{"id":47623,"date":"2024-12-02T12:19:25","date_gmt":"2024-12-02T04:19:25","guid":{"rendered":"https:\/\/fwq.ai\/blog\/47623\/"},"modified":"2024-12-02T12:19:25","modified_gmt":"2024-12-02T04:19:25","slug":"php%e5%87%bd%e6%95%b0%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8%e9%97%ad%e5%8c%85%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/47623\/","title":{"rendered":"PHP\u51fd\u6570\u5982\u4f55\u4f7f\u7528\u95ed\u5305\uff1f"},"content":{"rendered":"

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

PHP\u51fd\u6570\u5982\u4f55\u4f7f\u7528\u95ed\u5305\uff1f<\/h1>\n

\u5728IT\u884c\u4e1a\u8fd9\u4e2a\u53d1\u5c55\u66f4\u65b0\u901f\u5ea6\u5f88\u5feb\u7684\u884c\u4e1a\uff0c\u53ea\u6709\u4e0d\u505c\u6b62\u7684\u5b66\u4e60\uff0c\u624d\u4e0d\u4f1a\u88ab\u884c\u4e1a\u6240\u6dd8\u6c70\u3002\u5982\u679c\u4f60\u662f\u6587\u7ae0\u5b66\u4e60\u8005\uff0c\u90a3\u4e48\u672c\u6587\u300aPHP\u51fd\u6570\u5982\u4f55\u4f7f\u7528\u95ed\u5305\uff1f\u300b\u5c31\u5f88\u9002\u5408\u4f60\uff01\u672c\u7bc7\u5185\u5bb9\u4e3b\u8981\u5305\u62ec##content_title##\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u52a9\u529b\u5b9e\u6218\u5f00\u53d1\uff01<\/p>\n

PHP \u95ed\u5305\u53ef\u8bbf\u95ee\u58f0\u660e\u4f5c\u7528\u57df\u4e2d\u7684\u5916\u90e8\u53d8\u91cf\uff0c\u901a\u8fc7\u6355\u83b7\u5916\u90e8\u53d8\u91cf\u7684\u5f15\u7528\u5b9e\u73b0\u3002\u7528\u6cd5\uff1a1. \u4f7f\u7528 function \u5173\u952e\u5b57\u5b9a\u4e49\u95ed\u5305\uff0c\u5305\u542b\u53c2\u6570\u5217\u8868\u548c\u7528 use \u5b50\u53e5\u6307\u5b9a\u7684\u5916\u90e8\u53d8\u91cf\uff1b2. \u5c06\u95ed\u5305\u8d4b\u503c\u7ed9\u53d8\u91cf\u6216\u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\uff1b3. \u50cf\u666e\u901a\u51fd\u6570\u4e00\u6837\u8c03\u7528\u95ed\u5305\uff0c\u5373\u53ef\u8bbf\u95ee\u6355\u83b7\u7684\u5916\u90e8\u53d8\u91cf\u3002<\/p>\n

\"PHP\u51fd\u6570\u5982\u4f55\u4f7f\u7528\u95ed\u5305\uff1f\u63d2\u56fe\"<\/p>\n

\u5982\u4f55\u4f7f\u7528 PHP \u95ed\u5305<\/strong><\/p>\n

PHP \u95ed\u5305\u662f\u4e00\u7ec4\u7279\u6b8a\u7684\u51fd\u6570\uff0c\u53ef\u4ee5\u8bbf\u95ee\u5728\u5176\u58f0\u660e\u4f5c\u7528\u57df\u8303\u56f4\u5185\u7684\u5916\u90e8\u53d8\u91cf\u3002\u8fd9\u662f\u901a\u8fc7\u6355\u83b7\u5916\u90e8\u53d8\u91cf\u7684\u5f15\u7528\u5b9e\u73b0\u7684\u3002<\/p>\n

