mirror of
https://github.com/duke-git/lancet.git
synced 2026-02-04 12:52:28 +08:00
feat: add AddWeek, AddMonth and update example of some add time functions
This commit is contained in:
dudaodong
@@ -1,51 +1,51 @@
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-----END rsa private key-----
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@@ -1,14 +1,14 @@
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-----BEGIN rsa public key-----
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||||
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|
||||
-----END rsa public key-----
|
||||
|
||||
@@ -64,28 +64,40 @@ func init() {
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||||
}
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||||
}
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||||
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||||
// AddMinute add or sub minute to the time.
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// AddMinute add or sub minutes to the time.
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// Play: https://go.dev/play/p/nT1heB1KUUK
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||||
func AddMinute(t time.Time, minute int64) time.Time {
|
||||
return t.Add(time.Minute * time.Duration(minute))
|
||||
func AddMinute(t time.Time, minutes int64) time.Time {
|
||||
return t.Add(time.Minute * time.Duration(minutes))
|
||||
}
|
||||
|
||||
// AddHour add or sub hour to the time.
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||||
// AddHour add or sub hours to the time.
|
||||
// Play: https://go.dev/play/p/rcMjd7OCsi5
|
||||
func AddHour(t time.Time, hour int64) time.Time {
|
||||
return t.Add(time.Hour * time.Duration(hour))
|
||||
func AddHour(t time.Time, hours int64) time.Time {
|
||||
return t.Add(time.Hour * time.Duration(hours))
|
||||
}
|
||||
|
||||
// AddDay add or sub day to the time.
|
||||
// AddDay add or sub days to the time.
|
||||
// Play: https://go.dev/play/p/dIGbs_uTdFa
|
||||
func AddDay(t time.Time, day int64) time.Time {
|
||||
return t.Add(24 * time.Hour * time.Duration(day))
|
||||
func AddDay(t time.Time, days int64) time.Time {
|
||||
return t.Add(24 * time.Hour * time.Duration(days))
|
||||
}
|
||||
|
||||
// AddWeek add or sub weeks to the time.
|
||||
// play: todo
|
||||
func AddWeek(t time.Time, weeks int64) time.Time {
|
||||
return t.Add(7 * 24 * time.Hour * time.Duration(weeks))
|
||||
}
|
||||
|
||||
// AddMonth add or sub months to the time.
|
||||
// Play: todo
|
||||
func AddMonth(t time.Time, months int64) time.Time {
|
||||
return t.AddDate(0, int(months), 0)
|
||||
}
|
||||
|
||||
// AddYear add or sub year to the time.
|
||||
// Play: https://go.dev/play/p/MqW2ujnBx10
|
||||
func AddYear(t time.Time, year int64) time.Time {
|
||||
return t.Add(365 * 24 * time.Hour * time.Duration(year))
|
||||
return t.AddDate(int(year), 0, 0)
|
||||
}
|
||||
|
||||
// GetNowDate return format yyyy-mm-dd of current date.
