java中对比数组元素并删除重复元素

package com.kyee.hrp_local.cost.dept_cost_reckon.base_config.human_manage.huaman_report.dao.impl;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;

public class test {
	public static void main(String[] args) {
		String[] one = { "a", "b", "c" };
		String[] two = { "a", "b", "d" };
		List<String> oneList = Arrays.asList(one);// 将数组转换为list集合
		List<String> arrayList = new ArrayList<String>(oneList);// 转换为ArrayLsit调用相关的remove方法
		for(int i=0;i<two.length;i++){
			arrayList.remove(two[i]);
		}
		
		
		for (String str1 : arrayList) {
			System.out.print(str1 + ",");
			System.out.println();
		}
		
		 // List转成数组
	    String[] array = arrayList.toArray(new String[0]);
	    // 输出数组
	    for (int i = 0; i < array.length; i++) {
	        System.out.println("array--> " + array[i]);
	    }
	}
}

1.将数组转换成list

List<String> oneList = Array.asList(one);

2.将list转为ArrayList调用remove方法

List<String>  arrayList = new ArrayList<String>(oneList);

arrayList.remove("xxx");

3将arrayList转化为数组

String[] newOne =arrayList.toArray(new String[0]);


两个数组对比重复删除的话,在此基础上进行循环remove就ok

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转载自blog.csdn.net/xueshuai0922/article/details/79913083