验证 decimal 和 数字

if (!(/^\d{1,18}(.\d{1,2})?$/gi.test($.trim($("#MeetBudget").val())))) {
                        layer.alert('费用预算格式不正确', { closeBtn: 0 });
                        return;
                    }

 <input type="text" onkeyup='this.value=this.value.replace(/\D/gi,"")' id="SumNumber" name="SumNumber" maxlength="5" class="input" value="<%=meet.SumNumber==0?"":meet.SumNumber.ToString() %>" />

 if (meetYc == "跨部门专题会议" || (meetYc == "公司级会议" && $.trim($("input:radio[name='Classified']:checked").val()) == "0")) {
                        if (StartTime == "" || EndTime == "" || Title == "" || Expected == "") {
                            error = 1;
                            return true;
                        }
                    }

var meetType = $("#tdMeetCode").attr("data-Code");
            if (meetType == "会-201712190001") {
                $(".tdMeetAddress,.tdMeetBudget").show();
            } else {
                $(".tdMeetAddress,.tdMeetBudget").hide();
            }
            $(".divClassified").hide();
            $(".MeetRemark").hide();
            $("#MeetCate").bind("change", function () {
                var value = $(this).val();
                if (value == "公司级会议") {
                    $(".divClassified,.MeetRemark").show();
                    $("#radNo").prop("checked",true);
                } else {
                    $(".divClassified,.MeetRemark").hide();
                }
                if (value == "培训会议" || value == "部门日常管理例会") {
                    $("#MeetAgenda").hide();
                } else {
                    $("#MeetAgenda").show();
                }
            });