260 lines
6.2 KiB
Go
260 lines
6.2 KiB
Go
package timeUtil
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import (
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"fmt"
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"strconv"
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"strings"
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"time"
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"goutil/stringUtil"
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)
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// format time like java, such as: yyyy-MM-dd HH:mm:ss
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// t：时间
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// format：格式化字符串
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// 返回值：
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// 格式化后的字符串
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func Format(t time.Time, format string) string {
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//year
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if strings.ContainsAny(format, "y") {
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year := strconv.Itoa(t.Year())
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if strings.Count(format, "yy") == 1 && strings.Count(format, "y") == 2 {
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format = strings.Replace(format, "yy", year[2:], 1)
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} else if strings.Count(format, "yyyy") == 1 && strings.Count(format, "y") == 4 {
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format = strings.Replace(format, "yyyy", year, 1)
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} else {
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panic("format year error! please 'yyyy' or 'yy'")
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}
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}
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//month
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if strings.ContainsAny(format, "M") {
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var month string
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if int(t.Month()) < 10 {
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month = "0" + strconv.Itoa(int(t.Month()))
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} else {
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month = strconv.Itoa(int(t.Month()))
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}
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if strings.Count(format, "MM") == 1 && strings.Count(format, "M") == 2 {
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format = strings.Replace(format, "MM", month, 1)
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} else {
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panic("format month error! please 'MM'")
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}
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}
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//day
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if strings.ContainsAny(format, "d") {
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var day string
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if t.Day() < 10 {
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day = "0" + strconv.Itoa(t.Day())
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} else {
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day = strconv.Itoa(t.Day())
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}
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if strings.Count(format, "dd") == 1 && strings.Count(format, "d") == 2 {
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format = strings.Replace(format, "dd", day, 1)
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} else {
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panic("format day error! please 'dd'")
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}
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}
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//hour
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if strings.ContainsAny(format, "H") {
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var hour string
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if t.Hour() < 10 {
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hour = "0" + strconv.Itoa(t.Hour())
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} else {
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hour = strconv.Itoa(t.Hour())
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}
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if strings.Count(format, "HH") == 1 && strings.Count(format, "H") == 2 {
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format = strings.Replace(format, "HH", hour, 1)
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} else {
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panic("format hour error! please 'HH'")
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}
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}
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//minute
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if strings.ContainsAny(format, "m") {
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var minute string
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if t.Minute() < 10 {
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minute = "0" + strconv.Itoa(t.Minute())
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} else {
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minute = strconv.Itoa(t.Minute())
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}
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if strings.Count(format, "mm") == 1 && strings.Count(format, "m") == 2 {
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format = strings.Replace(format, "mm", minute, 1)
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} else {
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panic("format minute error! please 'mm'")
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}
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}
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//second
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if strings.ContainsAny(format, "s") {
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var second string
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if t.Second() < 10 {
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second = "0" + strconv.Itoa(t.Second())
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} else {
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second = strconv.Itoa(t.Second())
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}
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if strings.Count(format, "ss") == 1 && strings.Count(format, "s") == 2 {
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format = strings.Replace(format, "ss", second, 1)
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} else {
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panic("format second error! please 'ss'")
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}
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}
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return format
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}
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// 转换成日期字符串
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// timeVal：待转换的时间
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// 返回值：
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// string:格式形如：2016-10-10
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/*
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前面是含义，后面是 go 的表示值,多种表示,逗号","分割
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月份 1,01,Jan,January
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日 2,02,_2
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时 3,03,15,PM,pm,AM,am
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分 4,04
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秒 5,05
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年 06,2006
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时区 -07,-0700,Z0700,Z07:00,-07:00,MST
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周几 Mon,Monday
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*/
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func ToDateString(timeVal time.Time) string {
