{"id":46993,"date":"2024-12-02T16:13:27","date_gmt":"2024-12-02T08:13:27","guid":{"rendered":"https:\/\/fwq.ai\/blog\/46993\/"},"modified":"2024-12-02T16:13:27","modified_gmt":"2024-12-02T08:13:27","slug":"php-%e8%87%aa%e5%ae%9a%e4%b9%89%e5%87%bd%e6%95%b0%e7%9a%84%e7%bc%96%e5%86%99%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/46993\/","title":{"rendered":"PHP \u81ea\u5b9a\u4e49\u51fd\u6570\u7684\u7f16\u5199\u65b9\u6cd5"},"content":{"rendered":"

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

PHP \u81ea\u5b9a\u4e49\u51fd\u6570\u7684\u7f16\u5199\u65b9\u6cd5<\/h1>\n

\u76ee\u524d\u7c73\u4e91\u4e0a\u5df2\u7ecf\u6709\u5f88\u591a\u5173\u4e8e\u6587\u7ae0<\/span>\u7684\u6587\u7ae0\u4e86\uff0c\u81ea\u5df1\u5728\u521d\u6b21\u9605\u8bfb\u8fd9\u4e9b\u6587\u7ae0\u4e2d\uff0c\u4e5f\u89c1\u8bc6\u5230\u4e86\u5f88\u591a\u5b66\u4e60\u601d\u8def\uff1b\u90a3\u4e48\u672c\u6587\u300aPHP \u81ea\u5b9a\u4e49\u51fd\u6570\u7684\u7f16\u5199\u65b9\u6cd5\u300b<\/span>\uff0c\u4e5f\u5e0c\u671b\u80fd\u5e2e\u52a9\u5230\u5927\u5bb6\uff0c\u5982\u679c\u9605\u8bfb\u5b8c\u540e\u771f\u7684\u5bf9\u4f60\u5b66\u4e60\u6587\u7ae0<\/span>\u6709\u5e2e\u52a9\uff0c\u6b22\u8fce\u52a8\u52a8\u624b\u6307\uff0c\u8bc4\u8bba\u7559\u8a00\u5e76\u5206\u4eab~<\/p>\n

\u81ea\u5b9a\u4e49\u51fd\u6570\u662f\u5c06\u4ee3\u7801\u5757\u7ec4\u5408\u4e3a\u547d\u540d\u5355\u5143\u4ee5\u65b9\u4fbf\u8c03\u7528\u7684\u65b9\u5f0f\uff0c\u9075\u5faa\u7684\u8bed\u6cd5\u662f function function_name(parameter1, parameter2, …) { … }\u3002\u6b65\u9aa4\u5305\u62ec\uff1a\u5b9a\u4e49\u51fd\u6570\u3001\u7f16\u5199\u51fd\u6570\u4f53\u3001\u8fd4\u56de\u7ed3\u679c\uff08\u53ef\u9009\uff09\uff0c\u8c03\u7528\u65b9\u6cd5\u662f\u4f7f\u7528\u51fd\u6570\u540d\u548c\u5b9e\u9645\u53c2\u6570\u3002<\/p>\n

\"PHP<\/p>\n

PHP \u81ea\u5b9a\u4e49\u51fd\u6570\u7684\u7f16\u5199\u65b9\u6cd5<\/strong><\/p>\n

\u81ea\u5b9a\u4e49\u51fd\u6570\u662f PHP \u4e2d\u7ec4\u7ec7\u548c\u91cd\u7528\u4ee3\u7801\u7684\u4e00\u79cd\u5f3a\u5927\u65b9\u5f0f\u3002\u5b83\u4eec\u5141\u8bb8\u60a8\u5c06\u4ee3\u7801\u5757\u7ec4\u5408\u6210\u4e00\u4e2a\u547d\u540d\u5355\u5143\uff0c\u4ee5\u4fbf\u60a8\u53ef\u4ee5\u8f7b\u677e\u5730\u591a\u6b21\u8c03\u7528\u5b83\u3002<\/p>\n

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

\u81ea\u5b9a\u4e49\u51fd\u6570\u7684\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n

