Here you can find the source of removeFirst(String[] strArr)
public static String[] removeFirst(String[] strArr)
//package com.java2s; //License from project: Open Source License import java.util.Arrays; public class Main { public static String[] removeFirst(String[] strArr) { if (strArr.length == 0) { return null; }// w w w .j a v a2s. c om return Arrays.copyOfRange(strArr, 1, strArr.length); } }