JavaScript insertBefore() Method

Sometimes we need to insert an element at a specific position, or we need to insert an element before any particular element. At that time we can use JavaScript insert before method. The InsertBefore() Method JavaScript insertBefore() method inserts a node at the specified position between HTML DOM elements. Also Read: JavaScript appendChild() Method Example […]

What Is PHP Array Index? Explained With Example

In PHP language, there are different types of arrays like: Indexed array Associative array Multidimensional array We use them according to our requirements. PHP array provides the index number to each of the array elements. These index numbers are used to perform different operations on arrays. For example: According to the index number of the […]

What Is the PHP Session, and How to Use $_SESSION

The PHP session helps store user information at the client-side, which can be accessed on multiple pages. What is the Session in PHP? When a user surfs on the internet, the webserver doesn’t know who the user is and what he does. So, session variables are used to identify the user by storing the user’s […]

How to Multiple File Upload in PHP Using Ajax

Multiple file upload in PHP using ajax script is relatively easy to implement. Here is the simplest method to upload multiple files using ajax by just creating four files. Also, we have mentioned multiple file upload in PHP using ajax demo code with proper explanation. Direct file upload using the form is quite old fashioned. […]

JavaScript Array Methods Explained With Examples

The Array is used to store multiple values in a single variable. In JavaScript, there are three types of Array: Single Dimensional Array Two Dimensional Array Multi-Dimensional Array Here we are going to discuss single dimensional array initialization and some advanced functions to process JavaScript Arrays. Create a JavaScript Array JavaScript Array Properties Constructor Length […]