form-submit.js

function submit_form(formAction,formdata,form,callback,async=true) 
{  
    $.ajax({
        url         : formAction,
        data        : formdata ? formdata : form.serialize(),
        cache       : false,
        contentType : false,
        processData : false,
        type        : 'POST',
        async       : async,
        headers: 
        {
            'X-CSRF-TOKEN': $('meta[name="csrf-token"]').attr('content')
        },
        beforeSend: function()
        {
            //NProgress.start();
        },
        complete: function()
        {
            //NProgress.done();
            //NProgress.remove();
        },
        success: function(data, textStatus, jqXHR)
        {  
            //$("input[name=csrf_skill]").val(data.csrf);
            callback(data)
        },
        error: function (xhr, status, error,data) 
        {
            console.log(xhr.responseText);
            //errorHandle(xhr.responseText);
            alert("Can't do because: " + error);
        },
    });
}