|
||||
|
||||
@@ -7,71 +7,87 @@ import (
|
||||
)
|
||||
|
||||
func ExampleAddDay() {
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||||
now := time.Now()
|
||||
date, _ := time.Parse("2006-01-02 15:04:05", "2021-01-01 00:00:00")
|
||||
|
||||
tomorrow := AddDay(now, 1)
|
||||
diff1 := tomorrow.Sub(now)
|
||||
after1Day := AddDay(date, 1)
|
||||
before1Day := AddDay(date, -1)
|
||||
|
||||
yesterday := AddDay(now, -1)
|
||||
diff2 := yesterday.Sub(now)
|
||||
|
||||
fmt.Println(diff1)
|
||||
fmt.Println(diff2)
|
||||
fmt.Println(after1Day.Format("2006-01-02 15:04:05"))
|
||||
fmt.Println(before1Day.Format("2006-01-02 15:04:05"))
|
||||
|
||||
// Output:
|
||||
// 24h0m0s
|
||||
// -24h0m0s
|
||||
// 2021-01-02 00:00:00
|
||||
// 2020-12-31 00:00:00
|
||||
}
|
||||
|
||||
func ExampleAddWeek() {
|
||||
date, _ := time.Parse("2006-01-02", "2021-01-01")
|
||||
|
||||
after2Weeks := AddWeek(date, 2)
|
||||
before2Weeks := AddWeek(date, -2)
|
||||
|
||||
fmt.Println(after2Weeks.Format("2006-01-02"))
|
||||
fmt.Println(before2Weeks.Format("2006-01-02"))
|
||||
|
||||
// Output:
|
||||
// 2021-01-15
|
||||
// 2020-12-18
|
||||
}
|
||||
|
||||
func ExampleAddMonth() {
|
||||
date, _ := time.Parse("2006-01-02", "2021-01-01")
|
||||
|
||||
after2Months := AddMonth(date, 2)
|
||||
before2Months := AddMonth(date, -2)
|
||||
|
||||
fmt.Println(after2Months.Format("2006-01-02"))
|
||||
fmt.Println(before2Months.Format("2006-01-02"))
|
||||
|
||||
// Output:
|
||||
// 2021-03-01
|
||||
// 2020-11-01
|
||||
}
|
||||
|
||||
func ExampleAddHour() {
|
||||
now := time.Now()
|
||||
date, _ := time.Parse("2006-01-02 15:04:05", "2021-01-01 00:00:00")
|
||||
|
||||
after2Hours := AddHour(now, 2)
|
||||
diff1 := after2Hours.Sub(now)
|
||||
after2Hours := AddHour(date, 2)
|
||||
before2Hours := AddHour(date, -2)
|
||||
|
||||
before2Hours := AddHour(now, -2)
|
||||
diff2 := before2Hours.Sub(now)
|
||||
|
||||
fmt.Println(diff1)
|
||||
fmt.Println(diff2)
|
||||
fmt.Println(after2Hours.Format("2006-01-02 15:04:05"))
|
||||
fmt.Println(before2Hours.Format("2006-01-02 15:04:05"))
|
||||
|
||||
// Output:
|
||||
// 2h0m0s
|
||||
// -2h0m0s
|
||||
// 2021-01-01 02:00:00
|
||||
// 2020-12-31 22:00:00
|
||||
}
|
||||
|
||||
func ExampleAddMinute() {
|
||||
now := time.Now()
|
||||
date, _ := time.Parse("2006-01-02 15:04:05", "2021-01-01 00:00:00")
|
||||
|
||||
after2Minutes := AddMinute(now, 2)
|
||||
diff1 := after2Minutes.Sub(now)
|
||||
after2Minutes := AddMinute(date, 2)
|
||||
before2Minutes := AddMinute(date, -2)
|
||||
|
||||
before2Minutes := AddMinute(now, -2)
|
||||
diff2 := before2Minutes.Sub(now)
|
||||
|
||||
fmt.Println(diff1)
|
||||
fmt.Println(diff2)
|
||||
fmt.Println(after2Minutes.Format("2006-01-02 15:04:05"))
|
||||
fmt.Println(before2Minutes.Format("2006-01-02 15:04:05"))
|
||||
|
||||
// Output:
|
||||
// 2m0s
|
||||
// -2m0s
|
||||
// 2021-01-01 00:02:00
|
||||
// 2020-12-31 23:58:00
|
||||
}
|
||||
|
||||
func ExampleAddYear() {
|
||||
