haxianhe haxianhe

## array_group_by.php
<?php

/**
 * 数组按某一个元素值进行分组,正如数据库的group by语句
 * @param $array
 * @param $key
 * @return array
 */
public function array_group_by($array, $key)
{

## CSV.php
<?php

/**
 * @Desc: csv处理函数
 * @User: haxianhe
 * @Date: 2019/4/2
 * @Time: 5:03 PM
 */
abstract class CSV
{

## LambdaTest.java
package com.haxianhe;

import static com.haxianhe.ClassA.test;

import java.util.function.Predicate;

/**
 * @author haxianhe <haxianhe@gmail.com>
 * Created on 2021-12-27
 */
	<?php

	/**
	* 数组按某一个元素值进行分组,正如数据库的group by语句
	* @param $array
	* @param $key
	* @return array
	*/
	public function array_group_by($array, $key)
	{
	<?php

	/**
	* @Desc: csv处理函数
	* @User: haxianhe
	* @Date: 2019/4/2
	* @Time: 5:03 PM
	*/
	abstract class CSV
	{
	package com.haxianhe;

	import static com.haxianhe.ClassA.test;

	import java.util.function.Predicate;

	/**
	* @author haxianhe <haxianhe@gmail.com>
	* Created on 2021-12-27
	*/