function ChangeDateFormat(val) {

    if (val != null) {

        var date = new Date(parseInt(val.replace("/Date(", "").replace(")/", ""), 10));

        //月份为0-11，所以+1，月份小于10时补个0

        var month = date.getMonth() + 1 < 10 ? "0" + (date.getMonth() + 1) : date.getMonth() + 1;

        var currentDate = date.getDate() < 10 ? "0" + date.getDate() : date.getDate();

        return date.getFullYear() + "-" + month + "-" + currentDate;

    }

    return "";

}