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Arrcopymethod.java
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Arrcopymethod.java
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package arrayPrograms;
import java.util.Arrays;
public class Arrcopymethod {
public static void main(String[] args) {
// TODO Auto-generated method stub
// original array
int array1[]= {1,2,3,4,5};
// create new array with similar type and size
int array2[]=new int[array1.length];
// copy array using System.arraycopy
System.arraycopy(array1, 0, array2, 0, array1.length);
System.out.println("Original Array = " + Arrays.toString(array1));
System.out.println("Copied Array = " + Arrays.toString(array2));
}
}
//Syntax of the arraycopy() method in java.lang.System class:- public static native void
//arraycopy(Object src, int srcPos, Object dest, int destPos, int length);
//In this syntax,
/*
src:- The source array.
srcPos:- Starting position in the source array.
dest:- The destination array.
destPos:- starting position in the destination data.
length:- the number of array elements to be copied.
*/
//Since java.lang.System class is imported by default in all Java classes
//therefore to use arraycopy() method no need to explicitly import the System class.