u5e26\u6765\u4e86\u4ec0\u4e48\u6587\u7ae0\uff1f\u672c\u6587\u6807\u9898\u662f\u300aPHP \u51fd\u6570\u4e2d\u5f15\u7528\u53d8\u91cf\u7684\u7c7b\u578b\u63d0\u793a\u300b\uff0c\u5f88\u660e\u663e\u662f\u5173\u4e8e\u6587\u7ae0\u7684\u6587\u7ae0\u54c8\u54c8\u54c8\uff0c\u5176\u4e2d\u5185\u5bb9\u4e3b\u8981\u4f1a\u6d89\u53ca\u5230\u7b49\u7b49\uff0c\u5982\u679c\u80fd\u5e2e\u5230\u4f60\uff0c\u89c9\u5f97\u5f88\u4e0d\u9519\u7684\u8bdd\uff0c\u6b22\u8fce\u5404\u4f4d\u591a\u591a\u70b9\u8bc4\u548c\u5206\u4eab\uff01 PHP \u51fd\u6570\u4e2d\u7684\u5f15\u7528\u53d8\u91cf\u7c7b\u578b\u63d0\u793a\u53ef\u7528\u4e8e\u6307\u5b9a\u53c2\u6570\u4f5c\u4e3a\u5f15\u7528\u4f20\u9012\uff0c\u4ece\u800c\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u53d8\u91cf\u590d\u5236\u5e76\u63d0\u9ad8\u6027\u80fd\u3002\u5728\u7c7b\u578b\u58f0\u660e\u540e\u6dfb\u52a0 & \u7b26\u53f7\u5373\u53ef\u6307\u5b9a\u5f15\u7528\u53d8\u91cf\uff0c\u4f8b\u5982\uff1afunction modify_by_reference(int &$number)\u3002\u4f7f\u7528\u5f15\u7528\u53d8\u91cf\u65f6\uff0c\u9700\u8981\u6ce8\u610f\u4ec5\u5f53\u51fd\u6570\u9700\u8981\u4fee\u6539\u53d8\u91cf\u65f6\u624d\u4f7f\u7528\u5f15\u7528\u53d8\u91cf\uff1b\u5f15\u7528\u53d8\u91cf\u7c7b\u578b\u63d0\u793a\u4ec5\u9002\u7528\u4e8e\u65b9\u6cd5\u53c2\u6570\u548c\u8fd4\u56de\u503c\uff1b\u4e0d\u8981\u5bf9\u51fd\u6570\u5916\u90e8\u5b9a\u4e49\u7684\u53d8\u91cf\u4f7f\u7528\u5f15\u7528\u53d8\u91cf\u7c7b\u578b\u63d0\u793a\u3002\u901a\u8fc7\u6b63\u786e\u4f7f\u7528\u5f15\u7528\u53d8\u91cf\u7c7b\u578b\u63d0\u793a\uff0c\u53ef\u4ee5\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u3001\u6027\u80fd\u548c\u53ef\u9760\u6027\u3002 PHP \u51fd\u6570\u4e2d\u5f15\u7528\u53d8\u91cf\u7684\u7c7b\u578b\u63d0\u793a \u4ecb\u7ecd \u7c7b\u578b\u63d0\u793a\u662f\u4e00\u79cd\u5b89\u5168\u3001\u660e\u786e\u7684\u65b9\u5f0f\u6765\u6307\u5b9a\u51fd\u6570\u53c2\u6570\u548c\u8fd4\u56de\u503c\u7c7b\u578b\u3002\u5b83\u6709\u52a9\u4e8e\u5728\u8fd0\u884c\u65f6\u6355\u6349\u7c7b\u578b\u9519\u8bef\uff0c\u5e76\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u3002 \u4f7f\u7528\u5f15\u7528\u53d8\u91cf\u65f6\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u7c7b\u578b\u63d0\u793a\u6765\u6307\u5b9a\u4f1a\u88ab\u4fee\u6539\u7684\u53c2\u6570\u3002\u8fd9\u5bf9\u4e8e\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u53d8\u91cf\u590d\u5236\uff0c\u4ece\u800c\u63d0\u9ad8\u6027\u80fd\u975e\u5e38\u91cd\u8981\u3002 \u8bed\u6cd5 \u8981\u6307\u5b9a\u51fd\u6570\u53c2\u6570\u7684\u5f15\u7528\uff0c\u8bf7\u5728\u7c7b\u578b\u58f0\u660e\u540e\u6dfb\u52a0 & \u7b26\u53f7\uff1a function modify_by_reference(int &$number) { $number++; } \u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c$number \u5c06\u4f5c\u4e3a\u5f15\u7528\u4f20\u9012\uff0c\u4efb\u4f55\u5bf9\u5176\u503c\u7684\u4fee\u6539\u90fd\u5c06\u5728\u8c03\u7528\u51fd\u6570\u540e\u53cd\u6620\u5728\u8c03\u7528\u8005\u7684\u53d8\u91cf\u4e2d\u3002 \u5b9e\u6218\u6848\u4f8b \u8003\u8651\u4ee5\u4e0b\u4f7f\u7528\u5f15\u7528\u53d8\u91cf\u5c06\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\u52a0\u500d\u7684\u51fd\u6570\uff1a function double_array_elements(array &$array) { foreach ($array as &$element) { $element *= 2; } } \u5728\u672c\u4f8b\u4e2d\uff0c$array \u4f5c\u4e3a\u5f15\u7528\u4f20\u9012\uff0c\u5141\u8bb8\u5bf9\u539f\u59cb\u6570\u7ec4\u8fdb\u884c\u4fee\u6539\u3002 \u4f7f\u7528 \u4f7f\u7528\u5f15\u7528\u53d8\u91cf\u7c7b\u578b\u63d0\u793a\u65f6\uff0c\u6709\u51e0\u70b9\u6ce8\u610f\u4e8b\u9879\uff1a \u53ea\u6709\u5f53\u51fd\u6570\u786e\u5b9e\u9700\u8981\u4fee\u6539\u53d8\u91cf\u65f6\u624d\u4f7f\u7528\u5f15\u7528\u53d8\u91cf\u3002 \u5f15\u7528\u53d8\u91cf\u7c7b\u578b\u63d0\u793a\u53ea\u9002\u7528\u4e8e\u65b9\u6cd5\u53c2\u6570\u548c\u8fd4\u56de\u503c\uff0c\u4e0d\u9002\u7528\u4e8e\u5c40\u90e8\u53d8\u91cf\u3002 \u8bf7\u52ff\u5bf9\u51fd\u6570\u5916\u90e8\u5b9a\u4e49\u7684\u53d8\u91cf\u4f7f\u7528\u5f15\u7528\u53d8\u91cf\u7c7b\u578b\u63d0\u793a\u3002 \u901a\u8fc7\u6b63\u786e\u4f7f\u7528\u5f15\u7528\u53d8\u91cf\u7c7b\u578b\u63d0\u793a\uff0c\u60a8\u53ef\u4ee5\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u3001\u6027\u80fd\u548c\u53ef\u9760\u6027\u3002 \u4ee5\u4e0a\u5c31\u662f\u300aPHP \u51fd\u6570\u4e2d\u5f15\u7528\u53d8\u91cf\u7684\u7c7b\u578b\u63d0\u793a\u300b\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u5173\u4e8ephp,\u53d8\u91cf\u7c7b\u578b\u63d0\u793a\u7684\u8d44\u6599\u8bf7\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\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-47663","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/47663","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=47663"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/47663\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=47663"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=47663"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=47663"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}