gistfile1.js

'use strict';

var str = 'foobarbaz';
var regexp = /bar/;
console.log(str.match(regexp)); //=> [ 'bar', index: 3, input: 'foobarbaz' ]
console.log(regexp.exec(str));  //=> [ 'bar', index: 3, input: 'foobarbaz' ]
console.log(regexp.test(str));  //=> true