Is it possible using jQuery to count the number of div elements? I have this code: And get number: 3 Answer $(“#center div”).length will give you the count.
Tag: jquery
Scale and move a text smoothly with javascript
I’m having a text scaled and moved via JavaScript / jQuery. I can’t use jQuerys animate() because it has to fade in and out and has to be repeated and with more elements (end result: “flying” from the background, moving in different directions and fading out). My problem: It’s not running smoothly and causes quite the cpu-usage. Here’s a stripped
Best way to convert string to array of object in javascript?
I want to convert below string to an array in javascript. How do I convert this string into array of objects? Any cool idea? Answer I think that the best way of doing this, as Douglas Crockford (one of the biggests gurus of JavaScript) suggests in here is using the JSON native parser, as it is not only faster than
jQuery: how to change tag name?
jQuery: how to change tag name? For example: I need Yes, I can Create DOM element <div> Copy tr content to div Remove tr from dom But can I make it directly? PS: results in DOMException. Answer You can replace any HTML markup by using jQuery’s .replaceWith() method. example: http://jsfiddle.net/JHmaV/ Ref.: .replaceWith If you want to keep the existing markup,
how can I disable everything inside a form using javascript/jquery?
I have a form that pop up inside a layer, and I need to make everything inside that form read only regarding what type of input it is. Anyway to do so? Answer This is quite simple in plain JavaScript and will work efficiently in all browsers that support read-only form inputs (which is pretty much all browsers released in
Is there any possibility of two asynchronous Javascript function instances executing two blocks of code at the same time?
I understand that Javascript doesn’t have multiple threads, but I’d like to know if the following code has any chance of breaking. My understanding is that unless an asynchronous function is called, such as setTimeout or an AJAX call, that once a block of code starts executing there’s no way for it to pause until it completes or does call
add id to dynamically created
I have the following JavaScript that creates a div and then appends it to the body and then inserts some dynamically generated HTML into it. cartDiv = document.createElement(‘div’); This div I would like to add an id and/or a class to it. If possible both Jquery and JavaScript answers would be great. Answer If I got you correctly, it is
jQuery’s .click – pass parameters to user function
I am trying to call a function with parameters using jQuery’s .click, but I can’t get it to work. This is how I want it to work: $(‘.leadtoscore’).click(add_event(‘shot’)); which calls It works if I don’t use parameters, like this: But I need to be able to pass a parameter through to my add_event function. How can I do this specific
How to silently hide “Image not found” icon when src source image is not found
Do you know how to hide the classic “Image not found” icon from a rendered HTML page when an image file is not found? Any working method using JavaScript/jQuery/CSS? Answer You can use the onerror event in JavaScript to act when an image fails to load: In jQuery (since you asked): Or for all images: You should use visibility: hidden
Restart an animated GIF from JavaScript without reloading the image
I am creating a slideshow of animations using animated GIFs. I’m crossfading from one animation to the next. The problem is: the only way I have discovered to ensure that the GIF starts animating from the first frame is to reload it each time it’s shown. The GIFs are 200KB or so each, which is way too much bandwidth for