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php 随机生成10位字符代码_php技巧

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2016-05-17 09:32:58816浏览
复制代码如下代码:

function randStr($len)
{
$chars ='ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789abcdefghijklmnopqrstuvwxyz'; // 从
$string=''构建密码的字符;
for(;$len>=1;$len--)
{
$position=rand()%strlen($chars);
$string.=substr($chars,$position,1);
}
返回 $string;
}
echo randStr(10)."
";


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