Replace All Instances of a Word

string-replace-all.js

// 1. we have a sentence
const message = 'This is my store. In my store we store store store.'

// 2. replace all store with shop using a regular expression
// normally .replace() will only replace the 1st occurrence
const newMessage = message.replace(new RegExp('store', 'g'), 'shop');

// 3. output: This is my shop. In my shop we shop shop shop.
console.log(newMessage);