Regex to check if whitespace present?

Question

Seems pretty simple, but cannot figure out why this javascript code isn\'t working returning false, when expecting true) - I\'m guessing it has got to do something with the esca

Answer 1

You don't need the brackets, you would need to escape the backslash (if using the string form) and the built-in regex syntax is easier because you don't have to escape backslashes when using the built-in regex syntax.

var inValid = /\s/;
var value = "test space";
var k = inValid.test(value);
alert(k);