File Size restriction validation using Javascript
Introduction: Hello Friends!! In this article I will explain about the implementation of File size restriction using Javascript with complete Javascript code. This code Validate the File Size before uploading the file using JavaScript as per your requirement Implementation: The following HTML code will use a HTML Fileuploader Control and a Button with named Upload File and also a lable with id named display_msg. Here I will assign a javascript OnClick event handler to the Button. When the button named Upload File is clicked Validation of javascript function will be called. Inside the created Validation javascript function, a condition is performed that if the size of the file that will be upload is less than allowed size then file will be uploaded and other side if not then, the error message will be displayed in lable element. < input type ="file" id ="file_upload" /> < lable id ="lbl_message" style =" color : ...