/***根据当前无重复的$codes,补充生成长度为$length,总数为$amount的**@paramint$length*长度*@paramint$amount*需要总数*@paramstring$prefix*前缀*@paramarray$codes*初始codes*@returnarray$codes无重复的codes,含输入参数*/myrand($length,$amount=1,$prefix='',$codes=[]){$seed=['2','3','4','5','6'...
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