Oct 4, 2011 · If you have a function expression that is in string form and you want to make it a function, then you need to include a return statement in the string you pass to new Function.

@rkw: Creating the function once, like robrich's answer does, is a useful way to avoid the cost of creating it on every call. You lose the fact that bar has access to the variables and arguments for the …

I recently stumbled upon the Object.create() method in JavaScript, and am trying to deduce how it is different from creating a new instance of an object with new SomeFunction(), and when you would ...

Jul 9, 2010 · 20 Functions are first class objects that can be: Defined within your function Created just like any other variable or object at any point in your function Returned from your function (which may …

Nov 2, 2020 · Im doing a course in JavaScript. Im at the "Objects and classes" chapter, and I do not know how to solve some assignements in my homework. The first exercise is like this function …

Feb 1, 2013 · I have a JavaScript function which creates a table with 3 rows 2 cells. Could anybody tell me how I can create the table below using my function (I need to do this for my situation)? Here is my

May 6, 2011 · If you want to actually dynamically create the function from strings (which most of these examples do), it's trivial to rename the source to do what you want. If, however, you want to rename …

Oct 20, 2009 · In Javascript a function is an object, and can be used to construct objects out of together with the new operator. By convention, functions intended to be used as constructors start with a …

690 Is it possible to define a global variable in a JavaScript function? I want use the trailimage variable (declared in the makeObj function) in other functions.

Dec 28, 2011 · I'm trying to use javascript to create a button that has a onclick event that calls a function defined in the head that takes in as parameter a dom object relative to the button. how do i do this?...