upload.

src/moment-demo.js

@@ -25,10 +25,14 @@ var moment = require("moment");
 // print(duration1, duration2, result);
 
 // 求时间的差值
-var start_time = "2019-07-08 23:45:09";
-var end_time = "2019-07-09 00:00:00";
-var result = moment(end_time).diff(moment(start_time), 's');
-print(result);
+var start_time = "2019-03-31";
+var end_time = "2019-06-30";
+print(moment.VERSION);
+print(moment('2020-02-01').add(1, 'months'));
+print(moment(start_time).add(3, 'months'));
+print(moment(end_time).diff(moment(start_time), 'months', true));
+print(moment(start_time).add(3, 'months').diff(moment(start_time), 'months'));
+print(moment(start_time).add(90, 'days').diff(moment(start_time), 'days'));
 
 // 取整点
 // var start_time = "2019-07-08 23:45:09";