Question

JAVA 循环判断字符串重复字符

java 在文本框内输入一串字符 例如“1,2,3,1,2,3,2,4” 怎么去掉重复的数据，也就是说运行得到的结果是“1,2,3,4”

Answer 1

package com.bill.test;

import java.util.Arrays;
import java.util.LinkedHashSet;
public class Test {
public static void main(String[] args) throws Exception {
String temp = "1,2,3,1,2,3,2,4";
String[] strs = temp.split(",");
System.out.println(new LinkedHashSet<String>(Arrays.asList(strs)));
}
}