Article Categories
- All Categories
-
Data Structure
-
Networking
-
RDBMS
-
Operating System
-
Java
-
MS Excel
-
iOS
-
HTML
-
CSS
-
Android
-
Python
-
C Programming
-
C++
-
C#
-
MongoDB
-
MySQL
-
Javascript
-
PHP
jQuery Articles
Page 3 of 42
How to count number of columns in a table with jQuery
To count number of columns in a table with jQuery, use the each() function with attr(). This method iterates through each cell in the first row and accounts for cells that span multiple columns using the colspan attribute. Example You can try to run the following code to learn how to count columns in a table − jQuery Example table { ...
Read MoreHow to count number of rows in a table with jQuery?
Counting the number of rows in a table is a common requirement in web development. jQuery provides several methods to count table rows efficiently. In this tutorial, we'll learn how to count table rows using jQuery's .length property. Basic Method to Count Table Rows The simplest way to count table rows is by using jQuery's selector to target all tr elements within a table and then use the .length property to get the count. Example Here's a complete example that demonstrates how to count table rows − Count ...
Read MoreHow can I tell if table row is in view using jQuery?
To check if a table row is visible in the viewport or exists on the page, you can use jQuery's is()
Read MoreHow to make a jQuery function call after “X” seconds?
To make a jQuery function call after "X" seconds, use the setTimeout() method. This method allows you to delay the execution of any function by a specified number of milliseconds. On button click, you can set a timeout and fade out an element. The setTimeout() method takes two parameters: the function to execute and the delay in milliseconds − $("#button1").bind("click", function() { setTimeout(function() { $('#list').fadeOut(); }, 4000); }); In the above code, 4000 represents 4000 milliseconds (4 seconds), which is the delay that ...
Read MoreHow to check whether a string contains a substring in jQuery?
The jQuery :contains() Selector is used to check whether a string contains a substring in jQuery. This selector selects elements that contain the specified text as a substring, making it useful for filtering and styling elements based on their content. Set the substring you are searching for in the contains() method as shown below − $(document).ready(function(){ $("p:contains(Video)").css("background-color", "blue"); }); In the above example, all paragraph elements containing the word "Video" will have their background color changed to blue. Example Now, let us see the complete code to check whether a ...
Read MoreHow to set HTML content of an element using jQuery?
To set the HTML content of an element, use the html() method. This method allows you to replace the existing HTML content inside a selected element with new HTML markup. Syntax The basic syntax for setting HTML content is − $(selector).html(content) Where content is the HTML string you want to insert into the element. Example You can try to run the following code to set HTML content of an element using jQuery − ...
Read MoreHow to disable right click using jQuery?
To disable right click on a page, use the jQuery bind() method. This prevents users from accessing the context menu that typically appears when right-clicking on web elements. Example You can try to run the following code to learn how to disable right click − $(document).ready(function(){ $(document).bind("contextmenu", function(e){ return false; ...
Read MoreHow to bind events on dynamically created elements using jQuery?
When working with dynamically created elements in jQuery, regular event binding methods like click() or on() directly on elements won't work because these elements don't exist in the DOM when the page loads. To solve this, you need to use event delegation by binding events to a parent element that exists at page load. The key is to use $(document).on(event, selector, handler) or bind to a specific parent container. This way, the event is attached to an existing element and will trigger when the specified selector matches any current or future child elements. Example Here's a complete ...
Read MoreHow to insert element as a first child using jQuery?
To insert element as a first child using jQuery, use the prepend() method. The prepend(content) method prepends content to the inside of every matched element, positioning it as the first child. The prepend() method is particularly useful when you need to add new content at the beginning of an element's children, rather than at the end like append() does. Syntax The basic syntax for the prepend method is − $(selector).prepend(content) Where content can be HTML strings, DOM elements, text nodes, or jQuery objects. Example You can try to run the following ...
Read MoreHow to wrap first few items in div using jQuery?
To wrap first few items in div, use the :lt selector and to wrap, use the wrapAll() method. The :lt() selector selects elements at an index less than the specified number, while wrapAll() wraps all matched elements together with a single wrapper element. The :lt() selector is zero-indexed, meaning :lt(4) selects the first 4 elements (indices 0, 1, 2, and 3). This makes it perfect for targeting a specific number of items from the beginning of a collection. Example You can try to run the following code to learn how to wrap first few list items in ...
Read More