substring replacejscript code example

Example 1: javascript replace

var res = str.replace("find", "replace");

Example 2: how to use the replace method in javascript

let string = 'soandso, my name is soandso';

let replaced = string.replace(/soandso/gi, 'Dylan');

console.log(replaced); //Dylan, my name is Dylan

Example 3: str replace javascript all

str.replace(/abc/g, '');