now := time.Now()
|
||||
date, _ := time.Parse("2006-01-02", "2021-01-01")
|
||||
|
||||
after1Year := AddYear(now, 1)
|
||||
diff1 := after1Year.Sub(now)
|
||||
after2Years := AddYear(date, 2)
|
||||
before2Years := AddYear(date, -2)
|
||||
|
||||
before1Year := AddYear(now, -1)
|
||||
diff2 := before1Year.Sub(now)
|
||||
|
||||
fmt.Println(diff1)
|
||||
fmt.Println(diff2)
|
||||
fmt.Println(after2Years.Format("2006-01-02"))
|
||||
fmt.Println(before2Years.Format("2006-01-02"))
|
||||
|
||||
// Output:
|
||||
// 8760h0m0s
|
||||
// -8760h0m0s
|
||||
// 2023-01-01
|
||||
// 2019-01-01
|
||||
}
|
||||
|
||||
func ExampleGetNowDate() {
|
||||
|
||||
@@ -9,78 +9,304 @@ import (
|
||||
|
||||
func TestAddYear(t *testing.T) {
|
||||
t.Parallel()
|
||||
|
||||
assert := internal.NewAssert(t, "TestAddDay")
|
||||
|
||||
now := time.Now()
|
||||
after2Years := AddYear(now, 1)
|
||||
diff1 := after2Years.Sub(now)
|
||||
assert.Equal(float64(8760), diff1.Hours())
|
||||
tests := []struct {
|
||||
inputDate string
|
||||
years int
|
||||
expected string
|
||||
}{
|
||||
{
|
||||
inputDate: "2021-01-01 00:00:00",
|
||||
years: 1,
|
||||
expected: "2022-01-01 00:00:00",
|
||||
},
|
||||
{
|
||||
inputDate: "2021-01-01 00:00:00",
|
||||
years: -1,
|
||||
expected: "2020-01-01 00:00:00",
|
||||
},
|
||||
{
|
||||
inputDate: "2021-01-01 00:00:00",
|
||||
years: 0,
|
||||
expected: "2021-01-01 00:00:00",
|
||||
},
|
||||
{
|
||||
inputDate: "2021-01-01 00:00:00",
|
||||
years: 2,
|
||||
expected: "2023-01-01 00:00:00",
|
||||
},
|
||||
{
|
||||
inputDate: "2021-01-01 00:00:00",
|
||||
years: 3,
|
||||
expected: "2024-01-01 00:00:00",
|
||||
},
|
||||
{
|
||||
inputDate: "2021-01-01 00:00:00",
|
||||
years: 4,
|
||||
expected: "2025-01-01 00:00:00",
|
||||
},
|
||||
}
|
||||
|
||||
before2Years := AddYear(now, -1)
|
||||
diff2 := before2Years.Sub(now)
|
||||
assert.Equal(float64(-8760), diff2.Hours())
|
||||
}
|
||||
|
||||
func TestBetweenSeconds(t *testing.T) {
|
||||
t.Parallel()
|
||||
|
||||
assert := internal.NewAssert(t, "TestBetweenSeconds")
|
||||
|
||||
today := time.Now()
|
||||
tomorrow := AddDay(today, 1)
|
||||
yesterday := AddDay(today, -1)
|
||||
|
||||
result1 := BetweenSeconds(today, tomorrow)
|
||||
result2 := BetweenSeconds(today, yesterday)
|
||||
|
||||
assert.Equal(int64(86400), result1)
|
||||
assert.Equal(int64(-86400), result2)
|
||||
for _, tt := range tests {
|
||||
date, _ := time.Parse("2006-01-02 15:04:05", tt.inputDate)
|
||||
result := AddYear(date, int64(tt.years))
|
||||
assert.Equal(tt.expected, result.Format("2006-01-02 15:04:05"))
|
||||
}
|
||||
}
|
||||
|
||||
func TestAddDay(t *testing.T) {
|
||||
t.Parallel()
|
||||
|
||||
assert := internal.NewAssert(t, "TestAddDay")
|
||||
|
||||
now := time.Now()
|
||||
after2Days := AddDay(now, 2)
|
||||
diff1 := after2Days.Sub(now)
|
||||
assert.Equal(float64(48), diff1.Hours())
|
||||
tests := []struct {
|
||||
inputDate string
|
||||
days int
|
||||
expected string
|
||||
}{
