reverse a string

1function reverseString(s){
2    return s.split("").reverse().join("");
3}
4reverseString("Hello");//"olleH"

1function reverseString(str) {
2    return str.split('').reverse().join('');
3}
4
5reverseString('string');    // "gnirts"
6

1//////////////////////////////////////
2function reverse(str) {
3  if(!str || str.length<2 || typeof str !== 'string'){
4    return 'hmmm that is not good...';
5  	}
6  return str.split('').reverse().join('');
7}
8
9//////////////////////////////////////
10function reverse(str) {
11  let n = str.length;
12  let s = '';
13  for (let i = n - 1; i >= 0; i--) {
14    s += str[i];
15  }
16  console.log(s);
17}
18reverse('Hello'); // olleH

1let t = s.chars().rev().collect::<String>();

1public static String reverse(String orig)
2{
3    char[] s = orig.toCharArray();
4    int n = s.length;
5    int halfLength = n / 2;
6    for (int i=0; i<halfLength; i++)
7    {
8        char temp = s[i];
9        s[i] = s[n-1-i];
10        s[n-1-i] = temp;
11    }
12    return new String(s);
13}
14

1String -- Reverse
2Write a return method that can reverse  String
3Ex: Reverse("ABCD"); ==> DCBA
4
5USING CORE JAVA
6public static String StrReverse(String str) {
7String reverse="";
8for(int i=str.length()-1; i >= 0; i--)
9reverse += str.toCharArray()[i];
10 
11return  reverse;
12}
13 
14USING STRING BUFFER/BUILDER
15public static String  Reverse(String str) {
16return new StringBuffer(str).reverse().toString();
17}