史上最全的java随机数生成算法(转)

代码以下:java package com.zuidaima.core.util; import java.util.Random; public class RandomUtil { public static final String ALLCHAR = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
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