The val() method returns or sets the value attribute of the selected elements. To get a form value with jQuery use the val() function. Let’s say we have a form like this, using an id for each form element. HTML Code jQuery Code Empty Value
JQuery library was developed specifically to simplify and to unify certain JavaScript functionality. However if you need to check a variable against undefined value, there is no need to invent any special method, since JavaScript has a typeof operator, which is simple, fast and cross-platform.
In popular networking sites such as Facebook and Linkedin, you might have observed the feature called Image Preview. Preview image before upload is a most required feature for file upload functionality. It helps the user to view chosen file and change the image before upload. HTML Code Jquery / JavaScript Code
Today I’m going to share about multiple file upload in PHP. We’ll be using jQuery to add or remove new file fields. This one is useful when your system has multiple image upload or document management feature. You may also like How to Create Dynamic Add/Remove rows with input fields in HTML table using JavaScript and How to […]
If you have contact form or job apply form in your website, then you might have FILE field in the form. Where you are actually asking user to upload/submit valid file. If it is a job apply form then you would be asking to submit .doc, .docx, .rtf, .odt files. With jQuery it is easy […]
Here I will explain how to use jQuery to hide bootstrap modal popup on button click with example or jQuery close bootstrap modal popup on button click. Code
You can use the jQuery prop() method to check or uncheck radio button dynamically such as on click of button or an hyperlink etc. The prop() method require jQuery 1.6 and above. Code
In this tutorial you are going to see how to write a jQuery script which should display the number of characters entered in a textbox realtime. This script could be very much useful if you want show the user how many characters the user has entered into a text box or textarea. HTML Code Jquery […]
HTML Code CSS Code jQuery Code PHP Code (upload_file.php)
Here I will explain how to use jQuery to show bootstrap modal popup on button click with example or jQuery open bootstrap modal popup on button click with example or open / show bootstrap modal popup window using jQuery with example. By using “modal” property we can show bootstrap modal popup on button click. Code