using jQuery here, however unable to prevent numbers from being typed into the input field http://codepen.io/leongaban/pen/owbjg Input jQuery I’ve seen plenty of examples here on how to restrict to only Numbers, and I’m using the correct key codes for a-z and A-Z. Do you see what I’m doing w…
Tag: jquery
Stop form refreshing page on submit
How would I go about preventing the page from refreshing when pressing the send button without any data in the fields? The validation is setup working fine, all fields go red but then the page is immediately refreshed. My knowledge of JS is relatively basic. In particular I think the processForm() function at…
Dynamically disabling/enabling jquery click handlers using delegated events
I have a number of clickable elements on a page that shouldn’t be enabled until a resource gets loaded. My idea was to initialize the buttons with a .disabled class, which I would then remove when the resource was ready. In the meantime, I’d have a handler on the .disabled click event that would p…
How to fire an event on class change using jQuery?
I would like to have something like: Answer There is no event raised when a class changes. The alternative is to manually raise an event when you programatically change the class: UPDATE – 2015 This question seems to be gathering some visitors, so here is an update with an approach which can be used wit…
Passing string variable with spaces
In the following code: ‘set’ is a string variable which can have spaces in it. I’m noticing when it has spaces it’s not working correctly. How can I fix this? EDIT: For clarity, I’d like to keep the spaces intact. Answer You have to replace intermediate space (‘ ‘) wi…
How to get a number of random elements from an array?
I am working on ‘how to access elements randomly from an array in javascript’. I found many links regarding this. Like: Get random item from JavaScript array But in this, we can choose only one item from the array. If we want more than one elements then how can we achieve this? How can we get more…
Abort new AJAX request before completing the previous one
I have a function that runs an AJAX call on the change of an input. But, there is a chance that the function will be fired again before the previous ajax call has completed. My question is, how would I abort the previous AJAX call before starting a new one? Without using a global variable. (See answer to a si…
How do you force a Jquery Mobile popup to open using php?
Basically, I am trying to force one of my Jquery mobile popups to open up when isset($_POST[“submit”]) is triggered. Note that having the popup load on page load will not work in this situation, it must be activated when the form is submitted. For example: Answer Can you try this one ?? Credits to…
jQuery: Uncaught Error: Syntax error, unrecognized expression
In my HTML, I have: In the above code, I have one <div> with an id of 2013-10-23, and when getting that id it is throwing this syntax error: Answer try your solution is passing the double quotes as part of the string.
if/else to call the function, the rest of the logic is identical
I am having a js code inside a js function. This contains an if else condition which contains same functionality, the only thing changed is the parameter. So the only thing different is the parameter string you are passing to the functions. The if/else is used to call the function, the rest of the logic is id…