Home  >  Article  >  php教程  >  PHP随机生成n位字符串

PHP随机生成n位字符串

WBOY
WBOYOriginal
2016-06-21 08:48:33859browse

//随机生成n位字符串

function rand_str($num){

$str = "qwertyuioplkjhgfdsazxcvbnmQAZWSXEDCRFVTGBYHNUJMIKOLP1234567890";

$str_len = strlen($str)-1;

//echo $str_len;

$s='';

for ($i = 0; $i

$s.=$str[rand(0, $str_len)];

}

echo $s;

}

rand_str(32);

?>



Statement:
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn
Previous article:PHP基础之AutoloadNext article:PHP扩展