function function_name(parameter1, parameter2, ...) {\n    \/\/ \u51fd\u6570\u4f53\n}<\/pre>\n
    \n
  • function_name<\/code>\uff1a\u51fd\u6570\u7684\u540d\u79f0\u3002<\/li>\n
  • parameter1<\/code>, parameter2<\/code>, …\uff1a\u51fd\u6570\u7684\u53c2\u6570\uff0c\u79f0\u4e3a\u5f62\u53c2\u3002<\/li>\n<\/ul>\n
    \u7f16\u5199\u6b65\u9aa4<\/strong><\/p>\n
      \n
    1. \u5b9a\u4e49\u51fd\u6570\uff1a<\/strong>\u4f7f\u7528 function<\/code> \u5173\u952e\u5b57\u58f0\u660e\u51fd\u6570\uff0c\u5e76\u6307\u5b9a\u51fd\u6570\u540d\u548c\u53c2\u6570\u3002<\/li>\n
    2. \u7f16\u5199\u51fd\u6570\u4f53\uff1a<\/strong>\u4f7f\u7528\u5927\u62ec\u53f7 {<\/code> \u548c }<\/code> \u62ec\u8d77\u6765\u7f16\u5199\u51fd\u6570\u7684\u6267\u884c\u4ee3\u7801\u3002<\/li>\n
    3. \u8fd4\u56de\u7ed3\u679c\uff08\u53ef\u9009\uff09\uff1a<\/strong>\u4f7f\u7528 return<\/code> \u8bed\u53e5\u8fd4\u56de\u51fd\u6570\u7684\u7ed3\u679c\u3002<\/li>\n
    4. \u8c03\u7528\u51fd\u6570\uff1a<\/strong>\u4f7f\u7528\u51fd\u6570\u540d\u548c\u5b9e\u9645\u53c2\u6570\uff08\u5b9e\u53c2\uff09\u8c03\u7528\u51fd\u6570\u3002<\/li>\n<\/ol>\n
      \u5b9e\u6218\u6848\u4f8b<\/strong><\/p>\n
      \u8003\u8651\u4ee5\u4e0b\u4f8b\u5b50\uff0c\u5b83\u8ba1\u7b97\u4e24\u4e2a\u6570\u7684\u5e73\u5747\u503c\uff1a<\/p>\n
      function average($num1, $num2) {\n    $avg = ($num1 + $num2) \/ 2;\n    return $avg;\n}\n\n$result = average(10, 20);\necho $result; \/\/ \u8f93\u51fa\uff1a15<\/pre>\n
      \u5728\u4e0a\u9762\u7684\u4f8b\u5b50\u4e2d\uff1a<\/p>\n
        \n
      • average<\/code> \u662f\u51fd\u6570\u540d\u3002<\/li>\n
      • $num1<\/code> \u548c $num2<\/code> \u662f\u5f62\u53c2\u3002<\/li>\n
      • \u51fd\u6570\u4f53\u6267\u884c\u6c42\u5e73\u5747\u503c\u7684\u64cd\u4f5c\u5e76\u4f7f\u7528 return<\/code> \u8bed\u53e5\u8fd4\u56de\u7ed3\u679c\u3002<\/li>\n
      • \u51fd\u6570\u88ab\u8c03\u7528\u5e76\u4f20\u5165\u5b9e\u53c2 10<\/code> \u548c 20<\/code>\u3002<\/li>\n
      • \u8ba1\u7b97\u51fa\u7684\u5e73\u5747\u503c\u5b58\u50a8\u5728 $result<\/code> \u53d8\u91cf\u4e2d\u5e76\u8f93\u51fa\u5230\u5c4f\u5e55\u3002<\/li>\n<\/ul>\n
        \u63d0\u793a<\/strong><\/p>\n
          \n
        • \u51fd\u6570\u540d\u5fc5\u987b\u662f\u552f\u4e00\u7684\uff0c\u5e76\u4e14\u53ea\u80fd\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002<\/li>\n
        • \u53c2\u6570\u662f\u53ef\u9009\u7684\uff0c\u5982\u679c\u51fd\u6570\u4e0d\u9700\u8981\u4efb\u4f55\u53c2\u6570\uff0c\u53ef\u4ee5\u7701\u7565\u5b83\u4eec\u3002<\/li>\n
        • \u51fd\u6570\u53ef\u4ee5\u5d4c\u5957\u8c03\u7528\u5176\u4ed6\u51fd\u6570\u3002<\/li>\n
        • \u4f7f\u7528\u6587\u6863\u6ce8\u91ca\u53ef\u4ee5\u8bb0\u5f55\u51fd\u6570\u7684\u7528\u9014\u548c\u53c2\u6570\u3002<\/li>\n<\/ul>\n
          \u6587\u4e2d\u5173\u4e8ephp,\u81ea\u5b9a\u4e49\u51fd\u6570\u7684\u77e5\u8bc6\u4ecb\u7ecd\uff0c\u5e0c\u671b\u5bf9\u4f60\u7684\u5b66\u4e60\u6709\u6240\u5e2e\u52a9\uff01\u82e5\u662f\u53d7\u76ca\u532a\u6d45\uff0c\u90a3\u5c31\u52a8\u52a8\u9f20\u6807\u6536\u85cf\u8fd9\u7bc7\u300aPHP \u81ea\u5b9a\u4e49\u51fd\u6570\u7684\u7f16\u5199\u65b9\u6cd5\u300b\u6587\u7ae0\u5427\uff0c\u4e5f\u53ef\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\u4e86\u89e3\u76f8\u5173\u6280\u672f\u6587\u7ae0\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
