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20 lines
453 B
20 lines
453 B
<?php
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// 应用公共文件
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/**
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* 获取随机字符串
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* @param int $length
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* @return string
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*/
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function generate_random_string(int $length):string
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{
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$characters = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';
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$charactersLength = strlen($characters);
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$randomString = '';
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for ($i = 0; $i < $length; $i++) {
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$randomString .= $characters[rand(0, $charactersLength - 1)];
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}
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return $randomString;
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}
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