{"id":48390,"date":"2024-12-02T17:47:45","date_gmt":"2024-12-02T09:47:45","guid":{"rendered":"https:\/\/fwq.ai\/blog\/48390\/"},"modified":"2024-12-02T17:47:45","modified_gmt":"2024-12-02T09:47:45","slug":"%e5%8f%af%e5%8f%98%e5%8f%82%e6%95%b0%e5%9c%a8-php-%e4%b8%ad%e5%ae%9e%e7%8e%b0%e5%8f%af%e5%8f%98%e9%95%bf%e5%ba%a6%e5%87%bd%e6%95%b0%e6%95%b0%e7%bb%84%e7%9a%84%e5%8f%af%e8%83%bd%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/48390\/","title":{"rendered":"\u53ef\u53d8\u53c2\u6570\u5728 PHP \u4e2d\u5b9e\u73b0\u53ef\u53d8\u957f\u5ea6\u51fd\u6570\u6570\u7ec4\u7684\u53ef\u80fd\u65b9\u6cd5"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>\u53ef\u53d8\u53c2\u6570\u5728 PHP \u4e2d\u5b9e\u73b0\u53ef\u53d8\u957f\u5ea6\u51fd\u6570\u6570\u7ec4\u7684\u53ef\u80fd\u65b9\u6cd5<\/h1>\n<p>\u4eca\u5929\u7c73\u4e91\u7ed9\u5927\u5bb6\u5e26\u6765\u4e86<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300a\u53ef\u53d8\u53c2\u6570\u5728 PHP \u4e2d\u5b9e\u73b0\u53ef\u53d8\u957f\u5ea6\u51fd\u6570\u6570\u7ec4\u7684\u53ef\u80fd\u65b9\u6cd5\u300b<\/span>\uff0c\u5176\u4e2d\u6d89\u53ca\u5230\u7684\u77e5\u8bc6\u70b9\u5305\u62ec<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\uff0c\u65e0\u8bba\u4f60\u662f\u5c0f\u767d\u8fd8\u662f\u8001\u624b\uff0c\u90fd\u9002\u5408\u770b\u4e00\u770b\u54e6~\u6709\u597d\u7684\u5efa\u8bae\u4e5f\u6b22\u8fce\u5927\u5bb6\u5728\u8bc4\u8bba\u7559\u8a00\uff0c\u82e5\u662f\u770b\u5b8c\u6709\u6240\u6536\u83b7\uff0c\u4e5f\u5e0c\u671b\u5927\u5bb6\u80fd\u591a\u591a\u70b9\u8d5e\u652f\u6301\u5440\uff01\u4e00\u8d77\u52a0\u6cb9\u5b66\u4e60~<\/p>\n<p>PHP\u4e2d\u7684\u53ef\u53d8\u53c2\u6570\u529f\u80fd\u5141\u8bb8\u51fd\u6570\u63a5\u6536\u4efb\u610f\u6570\u91cf\u7684\u53c2\u6570\uff0c\u53ef\u901a\u8fc7func_get_args()\u83b7\u53d6\u6240\u6709\u53c2\u6570\u6570\u7ec4\uff0c\u6216\u4f7f\u7528func_num_args()\u548cfunc_get_arg()\u83b7\u53d6\u53c2\u6570\u6570\u91cf\u548c\u6307\u5b9a\u7d22\u5f15\u7684\u53c2\u6570\u3002\u5b9e\u6218\u6848\u4f8b\u4e2d\uff0cprintFruits\u51fd\u6570\u6f14\u793a\u4e86\u5982\u4f55\u4f7f\u7528\u53ef\u53d8\u53c2\u6570\u6253\u5370\u4e0d\u540c\u6570\u91cf\u7684\u6c34\u679c\u540d\u79f0\u3002\u53ef\u53d8\u53c2\u6570\u63d0\u4f9b\u4e86\u5904\u7406\u53ef\u53d8\u957f\u5ea6\u8f93\u5165\u7684\u7075\u6d3b\u6027\uff0c\u4f7f\u5176\u6210\u4e3a\u8bb8\u591a\u573a\u666f\u7684\u5b9d\u8d35\u5de5\u5177\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241027\/1730022687671e0d1f8a8ab.jpg\" class=\"aligncenter\" title=\"\u53ef\u53d8\u53c2\u6570\u5728 PHP \u4e2d\u5b9e\u73b0\u53ef\u53d8\u957f\u5ea6\u51fd\u6570\u6570\u7ec4\u7684\u53ef\u80fd\u65b9\u6cd5\u63d2\u56fe\" alt=\"\u53ef\u53d8\u53c2\u6570\u5728 PHP \u4e2d\u5b9e\u73b0\u53ef\u53d8\u957f\u5ea6\u51fd\u6570\u6570\u7ec4\u7684\u53ef\u80fd\u65b9\u6cd5\u63d2\u56fe\" \/><\/p>\n<p><strong>\u53ef\u53d8\u53c2\u6570\uff1a\u5728 PHP \u4e2d\u5b9e\u73b0\u53ef\u53d8\u957f\u5ea6\u51fd\u6570\u6570\u7ec4\u7684\u65b9\u6cd5<\/strong><\/p>\n<p><strong>\u7b80\u4ecb<\/strong><\/p>\n<p>PHP \u4e2d\u7684\u53ef\u53d8\u53c2\u6570\u529f\u80fd\u5141\u8bb8\u6211\u4eec\u5728\u51fd\u6570\u4e2d\u4f20\u9012\u4efb\u610f\u6570\u91cf\u7684\u53c2\u6570\u3002\u8fd9\u5728\u9700\u8981\u5904\u7406\u4f20\u5165\u6570\u7ec4\u6216\u53c2\u6570\u5217\u8868\u65f6\u975e\u5e38\u6709\u7528\u3002<\/p>\n<p><strong>\u65b9\u6cd5 1\uff1afunc_get_args()<\/strong><\/p>\n<p><code>func_get_args()<\/code> \u51fd\u6570\u8fd4\u56de\u4e00\u4e2a\u5305\u542b\u5df2\u4f20\u9012\u5230\u51fd\u6570\u7684\u6240\u6709\u53c2\u6570\u7684\u6570\u7ec4\u3002<\/p>\n<pre>function sumAll(...$numbers) {\n  $sum = 0;\n  foreach ($numbers as $number) {\n    $sum += $number;\n  }\n  return $sum;\n}<\/pre>\n<p><strong>\u65b9\u6cd5 2\uff1afunc_num_args() \u548c func_get_arg()<\/strong><\/p>\n<p><code>func_num_args()<\/code> \u51fd\u6570\u8fd4\u56de\u4f20\u9012\u5230\u51fd\u6570\u7684\u53c2\u6570\u6570\u91cf\u3002<code>func_get_arg()<\/code> \u51fd\u6570\u7528\u4e8e\u83b7\u53d6\u7279\u5b9a\u7d22\u5f15\u7684\u53c2\u6570\u3002<\/p>\n<pre>function averageAll() {\n  $sum = 0;\n  $count = func_num_args();\n  for ($i = 0; $i &lt; $count; $i++) {\n    $number = func_get_arg($i);\n    $sum += $number;\n  }\n  return $sum \/ $count;\n}<\/pre>\n<p><strong>\u5b9e\u6218\u6848\u4f8b<\/strong><\/p>\n<p>\u5047\u8bbe\u6211\u4eec\u6709\u4e00\u4e2a\u51fd\u6570\uff0c\u9700\u8981\u5904\u7406\u4e0d\u540c\u6570\u91cf\u7684\u6c34\u679c\u540d\u79f0\uff1a<\/p>\n<pre>function printFruits(...$fruits) {\n  echo \"Fruits: \";\n  foreach ($fruits as $fruit) {\n    echo $fruit . \" \";\n  }\n  echo \"\\n\";\n}<\/pre>\n<p>\u6211\u4eec\u53ef\u4ee5\u8fd9\u6837\u8c03\u7528\u8fd9\u4e2a\u51fd\u6570\uff1a<\/p>\n<pre>printFruits(\"Apple\", \"Orange\", \"Banana\");\n\/\/ \u8f93\u51fa\uff1aFruits: Apple Orange Banana\n\nprintFruits(\"Mango\", \"Pineapple\");\n\/\/ \u8f93\u51fa\uff1aFruits: Mango Pineapple<\/pre>\n<p><strong>\u7ed3\u8bba<\/strong><\/p>\n<p>\u53ef\u53d8\u53c2\u6570\u5728 PHP \u4e2d\u63d0\u4f9b\u4e86\u5904\u7406\u53ef\u53d8\u957f\u5ea6\u6570\u7ec4\u548c\u53c2\u6570\u5217\u8868\u7684\u4fbf\u6377\u65b9\u5f0f\u3002\u901a\u8fc7\u4f7f\u7528 <code>func_get_args()<\/code>\u3001<code>func_num_args()<\/code> \u548c <code>func_get_arg()<\/code> \u51fd\u6570\uff0c\u6211\u4eec\u53ef\u4ee5\u7075\u6d3b\u5730\u8bbe\u8ba1\u6211\u4eec\u7684\u51fd\u6570\uff0c\u4ee5\u9002\u5e94\u5404\u79cd\u8f93\u5165\u3002<\/p>\n<p>\u672c\u7bc7\u5173\u4e8e\u300a\u53ef\u53d8\u53c2\u6570\u5728 PHP \u4e2d\u5b9e\u73b0\u53ef\u53d8\u957f\u5ea6\u51fd\u6570\u6570\u7ec4\u7684\u53ef\u80fd\u65b9\u6cd5\u300b\u7684\u4ecb\u7ecd\u5c31\u5230\u6b64\u7ed3\u675f\u5566\uff0c\u4f46\u662f\u5b66\u65e0\u6b62\u5883\uff0c\u60f3\u8981\u4e86\u89e3\u5b66\u4e60\u66f4\u591a\u5173\u4e8e\u6587\u7ae0\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u8bf7\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u53ef\u53d8\u53c2\u6570\u5728 PHP \u4e2d\u5b9e\u73b0\u53ef\u53d8\u957f\u5ea6\u51fd\u6570\u6570\u7ec4\u7684\u53ef\u80fd\u65b9\u6cd5 \u4eca\u5929\u7c73\u4e91\u7ed9\u5927\u5bb6\u5e26\u6765\u4e86\u300a\u53ef\u53d8\u53c2\u6570\u5728 PHP \u4e2d\u5b9e\u73b0\u53ef\u53d8\u957f\u5ea6\u51fd\u6570\u6570\u7ec4\u7684\u53ef\u80fd\u65b9\u6cd5\u300b\uff0c\u5176\u4e2d\u6d89\u53ca\u5230\u7684\u77e5\u8bc6\u70b9\u5305\u62ec\u7b49\u7b49\uff0c\u65e0\u8bba\u4f60\u662f\u5c0f\u767d\u8fd8\u662f\u8001\u624b\uff0c\u90fd\u9002\u5408\u770b\u4e00\u770b\u54e6~\u6709\u597d\u7684\u5efa\u8bae\u4e5f\u6b22\u8fce\u5927\u5bb6\u5728\u8bc4\u8bba\u7559\u8a00\uff0c\u82e5\u662f\u770b\u5b8c\u6709\u6240\u6536\u83b7\uff0c\u4e5f\u5e0c\u671b\u5927\u5bb6\u80fd\u591a\u591a\u70b9\u8d5e\u652f\u6301\u5440\uff01\u4e00\u8d77\u52a0\u6cb9\u5b66\u4e60~ PHP\u4e2d\u7684\u53ef\u53d8\u53c2\u6570\u529f\u80fd\u5141\u8bb8\u51fd\u6570\u63a5\u6536\u4efb\u610f\u6570\u91cf\u7684\u53c2\u6570\uff0c\u53ef\u901a\u8fc7func_get_args()\u83b7\u53d6\u6240\u6709\u53c2\u6570\u6570\u7ec4\uff0c\u6216\u4f7f\u7528func_num_args()\u548cfunc_get_arg()\u83b7\u53d6\u53c2\u6570\u6570\u91cf\u548c\u6307\u5b9a\u7d22\u5f15\u7684\u53c2\u6570\u3002\u5b9e\u6218\u6848\u4f8b\u4e2d\uff0cprintFruits\u51fd\u6570\u6f14\u793a\u4e86\u5982\u4f55\u4f7f\u7528\u53ef\u53d8\u53c2\u6570\u6253\u5370\u4e0d\u540c\u6570\u91cf\u7684\u6c34\u679c\u540d\u79f0\u3002\u53ef\u53d8\u53c2\u6570\u63d0\u4f9b\u4e86\u5904\u7406\u53ef\u53d8\u957f\u5ea6\u8f93\u5165\u7684\u7075\u6d3b\u6027\uff0c\u4f7f\u5176\u6210\u4e3a\u8bb8\u591a\u573a\u666f\u7684\u5b9d\u8d35\u5de5\u5177\u3002 \u53ef\u53d8\u53c2\u6570\uff1a\u5728 PHP \u4e2d\u5b9e\u73b0\u53ef\u53d8\u957f\u5ea6\u51fd\u6570\u6570\u7ec4\u7684\u65b9\u6cd5 \u7b80\u4ecb PHP \u4e2d\u7684\u53ef\u53d8\u53c2\u6570\u529f\u80fd\u5141\u8bb8\u6211\u4eec\u5728\u51fd\u6570\u4e2d\u4f20\u9012\u4efb\u610f\u6570\u91cf\u7684\u53c2\u6570\u3002\u8fd9\u5728\u9700\u8981\u5904\u7406\u4f20\u5165\u6570\u7ec4\u6216\u53c2\u6570\u5217\u8868\u65f6\u975e\u5e38\u6709\u7528\u3002 \u65b9\u6cd5 1\uff1afunc_get_args() func_get_args() \u51fd\u6570\u8fd4\u56de\u4e00\u4e2a\u5305\u542b\u5df2\u4f20\u9012\u5230\u51fd\u6570\u7684\u6240\u6709\u53c2\u6570\u7684\u6570\u7ec4\u3002 function sumAll(&#8230;$numbers) { $sum = 0; foreach ($numbers as $number) { $sum += $number; } return $sum; } \u65b9\u6cd5 2\uff1afunc_num_args() \u548c func_get_arg() func_num_args() \u51fd\u6570\u8fd4\u56de\u4f20\u9012\u5230\u51fd\u6570\u7684\u53c2\u6570\u6570\u91cf\u3002func_get_arg() \u51fd\u6570\u7528\u4e8e\u83b7\u53d6\u7279\u5b9a\u7d22\u5f15\u7684\u53c2\u6570\u3002 function averageAll() { $sum = 0; $count = func_num_args(); for ($i = 0; [&hellip;]<\/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-48390","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/48390","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=48390"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/48390\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=48390"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=48390"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=48390"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}