regular exprestion js code example

Example 1: expresiones regulares javascript

var text = "este es un texto de prueba";
var regEx = /este/gi;

console.log(regEx.test(text)) // true

Example 2: regular expression javascript

// Tests website Regular Expression against document.location (current page url)
if (/^https\:\/\/example\.com\/$/.exec(document.location)){
	console.log("Look mam, I can regex!");
}