In Java, you can use instanceOf or getClass() on a variable to find out its type. How do I find out a variable's type in JavaScript which isn't strongly-typed? For example, how do I know if the b...

The typeof operator doesn't really help us to find the real type of an object. I've already seen the following code : Object.prototype.toString.apply(t) Question: Is it the most accurate way of

Jul 3, 2013 · What is the best way to check variable type in JavaScript? Asked 12 years, 5 months ago Modified 1 year, 2 months ago Viewed 175k times

Sep 12, 2011 · Is there a better way to get the type of a variable in JS than typeof? It works fine when you do:

This doesn't show how to change a type using vanilla Javscript, it's a jQuery approach. That's becoming less and less relevant since jQuery isn't used much for new projects.

Jun 26, 2015 · Apache httpd.conf uses server side javascript MIME to configure things like: - - ForceType (For non-suffixed or non-standard files), - Output Filters (Like minifiers, gzip, compress, …

Dec 11, 2008 · The strict equality operator (===) behaves identically to the abstract equality operator (==) except no type conversion is done, and the types must be the same to be considered equal. …

I'm reading 'Professional Javascript for Web Developers' Chapter 4 and it tells me that the five types of primitives are: undefined, null, boolean, number and string. If null is a primitive, why d...

Jul 25, 2020 · 2 In world of JavaScript, type is not same as other OOP languages. And there is a subtle difference between ECMA and JavaScript: In latest ECMA, there is only eight data types: Undefined, …

May 25, 2016 · I want to understand the magic behind adding type='text/babel' to a script tag. I know that javascript is the only language that actually runs in a browser, so what is the relationship …