let array1 = ["yes", "no", "maybe", "always", "sometimes", "never", "if"];

let array2 = [5,8,2,9,5,6,3,1];

​

function reverseArray(arr) {

  var newArray = [];

  for (var i = arr.length - 1; i >= 0; i--) {

    newArray.push(arr[i]);

  }

  return newArray;

}

​

reverseArray(array1); // ["if", "never", "sometimes", "always", "maybe", "no", "yes"]

reverseArray(array2); // [1, 3, 6, 5, 9, 2, 8, 5]

array = [1 2, 3]

reversed = array.reverse()

let arr = [1,2,3]

let newArr = arr.slice().reverse(); //returns a reversed array without modifying the original

console.log(arr, newArr) //[1,2,3] [3,2,1]

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);

var rev = arr.reverse();  

const array1 = ['one', 'two', 'three'];

// expected output: "array1:" Array ["one", "two", "three"]

​

const reversed = array1.reverse();

// expected output: "reversed:" Array ["three", "two", "one"]

var arr = [1,2,3,4];

arr.reverse();

console.log(arr);

// reversing an array in javascript is kinda hard. you can't index -1.

// but i can show how you can do it in 4 lines.

​

var myArray = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10];

​

for (var i = myArray.length - 1; i > 0; i -= 1) {

    myArray.shift();

    myArray.push(i);

}

​

console.log(myArray); // output: [10, 9, 8, 7, 6, 5, 4, 3, 2, 1]

const array1 = ['one', 'two', 'three'];

console.log('reversed:', array1.reverse());

// Note that reverse() is destructive -- it changes the original array.

console.log('array1:', array1);

// expected output: "array1:" Array ["three", "two", "one"]

​

numArr.reverse();

strArr.reverse();

​

console.log(numArr);

console.log(strArr);