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php 随机32位

117 2024-03-10 07:59 admin
php <?php function generateRandomString($length = 32) { $characters = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'; $charactersLength = strlen($characters); $randomString = ''; for ($i = 0; $i < $length; $i++) { $randomString .= $characters[rand(0, $charactersLength - 1)]; } return $randomString; } $randomString = generateRandomString(); echo $randomString; // 输出一个长度为32的随机字符串 ?>
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