timestampToTime(row, column) {
var date = new Date(row);
var Y = date.getFullYear() + "年";
var M =
(date.getMonth() + 1 < 10
? "0" + (date.getMonth() + 1)
: date.getMonth() + 1) + "月";
var D = date.getDate() + "日 ";
return Y + M + D;
}