How to check file input size with jQuery?

Question

I have a form with file upload capabilities and I would like to be able to have some nice client side error reporting if the file the user is trying to upload is too big, is

Answer 1

Use below to check file's size and clear if it's greater,

    $("input[type='file']").on("change", function () {
     if(this.files[0].size > 2000000) {
       alert("Please upload file less than 2MB. Thanks!!");
       $(this).val('');
     }
    });