php 数组键名 能是中文, 谁用过,会不会出现后患...
RT 中文键名会不会留下后患>
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可以用，没有问题
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php的数组键名会被php内部转换为一个hash key。理论上没有问题。但中文总是会引起很多奇怪的bug。比如gbk下的低字节5c问题。
还有不同字符集下，php内部识别的unicode会不一致。我猜想，但没有实践过：
假如你的a.php使用了gbk编码，代码中声明了一个$a['中文']='123'的中文key数组。
b.php引用了a.php。但b.php文件本身的编码是utf-8。然后在b.php中echo $a['中文']。
此时，两个文件中的'中文'俩字在php内部所转换的hash key可能是不一致的，那么会造成b.php中的$a['中文']取不到任何值。
所以最好不要用中文。
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呵呵，有一种扰码工具恰恰就是利用了这一点，让你无法破解
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试一下这几个字(限GBK)：榎 梶 東
如果这几个字没问题就全部没问题了……
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