JQuery 获取form表单数据，并转换json数据提交

/**
 * 初始化  serializeObject
 */
function initSerializeObject() {
    $.fn.serializeObject = function () {
        var o = {};
        var a = this.serializeArray();
        $.each(a, function () {
            if (o[this.name]) {
                if (!o[this.name].push) {
                    o[this.name] = [o[this.name]];
                }
                o[this.name].push(this.value || '');
            } else {
                o[this.name] = this.value || '';
            }
        });
        return o;
    };
}

function submit(){
    // 初始化 序列化对象的方法
    initSerializeObject();
    //获取 from表单的数据
    let jsonData = $("#from-appointment").serializeObject();
    $.ajax({
            type: "post",
            url: "",
            contentType: "application/json; charset=utf-8",
            cache: false,
            async: false,
            data: JSON.stringify(jsonData), //转换成json数据
            success: function (resultData) {
                
            }
        });
}