Answers for "copy one array to another"

java copy array

int[] a = {1,2,3,4,5};
int[] b = Arrays.copyOf(a, a.length);

java copy array

int[] a = {1, 2, 3};      
int[] b = a.clone();

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();

copy one array to another

#include <stdio.h>

int main() {
   int original[10] = {1, 2, 3, 4, 5, 6, 7, 8, 9, 0};
   int copied[10];
   int loop;
   
   for(loop = 0; loop < 10; loop++) {
      copied[loop] = original[loop];
   }
   printf("original -> copied \n");
   
   for(loop = 0; loop < 10; loop++) {
      printf("   %2d        %2d\n", original[loop], copied[loop]);
   }

   return 0;
}