var isVisible ( 'myDiv' ).is ( ':visible' ) var isHidden ( 'myDiv' ).is ( ':hidden' ) If you're simply acting on an element based on its visibility, just include :visible. Megamenu_distance = $('#megamenu').offset(). How do I determine the state of a toggled element You can determine whether an element is collapsed or not by using the :visible and :hidden selectors. We can check if a HTML element has a class on click using jQuery very easily by combining the hasClass() method with a click event. Here are the most common ways to check the visibility of an element: console.log((myElement).is(':hidden')) console.log((myElement).is(':visible')) console.log((myElement).css('visibility') 'hidden') console.log((myElement).css('display') 'none') console.log((myElement). Checking if Element Has Class Using jQuery On Click. In this article, we will take a look at how to check if an element is hidden with JQuery. I'm sure there is room for improvement - so please correct me, I'll update accordingly. JavaScript: Check if Element is Hidden with jQuery. When the user scrolls down, I want the div to stay where it is until it reaches the top of the screen. Logincollapse is my container div that holds the login form and other hidden content until the login button is clicked. I have a div that is positioned about 100px from the top of the browser window. I came up with this to update the navbar position so if a user clicks 'login' and then scrolls, the navbar will correctly fix itself to the top. So what? Well, now the position of my navbar has changed and if I don't update that position, when I scroll the navbar will fly up to the top of the browser - even though it's not really at the top. I also have a 'login' button on my page that when clicked, slides the navbar and all contents below it down to reveal the login form. I am using a Twitter Bootstrap Navbar for my primary navigation. Using the accepted answer above and also referencing the 'Learning from Twitter' link (thank you Sibler) I came up with the following. Syntax jQuery is () Method to Check Matching Parent Element Check If Class is Present Using the Method Syntax The syntax of this method is given below:- Syntax (selector).is (selectorElement, function (index, element)) Description of the Parameters The description of these parameters is given below. Not so much an answer, but could be helpful to someone else.
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