Php生成随机数
代码示例
PHP随机字符串生成器
function generateRandomString($length = 25) {
$characters = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';
$charactersLength = strlen($characters);
$randomString = '';
for ($i = 0; $i < $length; $i++) {
$randomString .= $characters[rand(0, $charactersLength - 1)];
}
return $randomString;
}
//usage
$myRandomString = generateRandomString(5);php中的随机数生成器
you can use rand() function for that in php.
Example:
Generate random numbers between 1 to 50
<?php
echo rand(1,50);
?>类似页面
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