          PHP \u81ea\u5b9a\u4e49\u51fd\u6570\u7684\u7f16\u5199\u65b9\u6cd5 \u76ee\u524d\u7c73\u4e91\u4e0a\u5df2\u7ecf\u6709\u5f88\u591a\u5173\u4e8e\u6587\u7ae0\u7684\u6587\u7ae0\u4e86\uff0c\u81ea\u5df1\u5728\u521d\u6b21\u9605\u8bfb\u8fd9\u4e9b\u6587\u7ae0\u4e2d\uff0c\u4e5f\u89c1\u8bc6\u5230\u4e86\u5f88\u591a\u5b66\u4e60\u601d\u8def\uff1b\u90a3\u4e48\u672c\u6587\u300aPHP \u81ea\u5b9a\u4e49\u51fd\u6570\u7684\u7f16\u5199\u65b9\u6cd5\u300b\uff0c\u4e5f\u5e0c\u671b\u80fd\u5e2e\u52a9\u5230\u5927\u5bb6\uff0c\u5982\u679c\u9605\u8bfb\u5b8c\u540e\u771f\u7684\u5bf9\u4f60\u5b66\u4e60\u6587\u7ae0\u6709\u5e2e\u52a9\uff0c\u6b22\u8fce\u52a8\u52a8\u624b\u6307\uff0c\u8bc4\u8bba\u7559\u8a00\u5e76\u5206\u4eab~ \u81ea\u5b9a\u4e49\u51fd\u6570\u662f\u5c06\u4ee3\u7801\u5757\u7ec4\u5408\u4e3a\u547d\u540d\u5355\u5143\u4ee5\u65b9\u4fbf\u8c03\u7528\u7684\u65b9\u5f0f\uff0c\u9075\u5faa\u7684\u8bed\u6cd5\u662f function function_name(parameter1, parameter2, …) { … }\u3002\u6b65\u9aa4\u5305\u62ec\uff1a\u5b9a\u4e49\u51fd\u6570\u3001\u7f16\u5199\u51fd\u6570\u4f53\u3001\u8fd4\u56de\u7ed3\u679c\uff08\u53ef\u9009\uff09\uff0c\u8c03\u7528\u65b9\u6cd5\u662f\u4f7f\u7528\u51fd\u6570\u540d\u548c\u5b9e\u9645\u53c2\u6570\u3002 PHP \u81ea\u5b9a\u4e49\u51fd\u6570\u7684\u7f16\u5199\u65b9\u6cd5 \u81ea\u5b9a\u4e49\u51fd\u6570\u662f PHP \u4e2d\u7ec4\u7ec7\u548c\u91cd\u7528\u4ee3\u7801\u7684\u4e00\u79cd\u5f3a\u5927\u65b9\u5f0f\u3002\u5b83\u4eec\u5141\u8bb8\u60a8\u5c06\u4ee3\u7801\u5757\u7ec4\u5408\u6210\u4e00\u4e2a\u547d\u540d\u5355\u5143\uff0c\u4ee5\u4fbf\u60a8\u53ef\u4ee5\u8f7b\u677e\u5730\u591a\u6b21\u8c03\u7528\u5b83\u3002 \u8bed\u6cd5 \u81ea\u5b9a\u4e49\u51fd\u6570\u7684\u8bed\u6cd5\u5982\u4e0b\uff1a function function_name(parameter1, parameter2, …) { \/\/ \u51fd\u6570\u4f53 } function_name\uff1a\u51fd\u6570\u7684\u540d\u79f0\u3002 parameter1, parameter2, …\uff1a\u51fd\u6570\u7684\u53c2\u6570\uff0c\u79f0\u4e3a\u5f62\u53c2\u3002 \u7f16\u5199\u6b65\u9aa4 \u5b9a\u4e49\u51fd\u6570\uff1a\u4f7f\u7528 function \u5173\u952e\u5b57\u58f0\u660e\u51fd\u6570\uff0c\u5e76\u6307\u5b9a\u51fd\u6570\u540d\u548c\u53c2\u6570\u3002 \u7f16\u5199\u51fd\u6570\u4f53\uff1a\u4f7f\u7528\u5927\u62ec\u53f7 { \u548c } \u62ec\u8d77\u6765\u7f16\u5199\u51fd\u6570\u7684\u6267\u884c\u4ee3\u7801\u3002 \u8fd4\u56de\u7ed3\u679c\uff08\u53ef\u9009\uff09\uff1a\u4f7f\u7528 return \u8bed\u53e5\u8fd4\u56de\u51fd\u6570\u7684\u7ed3\u679c\u3002 \u8c03\u7528\u51fd\u6570\uff1a\u4f7f\u7528\u51fd\u6570\u540d\u548c\u5b9e\u9645\u53c2\u6570\uff08\u5b9e\u53c2\uff09\u8c03\u7528\u51fd\u6570\u3002 \u5b9e\u6218\u6848\u4f8b \u8003\u8651\u4ee5\u4e0b\u4f8b\u5b50\uff0c\u5b83\u8ba1\u7b97\u4e24\u4e2a\u6570\u7684\u5e73\u5747\u503c\uff1a function average($num1, $num2) { $avg = ($num1 + $num2) […]<\/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-46993","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/46993","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=46993"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/46993\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=46993"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=46993"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=46993"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}