reverse words in a string javascript code example
Example 1: javascript reverse a string
function reverseString(s){
return s.split("").reverse().join("");
}
reverseString("Hello");//"olleH"
Example 2: reverse words in a string javascript
function reverseString(str) {
return str.split("").reverse().join("");
}
reverseString("hello");
Example 3: 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 4: reverse words javascript
function reverseInPlace(str) {
var words = [];
words = str.match(/\S+/g);
var result = "";
for (var i = 0; i < words.length; i++) {
result += words[i].split('').reverse().join('') + " ";
}
return result
}
console.log(reverseInPlace("abd fhe kdj"))
Example 5: reverse words javascript
function reverse (word) {
word = word.split('.').reverse().join('.')
return word
}
word = 'i.like.this.program.very.much'
word = 'pqr.mno'
console.log(reverse(word))
Example 6: reverse a word javascript
function reverseWords(str) {
const allWords = str.split(" ")
return allWords.map(item => item.split("").reverse().join("")).join(" ")
}