The concat() method is used to join two or more arrays and find unique() function to unique array. The $.unique() function searches through an array of objects, sorting the array, and removing any duplicate nodes. A node is considered a…
In this article we have created drag and drop feature which is based on File DataTransfer object. DataTransfer object holds information about the user interaction, including what files (if any) the user dropped on the element to which the event…
In this tutorial how to detect the user browser software using JavaScript. This script is written to best convey the logic to someone new to programming. We also make special considerations for modern versions of Internet Explorer browser detection in…
The keyup() method triggers the keyup event, or attaches a function to run when a keyup event occurs. You can use parseFloat and parseInt to get the values from the other inputs, toFixed to ensure the final value looks like…
In this article, we’ll make the multi-select dropdown more user-friendly and provide the simple way to implement multiple select or multi-select dropdown lists with checkbox using jQuery. jQuery MultiSelect is a jQuery plugin that turns a multiselect list into a…
In this article we will create a user interface where user can add/delete multiple rows in a form using JavaScript. In my previous article, I had discussed about the dynamic PHP and html form with qty price and total in…
Today, I am starting to write an article about dynamic invoice forms in PHP because we need this type of form in a professional way and it is very beneficial for project study because we can’t know the actual rows.…
We have already explained about form validation using same technologies. Now, the same can be done by using Ajax, In this blog post we will tell you how it can be done. We have created an HTML form with four…
The required attribute is a boolean attribute. When present, it specifies that an input field must be filled out before submitting the form to create dynamic required attribute to see below example. Note: The required attribute works with the following…
I have been using some JavaScript techniques in the past to find the maximum number in an array. I recently stumbled upon a real fast and simple solution to find the max number in an array and thought of sharing…