let element = {} This type of JavaScript object with {} around it has no push() method. To add new items to an object like this, use this syntax:

1037 A strict equality operator will tell you if two object types are equal. However, is there a way to tell if two objects are equal, much like the hash code value in Java? Stack Overflow question Is there any …

Sep 23, 2008 · Since cloning objects is not trivial (complex types, circular references, function etc.), most major libraries provide function to clone objects. Don't reinvent the wheel - if you're already …

Jan 17, 2013 · 5 ->if we iterate over a JavaScript object using and find key of array of objects

Back in 2011 (when this question was posted), the ECMAScript spec said that JavaScript objects don’t have an inherent order — the observed order was implementation-dependent and thus couldn’t be …

Sep 17, 2016 · JavaScript objects are unordered by definition (see the ECMAScript Language Specification, section 8.6). The language specification doesn't even guarantee that, if you iterate …

16 The following function will allow you to sort an array of objects on one or multiple properties, either ascending (default) or descending on each property, and allow you to choose whether or not to …

Jul 15, 2009 · 30 Use JavaScript sort method The sort method can be modified to sort anything like an array of numbers, strings and even objects using a compare function. A compare function is passed …

5 While it is a bit of an overkill for just sorting a single array, this prototype function allows to sort Javascript arrays by any key, in ascending or descending order, including nested keys, using dot …

Feb 17, 2012 · Caveat for host-provided objects If you use Array.prototype functions with host-provided array-like objects (for example, DOM collections and such provided by the browser rather than the …