reversing an array in js
var arr=[1,2,5,6,2]
arr.reverse()javascript reverse array
var arr = [34, 234, 567, 4];
print(arr);
var new_arr = arr.reverse();
print(new_arr);.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]reverse array javascript
const list = [1, 2, 3, 4, 5];
list.reverse();reverse array javascript
// reverse array with recursion function
function reverseArray (arr){
if (arr.length === 0){
return []
}
return [arr.pop()].concat(reverseArray(arr))
}
console.log(reverseArray([1, 2, 3, 4, 5]))Copyright © 2021 Codeinu
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