Here you can find the source of arraycopy(T[] src, int srcPos, T[] dst, int len)
public static <T> void arraycopy(T[] src, int srcPos, T[] dst, int len)
//package com.java2s; //License from project: Open Source License public class Main { public static <T> void arraycopy(T[] src, int srcPos, T[] dst, int len) { for (int i = 0; i < len; ++i) dst[i] = src[srcPos + i];//from www.j a v a 2 s.c o m } }