// Function to reverse Number
function reverseNum(n) {
let r = n.toString().split('').reverse().join('');
return Math.sign(n) * parseInt(r);
}
// Call
reverseNum(-267);
reverseNum(31522);
// Outputs
-762
22513// how to reverse number in javascript
let number = 12345;
let reverse = parseInt(number.toString().split('').reverse().join(''));
console.log(reverse);
// Output:
// 54321let rev = 0;
let num = 123456;
let lastDigit;
while(num != 0){
lastDigit = num % 10;
rev = rev * 10 + lastDigit;
num = Math.floor(num/10);
}
console.log("Reverse number : "+rev);function reverseInt(n) {
let reversed = n.toString().split("").reverse().join("");
//from string to integer
reversed = parseInt(reversed);
if (n < 0) {
return reversed * -1;
}
return reversed;
}function reverseInt(n) {
const reversed = n.toString().split("").reverse().join("");
return parseInt(reversed) * Math.sign(n);
}// how to find reverse of a number in javascript
const reverseNumber = n =>
parseFloat(n.toString().split('').reverse().join('')) * Math.sign(n);
console.log(reverseNumber(815)); //518
console.log(reverseNumber(-200)); // -2
console.log(reverseNumber(43.5)); // 5.34
console.log(reverseNumber(-3.62)); // -26.3