public class RandomUtil
extends java.lang.Object
| 构造器和说明 |
|---|
RandomUtil() |
public static java.lang.String uuId()
public static java.lang.String orderId(java.lang.String prefixStr)
prefixStr - public static java.lang.String orderId()
public static java.lang.String enStr(java.lang.Integer num)
num - 位数public static java.lang.String enStr()
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