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…
Tag: html
How to pass an array from HTML to Javascript?
I have a form which has multiple <select> drop-down boxes. I wish to pass the value in these drop-down boxes as an array to a JavaScript function. Currently my code is like: Where all_films is a variable from Django framework (Most probably you need not concern yourself with it). What I want to do is th…
Firefox div > svg mouseover fires OUTSIDE div
I have a div with two svg-elements inside, which are shown/hidden when hovering with the mouse. The mouseover event is registered with the div. On Chrome and Safari it works, on FF the SVG sits at a different position and the “hitbox” of the div where I can hover, is very large, like 3 times the a…
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…
Viewport argument value “device-width;” for key “width” is invalid, and has been ignored. Note that
I am getting this error in JavaScript: Viewport argument value “device-width;” for key “width” is invalid, and has been ignored. Note that ‘;’ is not a separator in viewport values. The list should be comma-separated. How do I fix this? Answer I had this same error. Oddly, …
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.
HTML5 event for `onselectionchange`
Is there a standard cross-browser HTML5 event which corresponds to IE legacy onselectionchange (so it is fired when the current selection changes)? EDITED, I’m looking to track Selection object changes. Answer use onchange I recommend using jQuery to avoid these cross browser issues, but that does not m…
‘currentApple’ is already defined showing in jslint
I have have some js code; in that I ran the js lint. I have this error: ‘currentApple’ is already defined Do I need to remove var currentApple from else to make it work? I’m providing my code below: Answer
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…
Open a new javascript window(.open) along with its CSS styling
I’m trying to get this function to work on the website of a project I’m working on. The purpose of this function is to only (physically) print the contents of a child div which is coincidentally referred to as selector #content. Here’s the little bit I’ve got ’till now: The funct…