Tag: jquery

59 votes
11 answers
706 views
DataTables: Cannot read property 'length' of undefined

I understand this a popular issue, and I have read all the similar questions here on Stack Overflow and other

avatar
Freida
0 1 0 9
asked 07 September, 2021
59 votes
30 answers
2.7K views
jQuery Get Selected Option From Dropdown

Usually I use $("#id").val() to return the value of the selected option, but this time it doesn't work. T

avatar
Suzan
0 1 0 9
asked 07 September, 2021
58 votes
22 answers
1.2K views
jQuery get specific option tag text

All right, say I have this: <select id='list'> <option value='1'>Option A

avatar
Elicia
0 1 0 9
asked 07 September, 2021
54 votes
14 answers
1.1K views
How can I get jQuery to perform a synchronous, rather than asynchronous, Ajax request?

I have a JavaScript widget which provides standard extension points. One of them is the beforecreate function.

avatar
Wilfredo
0 1 0 9
asked 07 September, 2021
61 votes
30 answers
2.4K views
How to check if element is visible after scrolling?

I'm loading elements via AJAX. Some of them are only visible if you scroll down the page. Is there any wa

avatar
Alphonso
0 1 0 9
asked 07 September, 2021
57 votes
16 answers
1.1K views
How do I set/unset a cookie with jQuery?

How do I set and unset a cookie using jQuery, for example create a cookie named test and set the value to 1?

avatar
Omar
0 1 0 9
asked 07 September, 2021
55 votes
14 answers
2.3K views
jQuery document.createElement equivalent?

I'm refactoring some old JavaScript code and there's a lot of DOM manipulation going on. var d = do

avatar
Brianne
0 1 0 9
asked 07 September, 2021
55 votes
17 answers
3K views
window.onload vs $(document).ready()

What are the differences between JavaScript's window.onload and jQuery's $(document).ready() method?

avatar
Tana
0 1 0 9
asked 07 September, 2021
55 votes
24 answers
2.5K views
Check if checkbox is checked with jQuery

How can I check if a checkbox in a checkbox array is checked using the id of the checkbox array? I am using t

avatar
Dorinda
0 1 0 9
asked 07 September, 2021
52 votes
13 answers
659 views
How to change the href attribute for a hyperlink using jQuery

How can you change the href attribute (link target) for a hyperlink using jQuery?

avatar
Louetta
0 1 0 9
asked 07 September, 2021
52 votes
14 answers
3K views
How can I select an element by name with jQuery?

I have a table column I’m trying to expand and hide. jQuery seems to hide the <td> elements when I sel

avatar
Vi
0 1 0 9
asked 07 September, 2021
60 votes
30 answers
1.8K views
What is the best way to add options to a select from a JavaScript object with jQuery?

What is the best method for adding options to a <select> from a JavaScript object using jQuery? I'

avatar
Yolando
0 1 0 9
asked 07 September, 2021
48 votes
30 answers
2.1K views
How to manage a redirect request after a jQuery Ajax call

I'm using $.post() to call a servlet using Ajax and then using the resulting HTML fragment to replace a d

avatar
Tuan
0 1 0 9
asked 07 September, 2021
64 votes
19 answers
1.2K views
How can I get the ID of an element using jQuery?

<div id="test"></div> <script> $(document).ready(function() { alert($('#test&apos

avatar
Charis
0 1 0 9
asked 07 September, 2021
58 votes
21 answers
2.7K views
Where should I put <script> tags in HTML markup?

When embedding JavaScript in an HTML document, where is the proper place to put the <script> tags and in

avatar
Dorian
0 1 0 9
asked 07 September, 2021
57 votes
30 answers
1.7K views
Convert form data to JavaScript object with jQuery

How do I convert all elements of my form to a JavaScript object? I'd like to have some way of automatic

avatar
Percy
0 1 0 9
asked 07 September, 2021
48 votes
30 answers
2.3K views
What is the best way to detect a mobile device?

Is there a way to detect whether or not a user is using a mobile device in jQuery? Something similar to the CS

avatar
Dorian
0 1 0 9
asked 07 September, 2021
53 votes
15 answers
1.1K views
How to move an element into another element?

I would like to move one DIV element inside another. For example, I want to move this (including all children)

avatar
Bryan
0 1 0 9
asked 07 September, 2021
53 votes
28 answers
760 views
Preview an image before it is uploaded

I want to be able to preview a file (image) before it is uploaded. The preview action should be executed all

avatar
Dusty
0 1 0 9
asked 07 September, 2021