string reverse method in javascript code example

Example 1: javascript .split().reverse.join

"this is a test string".split("").reverse().join("");
//"gnirts tset a si siht"
//as a function
function reverseString(string){
return string.split("").reverse().join("");}
reverseString("test string");
//"gnirts tset"

Example 2: javascript reverse a string

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

Example 3: javascript reverse string without reverse method

function reverse(str){  
  let reversed = "";      
   for (var i = str.length - 1; i >= 0; i--){         
     reversed += str[i];  
   }     
  return reversed;
}

Example 4: javascript reverse string

function reverseString(str) {
  if (str === "")
    return "";
  else
    return reverseString(str.substr(1)) + str.charAt(0);
}
reverseString("hello");

Example 5: javascript how to reverse a string

function reverseString(str) {
    // Step 1. Use the split() method to return a new array
    var splitString = str.split(""); // var splitString = "hello".split("");
    // ["h", "e", "l", "l", "o"]
 
    // Step 2. Use the reverse() method to reverse the new created array
    var reverseArray = splitString.reverse(); // var reverseArray = ["h", "e", "l", "l", "o"].reverse();
    // ["o", "l", "l", "e", "h"]
 
    // Step 3. Use the join() method to join all elements of the array into a string
    var joinArray = reverseArray.join(""); // var joinArray = ["o", "l", "l", "e", "h"].join("");
    // "olleh"
    
    //Step 4. Return the reversed string
    return joinArray; // "olleh"
}
 
reverseString("hello");

Example 6: reverse a word javascript

function reverseWords(str) {
  const allWords = str.split(" ")
  return allWords.map(item => item.split("").reverse().join("")).join(" ")
}