【Golang】Go中时间（time）的用法以及gorm处理时间戳.pdfVIP

【【Golang】】Go中中时时间间（（time））的的⽤⽤法法以以及及gorm处处理理时时间间戳戳

time包提供了时间的显⽰和测量⽤的函数。⽇历的计算⽤的是公历。time类型

typeTimestruct{

//wallandextencodethewalltimeseconds,walltimenanoseconds,

//andoptionalmonotonicclockreadinginnanoseconds.

//

//Fromhightolowbitposition,wallencodesa1-bitflaghasMonotonic),

//a33-bitsecondsfield,anda30-bitwalltimenanosecondsfield.

//Thenanosecondsfieldisintherange[0,999999999].

//IfthehasMonotonicbitis0,thenthe33-bitfieldmustbezero

//andthefullsigned64-bitwallsecondssinceJan1year1isstoredinext.

//IfthehasMonotonicbitis1,thenthe33-bitfieldholdsa33-bit

//unsignedwallsecondssinceJan1year1885,andextholdsa

//signed64-bitmonotonicclockreading,nanosecondssinceprocessstart.

walluint64

extint64

//locspecifiestheLocationthatshouldbeusedto

//determinetheminute,hour,month,day,andyear

//thatcorrespondtothisTime.

//ThenillocationmeansUTC.

//AllUTCtimesarerepresentedwithloc==nil,neverloc==utcLoc.

loc*Location

}

time可以精确到纳秒，下⾯是各种时间换

packagemain

import

fmt

time

)

funcmain){

t:=time.Now)

fmt.Printlnt)//获取当前时间2021-09-2310:55:44.831571+0800CSTm=+0.000090412

fmt.Printlnt.Unix))//获取当前时间时间戳1632366278

//fmt.Printlnt.UnixMilli))//获取当前时间毫秒1632366278605

//fmt.Printlnt.UnixMicro))//获取当前时间微秒1632366278605122

fmt.Printlnt.UnixNano))//获取当前时间时纳秒1632366278605122000

fmt.Printlnt.Hour))//获取当前⼩时10

fmt.Printlnt.Day))//获取当前天23

fmt.Printlnt.Weekday))//获取当前周Thursday

fmt.Printlnt.ISOWeek))//获取当前周202138

//格式化当前时间表⽰

fmt.Printlnt.String))//字符型

fmt.Printlnt.Format2006-01-0215:04:05))//2021-09-2311:12:42

fmt.Printlnt.Format2006-01-02))//2021-09-2