I have a file input element
<input type="file" id="fileid">
How do I call a JavaScript function after selecting a file from the dialog window and closing it?
The first method is to call the JavaScript function in HTML. For this, you have to create a function then define this function either in the head section or body section of the HTML document. You can either create a link or a button and then an onclick() event is associated with them in order to call this function.
How to call a function in JavaScript. Calling a function (aka method) in JavaScript is similar to any other programming language that uses a C-like syntax. Simply call the function by name, then pass in any required parameters in a comma delimited list enclosed in parenthesis.
length property to check file is selected or not. If element. files. length property returns 0 then the file is not selected otherwise file is selected.
jQuery("input#fileid").change(function () { alert(jQuery(this).val()) });
If you love us? You can donate to us via Paypal or buy me a coffee so we can maintain and grow! Thank you!
Donate Us With