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return timeVal.Local().Format("2006-01-02")
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}
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// 忽略时区，转换成日期字符串
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// timeVal：待转换的时间
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// 返回值：
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// string:格式形如：2016-10-10
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/*
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前面是含义，后面是 go 的表示值,多种表示,逗号","分割
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月份 1,01,Jan,January
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日 2,02,_2
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时 3,03,15,PM,pm,AM,am
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分 4,04
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秒 5,05
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年 06,2006
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时区 -07,-0700,Z0700,Z07:00,-07:00,MST
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周几 Mon,Monday
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*/
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func ToDateString2(timeVal time.Time) string {
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return timeVal.Format("2006-01-02")
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}
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// 以本地时区为准，转换成时间字符串
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// timeVal：待转换的时间
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// 返回值：
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// string:格式形如：2016-10-10 10:10:10
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/*
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前面是含义，后面是 go 的表示值,多种表示,逗号","分割
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月份 1,01,Jan,January
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日 2,02,_2
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时 3,03,15,PM,pm,AM,am
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分 4,04
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秒 5,05
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年 06,2006
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时区 -07,-0700,Z0700,Z07:00,-07:00,MST
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周几 Mon,Monday
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*/
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func ToDateTimeString(timeVal time.Time) string {
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return ToDateTimeStringEx(timeVal, false)
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}
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func ToDateTimeStringEx(timeVal time.Time, flagT bool) string {
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if flagT {
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val := timeVal.Local().Format("2006-01-02 15:04:05")
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return strings.Replace(val, " ", "T", -1)
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}
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return timeVal.Local().Format("2006-01-02 15:04:05")
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}
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// 忽略时区，转换成时间字符串
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// timeVal：待转换的时间
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// 返回值：
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// string:格式形如：2016-10-10 10:10:10
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/*
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前面是含义，后面是 go 的表示值,多种表示,逗号","分割
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月份 1,01,Jan,January
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日 2,02,_2
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时 3,03,15,PM,pm,AM,am
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分 4,04
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秒 5,05
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年 06,2006
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时区 -07,-0700,Z0700,Z07:00,-07:00,MST
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周几 Mon,Monday
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*/
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func ToDateTimeString2(timeVal time.Time) string {
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return ToDateTimeStringEx2(timeVal, false)
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}
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// 日期和时间中间带T方式
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func ToDateTimeStringEx2(timeVal time.Time, flagT bool) string {
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if flagT {
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val := timeVal.Format("2006-01-02 15:04:05")
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return strings.Replace(val, " ", "T", -1)
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}
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return timeVal.Format("2006-01-02 15:04:05")
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}
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// 转换成日期格式
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func ToDateTime(timeVal string) (time.Time, error) {
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if stringUtil.IsEmpty(timeVal) {
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return time.Time{}, fmt.Errorf("timeval is empty")
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}
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return time.ParseInLocation("2006-01-02 15:04:05", timeVal, time.Local)
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}
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// 以指定时区，转换成日期格式
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func ToDateTime2(timeVal string, location *time.Location) (time.Time, error) {
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if stringUtil.IsEmpty(timeVal) {
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return time.Time{}, fmt.Errorf("timeval is empty")
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}
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return time.ParseInLocation("2006-01-02 15:04:05", timeVal, location)
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}
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// 转换成时间格式
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func ToDate(timeVal string) (time.Time, error) {
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if stringUtil.IsEmpty(timeVal) {
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return time.Time{}, fmt.Errorf("timeval is empty")
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}
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return time.ParseInLocation("2006-01-02", timeVal, time.Local)
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}
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// 转换成时间格式
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func ToDate2(timeVal string, location *time.Location) (time.Time, error) {
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if stringUtil.IsEmpty(timeVal) {
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return time.Time{}, fmt.Errorf("timeval is empty")
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}
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return time.ParseInLocation("2006-01-02", timeVal, location)
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}
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// 转换成yyyyMMddHHmmssms的格式
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func ToInt64(timeVal time.Time) int64 {
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year := timeVal.Year()
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month := int(timeVal.Month())
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day := timeVal.Day()
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hour := timeVal.Hour()
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minute := timeVal.Minute()
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second := timeVal.Second()
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return int64(int64(year)*1e10) + int64(month*1e8) + int64(day*1e6) + int64(hour*1e4) + int64(minute*1e2) + int64(second)
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}
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