I am Hack Sparrow
Captain of the Internets.

JavaScript – Check Object Types

There are times when you want to know the object type of an instance in JavaScript, whether it is an Array, or a Function, or an Object, a String etc. There are two flavors to doing that, one involves the use of the instanceof operator, the other involves stringification of the object's prototype. Follow the examples below, I show both the techniques. First create these variables: [code] var a = []; var o = {}; var s = ''; var n = 42; var f = function() {}; ...