console.log(/p.*g/.test('programming')); // true

console.log(/p.*g/.test('pickles')); // false

​

var re = /quick\s(brown).+?(jumps)/ig;

var result = re.exec(

  'The Quick Brown Fox Jumps Over The Lazy Dog'

);

​

console.log(result);

// ["Quick Brown Fox Jumps", "Brown", "Jumps"]

​

console.log(result.index); // 4

​

console.log(result.input);

// "The Quick Brown Fox Jumps Over The Lazy Dog"