52
votes
14
answers
3K
views
How can I select an element with multiple classes in jQuery?
I want to select all the elements that have the two classes a and b. <element class="a b"> So, only t
61
votes
30
answers
1.3K
views
$(document).ready equivalent without jQuery
I have a script that uses $(document).ready, but it doesn't use anything else from jQuery. I'd like
55
votes
20
answers
2.2K
views
Get the size of the screen, current web page and browser window
How can I get windowWidth, windowHeight, pageWidth, pageHeight, screenWidth, screenHeight, pageX, pageY, scree
58
votes
19
answers
1.7K
views
How to get the children of the $(this) selector?
I have a layout similar to this: <div id="..."><img src="..."></div> and would like to us
58
votes
30
answers
1K
views
How can I determine if a variable is 'undefined' or 'null'?
How do I determine if variable is undefined or null? My code is as follows: var EmpName = $("div#esd-names d
63
votes
30
answers
1.5K
views
Get selected text from a drop-down list (select box) using jQuery
How can I get the selected text (not the selected value) from a drop-down list in jQuery?
55
votes
18
answers
2.1K
views
.prop() vs .attr()
So jQuery 1.6 has the new function prop(). $(selector).click(function(){ //instead of: this.getAttrib
56
votes
19
answers
2.1K
views
Disable/enable an input with jQuery?
$input.disabled = true; or $input.disabled = "disabled"; Which is the standard way? And, conversely, how
58
votes
30
answers
2.5K
views
Scroll to an element with jQuery
I have this input element: <input type="text" class="textfield" value="" id="subject" name="subject"> T
55
votes
30
answers
2.3K
views
Add table row in jQuery
What is the best method in jQuery to add an additional row to a table as the last row? Is this acceptable? $
55
votes
30
answers
1.5K
views
59
votes
30
answers
1.6K
views
How do I detect a click outside an element?
I have some HTML menus, which I show completely when a user clicks on the head of these menus. I would like to
51
votes
12
answers
1.4K
views
Why does my JavaScript code receive a "No 'Access-Control-Allow-Origin' header is present on the requested resource" error, while Postman does not?
Mod note: This question is about why XMLHttpRequest/fetch/etc. on the browser are subject to the Same Access
58
votes
30
answers
1.4K
views
How can I know which radio button is selected via jQuery?
I have two radio buttons and want to post the value of the selected one. How can I get the value with jQuery?
50
votes
30
answers
593
views
56
votes
30
answers
2.5K
views
What is the JavaScript version of sleep()?
Is there a better way to engineer a sleep in JavaScript than the following pausecomp function (taken from here
57
votes
30
answers
1.6K
views
Is there an "exists" function for jQuery?
How can I check the existence of an element in jQuery? The current code that I have is this: if ($(selector)
47
votes
21
answers
1.9K
views
Is it possible to apply CSS to half of a character?
What I am looking for: A way to style one HALF of a character. (In this case, half the letter being transpare
65
votes
30
answers
2K
views
How can I convert a string to boolean in JavaScript?
Can I convert a string representing a boolean value (e.g., 'true', 'false') into a intrins
63
votes
30
answers
2.9K
views
Creating multiline strings in JavaScript
I have the following code in Ruby. I want to convert this code into JavaScript. What is the equivalent code in