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

\u95ed\u5305\u7684\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n

$func = function (\u53c2\u6570\u5217\u8868) use (\u53d8\u91cf\u5217\u8868) {\n    \/\/ \u95ed\u5305\u4f53\n};<\/pre>\n
\u5176\u4e2d\uff1a<\/p>\n
    \n
  • function<\/code> \u5173\u952e\u5b57\u5b9a\u4e49\u95ed\u5305\u3002<\/li>\n
  • \u53c2\u6570\u5217\u8868<\/code> \u662f\u95ed\u5305\u63a5\u53d7\u7684\u53c2\u6570\u3002<\/li>\n
  • use<\/code> \u5b50\u53e5\u6307\u5b9a\u95ed\u5305\u8981\u6355\u83b7\u7684\u5916\u90e8\u53d8\u91cf\u3002<\/li>\n<\/ul>\n
    \u7528\u6cd5<\/strong><\/p>\n
    \u8981\u4f7f\u7528\u95ed\u5305\uff0c\u60a8\u53ef\u4ee5\u5c06\u5176\u8d4b\u503c\u7ed9\u4e00\u4e2a\u53d8\u91cf\u6216\u5c06\u5176\u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\u7ed9\u53e6\u4e00\u4e2a\u51fd\u6570\u3002\u95ed\u5305\u53ef\u4ee5\u50cf\u666e\u901a\u51fd\u6570\u4e00\u6837\u8c03\u7528\uff0c\u5e76\u4e14\u53ef\u4ee5\u8bbf\u95ee\u6355\u83b7\u7684\u5916\u90e8\u53d8\u91cf\u3002<\/p>\n
    \u5b9e\u6218\u6848\u4f8b<\/strong><\/p>\n
    \u8003\u8651\u8fd9\u6837\u4e00\u4e2a\u573a\u666f\uff1a\u60a8\u6709\u4e00\u4e2a\u51fd\u6570 increment()<\/code>\uff0c\u5b83\u5c06\u4e00\u4e2a\u6570\u5b57\u9012\u589e\u3002\u60a8\u60f3\u8981\u521b\u5efa\u4e00\u4e2a\u95ed\u5305\uff0c\u8be5\u95ed\u5305\u4f7f\u7528 increment()<\/code> \u51fd\u6570\u9012\u589e\u4e00\u4e2a\u5916\u90e8\u53d8\u91cf\u3002<\/p>\n
    $num = 10;\n\n\/\/ \u521b\u5efa\u4e00\u4e2a\u95ed\u5305\uff0c\u901a\u8fc7\u5f15\u7528\u6355\u83b7\u53d8\u91cf $num\n$incrementNum = function() use (&$num) {\n    $num++;\n};\n\n\/\/ \u8c03\u7528\u95ed\u5305\n$incrementNum();\n\n\/\/ \u8f93\u51fa\u9012\u589e\u540e\u7684\u503c\necho $num; \/\/ 11<\/pre>\n
    \u4f18\u70b9<\/strong><\/p>\n
    \u4f7f\u7528\u95ed\u5305\u7684\u4f18\u70b9\u5305\u62ec\uff1a<\/p>\n
      \n
    • \u5b83\u4eec\u53ef\u4ee5\u8bbf\u95ee\u5916\u90e8\u4f5c\u7528\u57df\u5185\u7684\u53d8\u91cf\uff0c\u4ece\u800c\u51cf\u5c11\u4e86\u5168\u5c40\u53d8\u91cf\u7684\u4f7f\u7528\u3002<\/li>\n
    • \u5b83\u4eec\u53ef\u4ee5\u521b\u5efa\u66f4\u7075\u6d3b\u3001\u66f4\u6a21\u5757\u5316\u7684\u4ee3\u7801\u3002<\/li>\n
    • \u5b83\u4eec\u53ef\u4ee5\u63d0\u9ad8\u6027\u80fd\uff0c\u56e0\u4e3a\u5b83\u4eec\u907f\u514d\u4e86\u67e5\u627e\u5916\u90e8\u53d8\u91cf\u7684\u5f00\u9500\u3002<\/li>\n<\/ul>\n
      \u4eca\u5929\u5173\u4e8e\u300aPHP\u51fd\u6570\u5982\u4f55\u4f7f\u7528\u95ed\u5305\uff1f\u300b\u7684\u5185\u5bb9\u5c31\u4ecb\u7ecd\u5230\u8fd9\u91cc\u4e86\uff0c\u662f\u4e0d\u662f\u5b66\u8d77\u6765\u4e00\u76ee\u4e86\u7136\uff01\u60f3\u8981\u4e86\u89e3\u66f4\u591a\u5173\u4e8e\u7684\u5185\u5bb9\u8bf7\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
