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

If you do not know the name of an object's type, you can use its constructor property. The constructor property of objects, is a reference to the function that is used to initialize them.

If the value is null or undefined, it will create and return an empty object, otherwise, it will return an object of a type that corresponds to the given value.

and Object objects! stringify({}) -> [object Object] That's because the constructor function is called Object (with a capital "O"), and the term "object" (with small "o") refers to the structural nature of the thingy. …

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 bar is a …

We can extend JavaScript objects to get them to tell us their object type, as shown in How do I get the name of an object's type in JavaScript?. This doesn't work for Google Apps Script objects, though.

Aug 21, 2015 · 1 In Firefox only, you can use the __proto__ property to replace the prototype for an object. Otherwise, you cannot change the type of an object that has already been created, you must …

How do I display the content of a JavaScript object in a string format like when we alert a variable? The same formatted way I want to display an object.

Aug 9, 2009 · I created a JavaScript object, but how I can determine the class of that object? I want something similar to Java's .getClass() method.

In JavaScript you can have variable type of string or type of object which is class of String (same thing - both are strings - but defined differently) thats why is double checked.