golang Time to String

package main                                                                                                                                                           

import (
    "fmt"
    "time"
)

// @link https://golang.org/pkg/time/

func main() {

    //caution : format string is `2006-01-02 15:04:05.000000000`

    current := time.Now()

    fmt.Println("origin : ", current.String())
    // origin :  2016-09-02 15:53:07.159994437 +0800 CST

    fmt.Println("mm-dd-yyyy : ", current.Format("01-02-2006"))
    // mm-dd-yyyy :  09-02-2016

    fmt.Println("dd-mm-yyyy : ", current.Format("02-01-2006"))
    // dd-mm-yyyy :  02-09-2016

    fmt.Println("yyyy-mm-dd : ", current.Format("2006-01-02"))
    // yyyy-mm-dd :  2016-09-02

    // separated .
    fmt.Println("yyyy.mm.dd : ", current.Format("2006.01.02"))
    // yyyy.mm.dd :  2016.09.02

    // separated /
    fmt.Println("yyyy/mm/dd : ", current.Format("2006/01/02"))
    // yyyy/mm/dd :  2016/09/02

    fmt.Println("yyyy-mm-dd HH:mm:ss : ", current.Format("2006-01-02 15:04:05"))
    // yyyy-mm-dd HH:mm:ss :  2016-09-02 15:53:07

    // StampMilli
    fmt.Println("yyyy-mm-dd HH:mm:ss: ", current.Format("2006-01-02 15:04:05.000"))
    // yyyy-mm-dd HH:mm:ss:  2016-09-02 15:53:07.159

    // StampMicro
    fmt.Println("yyyy-mm-dd HH:mm:ss: ", current.Format("2006-01-02 15:04:05.000000"))
    // yyyy-mm-dd HH:mm:ss:  2016-09-02 15:53:07.159994

    //StampNano
    fmt.Println("yyyy-mm-dd HH:mm:ss: ", current.Format("2006-01-02 15:04:05.000000000"))
    // yyyy-mm-dd HH:mm:ss:  2016-09-02 15:53:07.159994437

}