|
||||
{
|
||||
inputDate: "2021-01-01 00:00:00",
|
||||
days: 1,
|
||||
expected: "2021-01-02 00:00:00",
|
||||
},
|
||||
{
|
||||
inputDate: "2021-01-01 00:00:00",
|
||||
days: -1,
|
||||
expected: "2020-12-31 00:00:00",
|
||||
},
|
||||
{
|
||||
inputDate: "2021-01-01 00:00:00",
|
||||
days: 0,
|
||||
expected: "2021-01-01 00:00:00",
|
||||
},
|
||||
{
|
||||
inputDate: "2021-01-01 00:00:00",
|
||||
days: 2,
|
||||
expected: "2021-01-03 00:00:00",
|
||||
},
|
||||
{
|
||||
inputDate: "2021-01-01 00:00:00",
|
||||
days: 3,
|
||||
expected: "2021-01-04 00:00:00",
|
||||
},
|
||||
{
|
||||
inputDate: "2021-01-01 00:00:00",
|
||||
days: 4,
|
||||
expected: "2021-01-05 00:00:00",
|
||||
},
|
||||
}
|
||||
|
||||
before2Days := AddDay(now, -2)
|
||||
diff2 := before2Days.Sub(now)
|
||||
assert.Equal(float64(-48), diff2.Hours())
|
||||
for _, tt := range tests {
|
||||
date, _ := time.Parse("2006-01-02 15:04:05", tt.inputDate)
|
||||
result := AddDay(date, int64(tt.days))
|
||||
assert.Equal(tt.expected, result.Format("2006-01-02 15:04:05"))
|
||||
}
|
||||
}
|
||||
|
||||
func TestAddHour(t *testing.T) {
|
||||
t.Parallel()
|
||||
|
||||
assert := internal.NewAssert(t, "TestAddHour")
|
||||
|
||||
now := time.Now()
|
||||
after2Hours := AddHour(now, 2)
|
||||
diff1 := after2Hours.Sub(now)
|
||||
assert.Equal(float64(2), diff1.Hours())
|
||||
tests := []struct {
|
||||
inputDate string
|
||||
hours int
|
||||
expected string
|
||||
}{
|
||||
{
|
||||
inputDate: "2021-01-01 00:00:00",
|
||||
hours: 1,
|
||||
expected: "2021-01-01 01:00:00",
|
||||
},
|
||||
{
|
||||
inputDate: "2021-01-01 00:00:00",
|
||||
hours: -1,
|
||||
expected: "2020-12-31 23:00:00",
|
||||
},
|
||||
{
|
||||
inputDate: "2021-01-01 00:00:00",
|
||||
hours: 0,
|
||||
expected: "2021-01-01 00:00:00",
|
||||
},
|
||||
{
|
||||
inputDate: "2021-01-01 00:00:00",
|
||||
hours: 24,
|
||||
expected: "2021-01-02 00:00:00",
|
||||
},
|
||||
{
|
||||
inputDate: "2021-01-01 00:00:00",
|
||||
hours: 25,
|
||||
expected: "2021-01-02 01:00:00",
|
||||
},
|
||||
{
|
||||
inputDate: "2021-01-01 00:00:00",
|
||||
hours: 48,
|
||||
expected: "2021-01-03 00:00:00",
|
||||
},
|
||||
{
|
||||
inputDate: "2021-01-01 00:00:00",
|
||||
hours: 49,
|
||||
expected: "2021-01-03 01:00:00",
|
||||
},
|
||||
}
|
||||
|
||||
for _, tt := range tests {
|
||||
date, _ := time.Parse("2006-01-02 15:04:05", tt.inputDate)
|
||||
result := AddHour(date, int64(tt.hours))
|
||||
assert.Equal(tt.expected, result.Format("2006-01-02 15:04:05"))
|
||||
}
|
||||
|
||||
before2Hours := AddHour(now, -2)
|
||||
diff2 := before2Hours.Sub(now)
|
||||
assert.Equal(float64(-2), diff2.Hours())
|
||||
}
|
||||
|
||||
func TestAddMinute(t *testing.T) {
|
||||
t.Parallel()
|
||||
|
||||
assert := internal.NewAssert(t, "TestAddMinute")
|
||||
|
||||
now := time.Now()
|
||||
after2Minutes := AddMinute(now, 2)
|
||||
diff1 := after2Minutes.Sub(now)
|
||||
assert.Equal(float64(2), diff1.Minutes())
|
||||
tests := []struct {
|
||||
