java array copy
// Shallow copy
int[] src = {1,2,3,4,5};
int[] dst = Arrays.copyOf(src, src.length);
// Deep copy
int[] dst2 = new int[src.length];
for(int i = 0; i < src.length; i++){
dst2[i] = src[i];
}java array copy
// Shallow copy
int[] src = {1,2,3,4,5};
int[] dst = Arrays.copyOf(src, src.length);
// Deep copy
int[] dst2 = new int[src.length];
for(int i = 0; i < src.length; i++){
dst2[i] = src[i];
}how to do copy of an array in java
import java.util.Scanner;
public static void main(String[] args){
Scanner scan = new Scanner(System.in);
System.out.println("Enter Number of Elements");
int NumOfElements = scan.nextInt();
int [] ar1 = new int[NumOfElements];
int [] ar2 = new int[NumOfElements];
for(int i=0; i<NumOfElements; i++){
ar1[i] = scan.nextInt();
ar2[i] = ar1[i];
}
for(int i=0; i<NumOfElements;i++){
System.out.println("Original array");
System.out.println(ar1[i]);
System.out.println("Copied array");
System.out.println(ar2[i]);
}
}java copy array
int[] a = {1,2,3,4,5};
int[] b = Arrays.copyOf(a, a.length);how to copy array in java
// method
public static int [] copyArray(int [] arr){
int [] copyArr = new int[arr.length];
for (int i = 0; i < copyArr.length; i++){
copyArr[i] = arr[i];
}
return copyArr;
}
// Arrays. method
int[] copyCat = Arrays.copyOf(arr, arr.length);
// System
System.arraycopy(x,0,y,0,5); // 5 is array's length
// clone
y = x.clone();how to clone array in java
// A Java program to demonstrate array copy using clone()
public class Test {
public static void main(String[] args)
{
int a[] = { 1, 8, 3 };
int b[] = a.clone();
}
}Copyright © 2021 Codeinu
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