What is the difference between using call and apply to invoke a function? var func = function() { alert('hello!'); }; func.apply(); vs func.call(); Are there performance differences between the two aforementioned methods? When is it b...
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I've run into a unique situation that I have so far been unable to find a solution for: dynamically assigning a value to a CSS style. I know how to use jQuery to assign width, height, etc. to an element, but what I'm trying to do is actual...
I have variable: var variableDynamic = 1; // or var variableDynamic = 1 + i++; Is there any way to use that to create dynamic variable names, for example something like this: var variableName + variableDynamic = {}; // or var (variableName...
I am working on dynamically creating some Javascript that will be inserted into a web page as it's being constructed. The Javascript will be used to populate a listbox based on the selection in another listbox. When the selection of one listb...
Can I dynamically call an object method having the method name as a string? I would imagine it like this: var FooClass = function() { this.smile = function() {}; } var method = "smile"; var foo = new FooClass(); // I want to run smil...
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Ok so I want to create variables as a user clicks threw the code every click adds a new variable. I am currently using jquery and javascript I can't do it server side this must be done in the browser. newCount = document.getElementById('he...
I'm calling a web service that returns an array of objects in JSON. I want to take those objects and populate a div with HTML. Let's say each object contains a url and a name. If I wanted to generate the following HTML for each object:...
Can search engines such as Google index JavaScript generated web pages? When you right click and select view source in a page that is generated by JavaScript (e.g using GWT) you do not see the dynamically generated HTML. I suppose that if a search en...
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