Replace all instances of a pattern with regular expressions in Javascript / jQuery

Question

First off I don\'t know much about regex and need to buy a book because it\'s has proven to me to be difficult to pickup.

Ultimately I want to take a dom element, an

Answer 1

This will loop through an entire string and replace it with your chosen word or phrase with another. (kind of complicated but it works and is very reusable)

var string = "this is some test text. You can replace all instances of any word/phrase within this text"

var new string = string.findAndReplace("text", "BOO!");

Object.prototype.findAndReplace = function( searchText, replace ) {
    var matchCount = 0;
        var text = this;

        for( var i = 0; i