Upload file with ajax

upload.js

$("body").on("submit", "#my-form", function(e){
        e.preventDefault();

        var _this = $(this);
        var formData = new FormData(this);
        $.ajax({
            url: 'some-url',
            data: formData,
            method: 'POST',
            cache:false,
            contentType: false,
            processData: false,
            beforeSend: function(){},
            success: function(response){},
            error: function(error){},
            complete: function(){}
        });

    });