memberstack profile form submit event handler - custom field processing

t.forEach((function(e) {
        var t = e.getAttribute("ms-field") || e.getAttribute("data-ms-member");
        if ("email" !== t && "password" !== t) {
            t = t.replace(/[^a-zA-Z\s]+/g, "-").toLowerCase();
            var r = e.getAttribute("type");
            if ("checkbox" === r)
                o[t] = e.checked;
            else if ("radio" === r) {
                var n = e.getAttribute("name");
                if (!i[n]) {
                    var a = document.querySelector("input[name=" + n + "]:checked");
                    a && (o[t] = a.value),
                        i[n] = !0
                }
            } else
                o[t] = e.value
        }
    }
)),