javascript reverse list code example

Example 1: javascript reverse array

var arr = [34, 234, 567, 4];
print(arr);
var new_arr = arr.reverse();
print(new_arr);

Example 2: reverse array javascript

var rev = arr.reverse();

Example 3: 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]))

Example 4: js reverse

const array1 = ['one', 'two', 'three'];
console.log('array1:', array1);
//["one", "two", "three"]

const reversed = array1.reverse();
console.log('reversed:', reversed);
//["three", "two", "one"]

// Careful: reverse is destructive -- it changes the original array.
console.log('array1:', array1);
//["three", "two", "one"]

Example 5: reverse array in javascript

const reverseArray = arr => arr.reduce((acc, val) =>  [val, ...acc], [])

Example 6: reverse an array javascript

const reversed = array1.reverseconst reversed = array1.reverse();
console.log('reversed:', reversed);
// expected output: "reversed:" Array ["three", "two", "one"]();
console.log('reversed:', reversed);
// expected output: "reversed:" Array ["three", "two", "one"]const reversed = array1.reverse();
console.log('reversed:', reversed);
// expected output: "reversed:" Array ["three", "two", "one"]