package main
import (
"fmt"
"time"
)
func main() {
l, err := time.LoadLocation("Asia/Shanghai")
if err != nil {
panic(err)
}
t := time.Date(2017, 11, 30, 11, 10, 20, 0, l)
fmt.Printf("Default date is: %v\n", t)
// Add 3 days
r1 := t.Add(72 * time.Hour)
fmt.Printf("Default date +3HRS is: %v\n", r1)
// Subtract 3 days
r1 = t.Add(-72 * time.Hour)
fmt.Printf("Default date -3HRS is: %v\n", r1)
// More comfortable api
// to add days/months/years
r1 = t.AddDate(1, 3, 2)
fmt.Printf("Default date +1YR +3MTH +2D is: %v\n", r1)
}
/*
Default date is: 2017-11-30 11:10:20 +0800 CST
Default date +3HRS is: 2017-12-03 11:10:20 +0800 CST
Default date -3HRS is: 2017-11-27 11:10:20 +0800 CST
Default date +1YR +3MTH +2D is: 2019-03-04 11:10:20 +0800 CST
*/
