Is there such a thing? I know that I can hook my function on the click event of all links, but there are other situations where a page is changed, like refresh or when a different script changes the window.location In the end, I did it by sending a string trough postMessage from the unload event, like this: i…
Tag: jquery
How to detect radio button deselect event?
Is there an easy way to attach a “deselect” event on a radio button? It seems that the change event only fires when the button is selected. HTML JavaScript jsFiddle Answer Why don’t you simply create a custom event like, lets say, deselect and let it trigger on all the members of the click…
Fast way to get the min/max values among properties of object
I have an object in javascript like this: Is there a fast way to get the minimum and maximum value among the properties without having to loop through them all? because the object I have is huge and I need to get the min/max value every two seconds. (The values of the object keeps changing). Answer There̵…
How to detect line breaks in a text area input?
What is the best way to check the text area value for line breaks and then calculate the number of occurrences, if any? I have a text area on a form on my webpage. I am using JavaScript to grab the value of the text area and then checking its length. Example If a user enters a line break in
How to add/subtract dates with JavaScript?
I want to let users easily add and subtract dates using JavaScript in order to browse their entries by date. The dates are in the format: “mm/dd/yyyy”. I want them to be able to click a “Next” button, and if the date is: ” 06/01/2012″ then on clicking next, it should become…
multiple image uploads, display all,drag-drop from all [closed]
Closed. This question needs to be more focused. It is not currently accepting answers. Want to improve this question? Update the question so it focuses on one problem only by editing this post. Closed 1 year ago. Improve this question I am new to Jquery and ajax. I need to upload multiple images to server fol…
What is the difference between “window.location.href” and “window.location.hash”?
I learned “window.location.hash” new and tried in my jquery code instead of “window.location.href” and both of them gave same results. Code is here : What is the difference between them? Answer For a URL like http://[www.example.com]:80/search?q=devmo#test hash – returns the part…
jQuery: Select data attributes that aren’t empty?
I’m trying to select all elements that have a data-go-to attribute that is not empty. I’ve tried $(‘[data-go-to!=””]’) but oddly enough it seems to be selecting every single element on the page if I do that. Answer try UPDATE: For the sake of not leading anyone astray, this…
how to get youtube video id from url
I am trying to check whether a url is a valid youtube video URL and get the youtube video ID from it, so far I am using a simple javascript split function in order to achieve this, however this has some minor disadvantages as youtube has multiple URL’s. I have been viewing other stackoverflow threads ho…
setInterval(function(),time) change time on runtime
I want to change setInterval function time when my code is running. I try this First SetInterval does not work! Answer You’re clearing the interval on the next line, so the first one wont work, as it gets cleared right away : Also, as gdoron says, setting a interval of nothing isn’t really valid, …