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275 lines
7.2 KiB
275 lines
7.2 KiB
package common
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import (
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"fmt"
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"log"
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"strconv"
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"strings"
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"time"
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"errors"
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)
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// DateFormat pattern rules.
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var datePatterns = []string{
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// year
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"Y", "2006", // A full numeric representation of a year, 4 digits Examples: 1999 or 2003
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"y", "06", //A two digit representation of a year Examples: 99 or 03
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// month
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"m", "01", // Numeric representation of a month, with leading zeros 01 through 12
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"n", "1", // Numeric representation of a month, without leading zeros 1 through 12
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"M", "Jan", // A short textual representation of a month, three letters Jan through Dec
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"F", "January", // A full textual representation of a month, such as January or March January through December
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// day
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"d", "02", // Day of the month, 2 digits with leading zeros 01 to 31
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"j", "2", // Day of the month without leading zeros 1 to 31
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// week
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"D", "Mon", // A textual representation of a day, three letters Mon through Sun
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"l", "Monday", // A full textual representation of the day of the week Sunday through Saturday
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// time
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"g", "3", // 12-hour format of an hour without leading zeros 1 through 12
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"G", "15", // 24-hour format of an hour without leading zeros 0 through 23
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"h", "03", // 12-hour format of an hour with leading zeros 01 through 12
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"H", "15", // 24-hour format of an hour with leading zeros 00 through 23
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"a", "pm", // Lowercase Ante meridiem and Post meridiem am or pm
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"A", "PM", // Uppercase Ante meridiem and Post meridiem AM or PM
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"i", "04", // Minutes with leading zeros 00 to 59
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"s", "05", // Seconds, with leading zeros 00 through 59
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// time zone
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"T", "MST",
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"P", "-07:00",
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"O", "-0700",
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// RFC 2822
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"r", time.RFC1123Z,
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}
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// Format time.Time struct to string
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// MM - month - 01
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// M - month - 1, single bit
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// DD - day - 02
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// D - day 2
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// YYYY - year - 2006
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// YY - year - 06
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// HH - 24 hours - 03
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// H - 24 hours - 3
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// hh - 12 hours - 03
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// h - 12 hours - 3
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// mm - minute - 04
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// m - minute - 4
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// ss - second - 05
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// s - second = 5
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func DateT(t time.Time, format string) string {
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res := strings.Replace(format, "MM", t.Format("01"), -1)
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res = strings.Replace(res, "M", t.Format("1"), -1)
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res = strings.Replace(res, "DD", t.Format("02"), -1)
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res = strings.Replace(res, "D", t.Format("2"), -1)
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res = strings.Replace(res, "YYYY", t.Format("2006"), -1)
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res = strings.Replace(res, "YY", t.Format("06"), -1)
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res = strings.Replace(res, "HH", fmt.Sprintf("%02d", t.Hour()), -1)
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res = strings.Replace(res, "H", fmt.Sprintf("%d", t.Hour()), -1)
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res = strings.Replace(res, "hh", t.Format("03"), -1)
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res = strings.Replace(res, "h", t.Format("3"), -1)
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res = strings.Replace(res, "mm", t.Format("04"), -1)
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res = strings.Replace(res, "m", t.Format("4"), -1)
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res = strings.Replace(res, "ss", t.Format("05"), -1)
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res = strings.Replace(res, "s", t.Format("5"), -1)
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return res
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}
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// Parse Date use PHP time format.
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func DateParse(dateString, format string) (time.Time, error) {
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replacer := strings.NewReplacer(datePatterns...)
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format = replacer.Replace(format)
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return time.ParseInLocation(format, dateString, time.Local)
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}
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// Format unix time int64 to string
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func Date(ti int64, format string) string {
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t := time.Unix(int64(ti), 0)
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return DateT(t, format)
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}
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// Format unix time string to string
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func DateS(ts string, format string) string {
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i, _ := strconv.ParseInt(ts, 10, 64)
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return Date(i, format)
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}
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func GetTimeFormatByType(timeType int) (format string){
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switch timeType{
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case 203:
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format = "YmdHi"
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case 204:
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format = "YmdHis"
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case 102:
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format = "Ymd"
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default:
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format = "YmdHi"
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}
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return
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}
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//format time like java, such as: yyyy-MM-dd HH:mm:ss
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func TimeFormat(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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log.Fatalln("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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log.Fatalln("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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log.Fatalln("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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log.Fatalln("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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log.Fatalln("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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log.Fatalln("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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//2007-11-23 10:02:14/20071123100214
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func TimeParse(str string) (time.Time, error) {
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ll := len(str)
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if ll == 19 {
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loc, _ := time.LoadLocation("Local")
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return time.ParseInLocation("2006-01-02 15:04:05", str, loc)
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} else if ll == 14 {
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loc, _ := time.LoadLocation("Local")
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return time.ParseInLocation("20060102150405", str, loc)
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}
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return time.Time{}, errors.New("str len is error")
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}
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//17:02:03/170203
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func TimeParseHHmmss(str string) (time.Time, error) {
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ll := len(str)
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if ll != 8 && ll != 6 {
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return time.Time{}, errors.New("input str is error")
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}
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if ll == 8 {
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return TimeParse(TimeFormat(time.Now(), "yyyy-MM-dd "+str))
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}
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return TimeParse(TimeFormat(time.Now(), "yyyyMMdd"+str))
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}
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//17:02/1702
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func TimeParseHHmm(str string) (time.Time, error) {
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ll := len(str)
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if ll != 5 && ll != 4 {
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return time.Time{}, errors.New("input str is error")
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}
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if ll == 5 {
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return TimeParse(TimeFormat(time.Now(), "yyyy-MM-dd "+str+":00"))
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}
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return TimeParse(TimeFormat(time.Now(), "yyyyMMdd"+str+"00"))
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}
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//2007-05-69/20070569
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func TimeParseyyyyMMdd(str string) (time.Time, error) {
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ll := len(str)
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if ll != 10 && ll != 8 {
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return time.Time{}, errors.New("input str is error")
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}
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if ll == 10 {
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return TimeParse(TimeFormat(time.Now(), str+" 00:00:00"))
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}
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return TimeParse(TimeFormat(time.Now(), str+"000000"))
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}
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