22 lines
566 B
Java
22 lines
566 B
Java
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package com.yzdx.AiInterviewer.utiles;
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import java.util.Random;
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public class RandomCodeUtil {
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/**
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* 生成的验证码
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* @param index 生成验证码的长度
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* @return
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*/
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public static String random(Integer index){
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String code = "";
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Random rd=new Random();
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for (int i = 0; i < index; i++) {
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int r = rd.nextInt(10); //每次随机出一个数字（0-9）
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code = code + r; //把每次随机出的数字拼在一起
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}
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System.out.println(code);
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return code;
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}
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}
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