package com.digit;
import java.util.Date;
import java.util.Random;
public class RandumString {
public static void main(String args[]){
//Randum ren= new Randum();
String a = Randum.generateRandomString(6);
System.out.println(a);
}
}
class Randum{
private static Random random = new Random((new Date()).getTime());
public static String generateRandomString(int length) {
char[] values = {'a','b','c','d','e','f','g','h','i','j',
'k','l','m','n','o','p','q','r','s','t',
'u','v','w','x','y','z','0','1','2','3',
'4','5','6','7','8','9'};
String out = "";
for (int i=0;i<length;i++) {
int idx=random.nextInt(values.length);
out += values[idx];
}
return out;
}
}