What is the most efficient way to clone a JavaScript object? I've seen obj = eval(uneval(o)); being used, but that's non-standard and only supported by Firefox. I've done things like obj = JSON.parse(JSON.stringify(o)); but question the...
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 properties. This isn't a problem, since I&...
In Safari with no add-ons, console.log will show the object at the last state of execution, not at the state when console.log was called.  I have to clone the object just to output it via console.log to get the state of the object at that line.  Ex...
Is there any way to create a deep copy of a canvas element with all drawn content?...
i want to be able to create a copy of the element that i want to drag. im using the standard ui draggable and droppable. i know about the helper clone option. but that does not create a copy. the dragged item gets reverted back to the original positi...
I'm trying to clone a bootstrap element that has data-toggle behavior provided by bootstrap:  HTML  <div class="container"> <button aria-expanded="false" data-target="#collapsible_obj_0" data-toggle="collapse&...
I'm have some that uses jQuery.clone() to get the html of a page and then add it to a pre tag. It works correctly in Firefox and Chrome, but nothing happens in IE:  <!DOCTYPE html> <html> <head> <script class="jsbin"...
Introduction  I have a Class Persons that contains an array of Person and functions :  function Persons() {   this.mItems = []; // Array of Objects Person }  Persons.prototype = {   calculateScores : function() {     // Do some stuff   } }   The Clas...
I have a form in Google sheets where I send dynamic data from the sheet.  I loop sheet data and create same number of blocks in a form as number of my headers.  I have a first block of elements written in html. The rest of blocks I clone from the fir...
So basically every time I click on the icon '.favorite i' it should add an object to my array. If I click the first time it adds the parent div to the array, but on the second time it deletes the first one and grabs the last parent div.  I...

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