js reverse number

Solutions on MaxInterview for js reverse number by the best coders in the world

showing results for - "js reverse number"
Francesco
02 Sep 2019
1// Function to reverse Number
2function reverseNum(n) {
3  let r = n.toString().split('').reverse().join('');
4  return Math.sign(n) * parseInt(r);
5}
6
7// Call
8reverseNum(-267);
9reverseNum(31522);
10
11// Outputs
12-762
1322513
Miranda
24 Mar 2016
1function reverseInt(n) {
2  let reversed = n.toString().split("").reverse().join("");
3  //from string to integer
4  reversed = parseInt(reversed);
5
6  if (n < 0) {
7    return reversed * -1;
8  }
9
10  return reversed;
11}
Lydia
12 Sep 2019
1function reverse_a_number(n)
2{
3	n = n + "";
4	return n.split("").reverse().join("");
5}
6console.log(reverse_a_number(32243));
7
Bautista
24 Jul 2020
1function reverseInt(n) {
2  const reversed = n.toString().split("").reverse().join(""); 
3
4  return parseInt(reversed) * Math.sign(n);
5}
Imen
06 Mar 2017
1const reversedNum = num => parseFloat(num.toString().split('').reverse().join('')) * Math.sign(num)
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