JSFiddle - React, Tailwind, and code Playground
by James Doyle
HTML
<input type="file" id="myfileinput" onchange="upload()">
JavaScript
function upload() {
var fileInput = document.getElementById("myfileinput");
// files is a FileList object (simliar to NodeList)
var files = fileInput.files;
alert("Filename is " + files[0].name + "\n"+"Size in Kb is " + files[0].size/1000 + "\n"+"Type is " + files[0].type + "\n");
}