Answers for "reverse an array"

13

reverse array in java

int length = array.length;
		for(int i=0;i<length/2;i++) {
			int swap = array[i];
			array[i] = array[length-i-1];
			array[length-i-1] = swap;
		}
or
Collections.reverse(Arrays.asList(array));
Posted by: Guest on May-10-2020
33

javascript reverse array

var arr = [34, 234, 567, 4];
print(arr);
var new_arr = arr.reverse();
print(new_arr);
Posted by: Guest on November-16-2019
10

.reverse javascript

const array1 = [1,2,3,4];
console.log('array1:', array1);
//"array1:" Array [1, 2, 3, 4]

const reversed = array1.reverse();
console.log('reversed:', reversed);
//"reversed:" Array [4, 3, 2, 1]

// Careful: reverse is destructive -- it changes the original array.
console.log('array1:', array1);
//"array1:" Array [4, 3, 2, 1]
Posted by: Guest on September-21-2021
7

reverse array javascript

var rev = arr.reverse();
Posted by: Guest on April-01-2020
5

reverse array javascript

const list = [1, 2, 3, 4, 5];
list.reverse();
Posted by: Guest on August-28-2020
1

array reverse in javascript

var arr = [1, 2, 3, 4, 5, 6, 7];
console.log (arr.reverse ());

for (i = 0; i < arr.length / 2; i++) {
  var temp = arr[i];
   temp =arr[arr.length - 1 - i];
  temp = temp;
}
console.log (arr);
Posted by: Guest on April-26-2021

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