use Arrays.copyOf to copy array : Arrays « Collections Data Structure « Java

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Java » Collections Data Structure » Arrays Screenshots  use Arrays.copyOf to copy array    import java.util.Arrays; class MainClass {     public static void main(String args[])     {         int arrayOriginal[] = {42, 55, 21};         int arrayNew[] =             Arrays.copyOf(arrayOriginal, 3);                      printIntArray(arrayNew);     }     static void printIntArray(int arrayNew[])     {         for (int i : arrayNew)         {             System.out.print(i);             System.out.print(' ');         }         System.out.println();     } }        Related examples in the same category 1.  illustrates how to use some of the methods of the Arrays class: 2.  Sorting, Searching, and Inserting into a sorted array 3.  Demonstrate use of Arrays.sort on Booleans 4.  Convert an Array to a Vector 5.  Convert Array to Collection 6.  Convert array of object to array of primitive? 7.  Compare if two array is equal 8.  Array Search Test 9.  Array Fill Test 10.  Copy some items of an array into another array 11.  Static methods from Arrays 12.  Sort an array 13.  Sort an array: case-sensitive 14.  Sort an array: case-insensitive 15.  Java Sort byte Array 16.  Java Sort char Array 17.  Java Sort double Array 18.  Java Sort float Array 19.  Expanding an Array 20.  Compare two byte type arrays 21.  Compare two char type arrays 22.  Compare two short type arrays 23.  Compare two int type arrays 24.  Compare two long type arrays 25.  Compare two float type arrays 26.  Compare two double type arrays 27.  Filling Elements in an Array: boolean type 28.  Filling Elements in an Array: byte type 29.  Filling Elements in an Array: char type 30.  Filling Elements in an Array: short type 31.  Filling Elements in an Array: int type 32.  Filling Elements in an Array: long type 33.  Filling Elements in an Array: float type 34.  Filling Elements in an Array: double type 35.  filling object arrays: 36.  fill to a contiguous range of elements in an array: boolean array 37.  Fill to a contiguous range of elements in an array: byte array 38.  Fill to a contiguous range of elements in an array: char array 39.  Fill to a contiguous range of elements in an array: short array 40.  Fill to a contiguous range of elements in an array: int array 41.  Fill to a contiguous range of elements in an array: long array 42.  Fill to a contiguous range of elements in an array: float array 43.  Use Arrays.asList() to convert Array to List 44.  Merge (or add) two arrays into one 45.  Fill to a contiguous range of elements in an array: double array 46.  Fill to a contiguous range of elements in an array: String array 47.  Minimum and maximum number in array 48.  Finding an Element in a Sorted Array 49.  Shuffle elements of an array 50.  Shifting Elements in an Array: Shift all elements right by one 51.  Shifting Elements in an Array: Shift all elements left by one 52.  Use java.util.Arrays.deepToString() to dump the multi-dimensional arrays 53.  If the element is a primitive type. 54.  When comparing Object arrays, null elements are equal. If the elements are not null, Object.equals() is used. 55.  Comparing Arrays: null arrays are equal 56.  Compare two boolean arrays and null