How to find out the number of selected files?

Question

css

Hello. I'm using the non-stock input file codepen.io/CreativeJuiz/pen/uEHeD . I screwed multiple to it, but now I don’t understand. How can I display the number of files selected by the user? type: you have selected 3 files.

Answer 1

you hang on input onchange="get_files()"
and in js function:

function get_files() {
    var upload = document.getElementById('file');
    alert('You upload ' + upload.files.length + ' files');
}