JS
(quick guide & example)
PICK A CSV FILE <input type="file" accept=".csv" id="demo">
FILE PICKER let picker = document.getElementById ("demo");
picker.onchange = () => { GET SELECTED FILE let selected = picker.files[0]; READ CSV FILE INTO ARRAY let reader = new FileReader(); reader.addEventListener("loadend", () => { let csv = CSV.parse(reader.result); console.log(csv); }); reader.readAsText(selected); };