$('.custom-file-input').on('???', function() code example
Example: bootstrap get filename from file input multiple
$(document).ready(function() {
$('input[type="file"]').on("change", function() {
let filenames = [];
let files = document.getElementById("customFile").files;
if (files.length > 1) {
filenames.push("Total Files (" + files.length + ")");
} else {
for (let i in files) {
if (files.hasOwnProperty(i)) {
filenames.push(files[i].name);
}
}
}
$(this)
.next(".custom-file-label")
.html(filenames.join(","));
});
});