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. …

May 11, 2013 · Here I'm creating a JavaScript object and converting it to a JSON string, but JSON.stringify returns " [object Object]" in this case, instead of displaying the contents of the object.

I am receiving this error and I'm not sure what it means? Object reference not set to an instance of an object.

Apr 8, 2009 · I have an object x. I'd like to copy it as object y, such that changes to y do not modify x. I realized that copying objects derived from built-in JavaScript objects will result in extra, unwanted …

642 This question already has answers here: How to get a complete list of object's methods and attributes? [duplicate] (5 answers)

Jan 26, 2015 · Object.create is not doing real cloning, it is creating object from prototype. So use it if the object should clone primary type properties, because primary type properties assignment is not done …

May 30, 2015 · There's also object equivalence, which isn't provided by the language or runtime itself, but is usually expressed as: The objects have the same prototype, same properties, and their …

Jun 21, 2011 · It looks strange to be calling a method on an object to check if it is null. Without knowing it was an extension method you would think it would throw a null reference exception.

HTML5 defines several embedded content elements, which, from a bird's-eye view, seem to be very similar to the point of being largely identical. What is the actual difference between iframe, embed...

Object.keys(null) Object.assign(window.UndefinedVariable, {}) As that is usually by mistake, the solution is to check your code and fix the null/undefined condition so that the function either gets a proper …