      PHP\u51fd\u6570\u5982\u4f55\u4f7f\u7528\u95ed\u5305\uff1f \u5728IT\u884c\u4e1a\u8fd9\u4e2a\u53d1\u5c55\u66f4\u65b0\u901f\u5ea6\u5f88\u5feb\u7684\u884c\u4e1a\uff0c\u53ea\u6709\u4e0d\u505c\u6b62\u7684\u5b66\u4e60\uff0c\u624d\u4e0d\u4f1a\u88ab\u884c\u4e1a\u6240\u6dd8\u6c70\u3002\u5982\u679c\u4f60\u662f\u6587\u7ae0\u5b66\u4e60\u8005\uff0c\u90a3\u4e48\u672c\u6587\u300aPHP\u51fd\u6570\u5982\u4f55\u4f7f\u7528\u95ed\u5305\uff1f\u300b\u5c31\u5f88\u9002\u5408\u4f60\uff01\u672c\u7bc7\u5185\u5bb9\u4e3b\u8981\u5305\u62ec##content_title##\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u52a9\u529b\u5b9e\u6218\u5f00\u53d1\uff01 PHP \u95ed\u5305\u53ef\u8bbf\u95ee\u58f0\u660e\u4f5c\u7528\u57df\u4e2d\u7684\u5916\u90e8\u53d8\u91cf\uff0c\u901a\u8fc7\u6355\u83b7\u5916\u90e8\u53d8\u91cf\u7684\u5f15\u7528\u5b9e\u73b0\u3002\u7528\u6cd5\uff1a1. \u4f7f\u7528 function \u5173\u952e\u5b57\u5b9a\u4e49\u95ed\u5305\uff0c\u5305\u542b\u53c2\u6570\u5217\u8868\u548c\u7528 use \u5b50\u53e5\u6307\u5b9a\u7684\u5916\u90e8\u53d8\u91cf\uff1b2. \u5c06\u95ed\u5305\u8d4b\u503c\u7ed9\u53d8\u91cf\u6216\u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\uff1b3. \u50cf\u666e\u901a\u51fd\u6570\u4e00\u6837\u8c03\u7528\u95ed\u5305\uff0c\u5373\u53ef\u8bbf\u95ee\u6355\u83b7\u7684\u5916\u90e8\u53d8\u91cf\u3002 \u5982\u4f55\u4f7f\u7528 PHP \u95ed\u5305 PHP \u95ed\u5305\u662f\u4e00\u7ec4\u7279\u6b8a\u7684\u51fd\u6570\uff0c\u53ef\u4ee5\u8bbf\u95ee\u5728\u5176\u58f0\u660e\u4f5c\u7528\u57df\u8303\u56f4\u5185\u7684\u5916\u90e8\u53d8\u91cf\u3002\u8fd9\u662f\u901a\u8fc7\u6355\u83b7\u5916\u90e8\u53d8\u91cf\u7684\u5f15\u7528\u5b9e\u73b0\u7684\u3002 \u8bed\u6cd5 \u95ed\u5305\u7684\u8bed\u6cd5\u5982\u4e0b\uff1a $func = function (\u53c2\u6570\u5217\u8868) use (\u53d8\u91cf\u5217\u8868) { \/\/ \u95ed\u5305\u4f53 }; \u5176\u4e2d\uff1a function \u5173\u952e\u5b57\u5b9a\u4e49\u95ed\u5305\u3002 \u53c2\u6570\u5217\u8868 \u662f\u95ed\u5305\u63a5\u53d7\u7684\u53c2\u6570\u3002 use \u5b50\u53e5\u6307\u5b9a\u95ed\u5305\u8981\u6355\u83b7\u7684\u5916\u90e8\u53d8\u91cf\u3002 \u7528\u6cd5 \u8981\u4f7f\u7528\u95ed\u5305\uff0c\u60a8\u53ef\u4ee5\u5c06\u5176\u8d4b\u503c\u7ed9\u4e00\u4e2a\u53d8\u91cf\u6216\u5c06\u5176\u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\u7ed9\u53e6\u4e00\u4e2a\u51fd\u6570\u3002\u95ed\u5305\u53ef\u4ee5\u50cf\u666e\u901a\u51fd\u6570\u4e00\u6837\u8c03\u7528\uff0c\u5e76\u4e14\u53ef\u4ee5\u8bbf\u95ee\u6355\u83b7\u7684\u5916\u90e8\u53d8\u91cf\u3002 \u5b9e\u6218\u6848\u4f8b \u8003\u8651\u8fd9\u6837\u4e00\u4e2a\u573a\u666f\uff1a\u60a8\u6709\u4e00\u4e2a\u51fd\u6570 increment()\uff0c\u5b83\u5c06\u4e00\u4e2a\u6570\u5b57\u9012\u589e\u3002\u60a8\u60f3\u8981\u521b\u5efa\u4e00\u4e2a\u95ed\u5305\uff0c\u8be5\u95ed\u5305\u4f7f\u7528 increment() \u51fd\u6570\u9012\u589e\u4e00\u4e2a\u5916\u90e8\u53d8\u91cf\u3002 $num = 10; \/\/ \u521b\u5efa\u4e00\u4e2a\u95ed\u5305\uff0c\u901a\u8fc7\u5f15\u7528\u6355\u83b7\u53d8\u91cf $num $incrementNum = function() use (&$num) { $num++; […]<\/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-47623","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/47623","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=47623"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/47623\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=47623"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=47623"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=47623"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}