I'm trying to access a property of an object using a dynamic name. Is this possible?  const something = { bar: "Foobar!" }; const foo = 'bar'; something.foo; // The idea is to access something.bar, getting "Foobar!"...
Why does the following work?  <something>.stop().animate(     { 'top' : 10 }, 10 );   Whereas this doesn't work:  var thetop = 'top'; <something>.stop().animate(     { thetop : 10 }, 10 );   To make it even clearer:...
If I have a reference to an object:  var test = {};   that will potentially (but not immediately) have nested objects, something like:  {level1: {level2: {level3: "level3"}}};   What is the best way to check for the existence of property in...
If I have a JavaScript object such as:  var list = {   "you": 100,    "me": 75,    "foo": 116,    "bar": 15 };   Is there a way to sort the properties based on value? So that I end up with  list = {   "bar":...
This question already has an answer here:                           How do I loop through or enumerate a JavaScript object?                                      36 answers                                     How do I enumerate the properties of...
If I have a JavaScript object such as:  var list = {   "you": 100,    "me": 75,    "foo": 116,    "bar": 15 };   Is there a way to sort the properties based on value? So that I end up with  list = {   "bar":...
Suppose we are only given  var obj = {}; var propName = "foo.bar.foobar";   How can we set the property obj.foo.bar.foobar to a certain value (say "hello world")? So I want to achieve this, while we only have the property name in...
Using this script to make a style object of all the inherited etc styles.  var style = css($(this)); alert (style.width); alert (style.text-align);   with the following, the first alert will work fine, but the second one doesn't.. it's inte...
In JavaScript we have a few ways of getting the properties of an object, depending on what we want to get.   1) Object.keys(), which returns all own, enumerable properties of an object, an ECMA5 method.  2) a for...in loop, which returns all the en...

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