{"id":30420,"date":"2023-09-15T12:58:54","date_gmt":"2024-01-17T10:41:09","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e6%9c%89%e5%85%b3php%e5%bc%95%e7%94%a8%e7%9a%84%e9%97%ae%e9%a2%98\/"},"modified":"2025-08-12T19:06:14","modified_gmt":"2025-08-12T11:06:14","slug":"%e6%9c%89%e5%85%b3php%e5%bc%95%e7%94%a8%e7%9a%84%e9%97%ae%e9%a2%98","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e6%9c%89%e5%85%b3php%e5%bc%95%e7%94%a8%e7%9a%84%e9%97%ae%e9%a2%98\/","title":{"rendered":"\u6709\u5173PHP\u5f15\u7528\u7684\u95ee\u9898"},"content":{"rendered":"

\u53c2\u8003\uff1aPHP\u4e2d\u7684\u5f15\u7528\u4f20\u9012\u4e0d\u4ec5\u9650\u4e8e\u51fd\u6570\u53c2\u6570- cloned.log\u3002<\/p>\n

\u4ee5\u4e0b\u662f\u4e09\u4e2a\u91cd\u70b9\uff1a
\n– \u51fd\u6570\/\u65b9\u6cd5\u53c2\u6570\u7684\u4f20\u9012\u5f15\u7528
\n– \u8d4b\u503c\u7684\u5f15\u7528\u8d4b\u503c
\n– \u51fd\u6570\/\u65b9\u6cd5\u7684\u5f15\u7528\u8fd4\u56de<\/p>\n

\u5f15\u7528\u53c2\u6570\u4f20\u9012<\/h2>\n

\u5bf9\u6211\u6765\u8bf4\uff0c\u6211\u7ecf\u5e38\u5fd8\u8bb0\u8fd9\u4e00\u70b9\u3002\u4e0d\u7ba1\u662f\u4f5c\u4e3a\u4e34\u65f6\u53c2\u6570\u4f7f\u7528&\u8fd8\u662f\u4f5c\u4e3a\u5b9e\u9645\u53c2\u6570\u4f7f\u7528&\uff0c\u90fd\u611f\u89c9\u975e\u5e38\u590d\u6742\u3002<\/p>\n

$v<\/span> =<\/span> \"default\"<\/span>;<\/span>\r\nrewrite<\/span>(<\/span>$v<\/span>);<\/span>\r\nprint<\/span> $v<\/span>;<\/span>\r\n\r\nfunction<\/span> rewrite<\/span>(<\/span>&<\/span>$arg<\/span>)<\/span> {<\/span>\r\n    $arg<\/span> =<\/span> \"HelloWorld\"<\/span>;<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\u53ea\u9700\u8981\u4e00\u79cd\u9009\u62e9\uff0c\u7528\u4e2d\u6587\u5c06\u4ee5\u4e0b\u5185\u5bb9\u8fdb\u884c\u91ca\u4e49\uff1a
\n\u51fd\u6570\/\u65b9\u6cd5\u7684\u5f15\u7528\u8fd4\u56de<\/h2>\n
\u5728\u8fd9\u4e2a\u9886\u57df\uff0c\u52a8\u6001\u7f16\u7a0b\u7b49\u6280\u672f\u6084\u65e0\u58f0\u606f\u5730\u53d1\u6325\u4f5c\u7528\u3002<\/p>\n
$hoge<\/span> =<\/span> \"this is hoge\"<\/span>;<\/span>\r\n\r\nfunction<\/span> &<\/span>fuga<\/span>()<\/span> {<\/span>\r\n    return<\/span> $this<\/span>-><\/span>value<\/span>;<\/span>\r\n}<\/span>\r\n\r\n$fuga<\/span> =&<\/span> fuga<\/span>();<\/span>\r\n$fuga<\/span> =<\/span> \"this is fuga\"<\/span>;<\/span>\r\nvar_dump<\/span>(<\/span>$hoge<\/span>);<\/span>\/\/\"this is fuga\";<\/span>\r\n<\/code><\/pre>\n
\u51fd\u6570\u540d\u79f0\u548c\u8fd4\u56de\u503c\u83b7\u53d6\u90fd\u9700\u8981\u4f7f\u7528&\uff0c\u5728\u7c7b\u4e2d\u53ef\u53d8\u7684\u5c5e\u6027\u90e8\u5206\u6dfb\u52a0\u8bbf\u95ee\u5668\u7b49\u7b49\u8fd9\u6837\u7684\u60c5\u51b5\u975e\u5e38\u65b9\u4fbf\u3002<\/p>\n
\u6211\u8ba4\u4e3a\uff0c\u5f53\u63a5\u6536\u65f6\u5c06\u5176\u62f7\u8d1d\uff0c\u53bb\u6389\u5f15\u7528\u53ef\u80fd\u4f1a\u5f88\u65b9\u4fbf\u3002<\/p>\n
\u4ee5\u53c2\u7167\u4e3a\u57fa\u51c6<\/h2>\n
\u6700\u540e\uff0c\u53ef\u4ee5\u901a\u8fc7\u8d4b\u503c\u6765\u4f20\u9012\u5f15\u7528\u3002\u4f46\u662f\uff0c\u6211\u8ba4\u4e3a\u4e0d\u592a\u5e38\u7528\u3002<\/p>\n
$hoge<\/span> =<\/span> \"this is hoge\"<\/span>;<\/span>\r\n$fuga<\/span> =&<\/span> $hoge<\/span>;<\/span>\r\n$fuga<\/span> =<\/span> \"this is fuga\"<\/span>;<\/span>\r\nvar_dump<\/span>(<\/span>$fuga<\/span>);<\/span>\r\n<\/code><\/pre>\n
\u987a\u4fbf\u8bf4\u4e00\u53e5\uff0cforeach\u4e4b\u7c7b\u7684\u4e5f\u53ef\u4ee5\u901a\u8fc7\u5f15\u7528\u63a5\u6536\u3002\u5f53\u9700\u8981\u4fee\u6539\u4f20\u9012\u7684\u503c\u65f6\uff0c\u50cf$arr[$key]\u8fd9\u6837\u7684\u64cd\u4f5c\u53ef\u80fd\u4f1a\u5f88\u9891\u7e41\uff0c\u4f46\u662f\u8fd9\u6837$value\u7684\u4e00\u4fa7\u4f1a\u53d8\u5f97\u6709\u70b9\u98d8\u5ffd\u3002\u5149\u4e3a\u4e86\u8fd9\u4e2a\u800c\u4e13\u95e8\u4f7f\u7528array_keys\u4e4b\u7c7b\u7684\u65b9\u6cd5\u4e5f\u6709\u70b9\u9ebb\u70e6\u3002<\/p>\n
foreach<\/span>(<\/span>$arr<\/span> as<\/span> $key<\/span>=>&<\/span>$value<\/span>)<\/span>\r\n{<\/span>\r\n    $value<\/span> =<\/span> \"new value\"<\/span>;<\/span>\r\n    \/\/$arr[$key] = \"new value\"; \/\/ \u3053\u308c\u3060\u3068$value\u304c\u6d6e\u304f<\/span>\r\n}<\/span>\r\n\r\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"
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