4
如何把 utf8 汉字转 16 进制格式
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echo Utf8ToHex("5g");
function Utf8ToHex($str){
$str = rawurlencode($str);
$arr = explode('%',$str);
$Hex = implode('',$arr);
return $Hex;
}
我这个函数如果是汉字的情况它就是正确,如果是数字+英文，他就不行了。
比如输入5g得到 16 进制是35 67;
输入123456得到 16 进制是31 32 33 34 35 36;
网上找了几个 php 语言方法都不太好使
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