inputDate string
|
||||
minutes int
|
||||
expected string
|
||||
}{
|
||||
{
|
||||
inputDate: "2021-01-01 00:00:00",
|
||||
minutes: 1,
|
||||
expected: "2021-01-01 00:01:00",
|
||||
},
|
||||
{
|
||||
inputDate: "2021-01-01 00:00:00",
|
||||
minutes: -1,
|
||||
expected: "2020-12-31 23:59:00",
|
||||
},
|
||||
{
|
||||
inputDate: "2021-01-01 00:00:00",
|
||||
minutes: 0,
|
||||
expected: "2021-01-01 00:00:00",
|
||||
},
|
||||
{
|
||||
inputDate: "2021-01-01 00:00:00",
|
||||
minutes: 60,
|
||||
expected: "2021-01-01 01:00:00",
|
||||
},
|
||||
{
|
||||
inputDate: "2021-01-01 00:00:00",
|
||||
minutes: 61,
|
||||
expected: "2021-01-01 01:01:00",
|
||||
},
|
||||
{
|
||||
inputDate: "2021-01-01 00:00:00",
|
||||
minutes: 1440,
|
||||
expected: "2021-01-02 00:00:00",
|
||||
},
|
||||
{
|
||||
inputDate: "2021-01-01 00:00:00",
|
||||
minutes: 1441,
|
||||
expected: "2021-01-02 00:01:00",
|
||||
},
|
||||
}
|
||||
|
||||
for _, tt := range tests {
|
||||
date, _ := time.Parse("2006-01-02 15:04:05", tt.inputDate)
|
||||
result := AddMinute(date, int64(tt.minutes))
|
||||
assert.Equal(tt.expected, result.Format("2006-01-02 15:04:05"))
|
||||
}
|
||||
}
|
||||
|
||||
func TestAddWeek(t *testing.T) {
|
||||
t.Parallel()
|
||||
|
||||
assert := internal.NewAssert(t, "TestAddWeek")
|
||||
|
||||
tests := []struct {
|
||||
inputDate string
|
||||
weeks int
|
||||
expected string
|
||||
}{
|
||||
{
|
||||
inputDate: "2021-01-01",
|
||||
weeks: 1,
|
||||
expected: "2021-01-08",
|
||||
},
|
||||
{
|
||||
inputDate: "2021-01-01",
|
||||
weeks: -1,
|
||||
expected: "2020-12-25",
|
||||
},
|
||||
{
|
||||
inputDate: "2021-01-01",
|
||||
weeks: 0,
|
||||
expected: "2021-01-01",
|
||||
},
|
||||
{
|
||||
inputDate: "2021-01-01",
|
||||
weeks: 52,
|
||||
expected: "2021-12-31",
|
||||
},
|
||||
{
|
||||
inputDate: "2021-01-01",
|
||||
weeks: 53,
|
||||
expected: "2022-01-07",
|
||||
},
|
||||
{
|
||||
inputDate: "2021-01-01",
|
||||
weeks: 104,
|
||||
expected: "2022-12-30",
|
||||
},
|
||||
}
|
||||
|
||||
for _, tt := range tests {
|
||||
date, _ := time.Parse("2006-01-02", tt.inputDate)
|
||||
result := AddWeek(date, int64(tt.weeks))
|
||||
assert.Equal(tt.expected, result.Format("2006-01-02"))
|
||||
}
|
||||
}
|
||||
|
||||
func TestAddMonth(t *testing.T) {
|
||||
t.Parallel()
|
||||
|
||||
assert := internal.NewAssert(t, "TestAddMonth")
|
||||
|
||||
tests := []struct {
|
||||
inputDate string
|
||||
months int
|
||||
expected string
|
||||
}{
|
||||
{
|
||||
inputDate: "2021-01-01",
|
||||
months: 1,
|
||||
expected: "2021-02-01",
|
||||
},
|
||||
{
|
||||
inputDate: "2021-01-01",
|
||||
months: -1,
|
||||
expected: "2020-12-01",
|
||||
},
|
||||
{
|
||||
inputDate: "2021-01-01",
|
||||
months: 0,
|
||||
expected: "2021-01-01",
|
||||
},
|
||||
{
|
||||
inputDate: "2021-01-01",
|
||||
months: 12,
|
||||
expected: "2022-01-01",
|
||||
},
|
||||
{
|
||||
inputDate: "2021-01-01",
|
||||
months: 13,
|
||||
expected: "2022-02-01",
|
||||
},
|
||||
{
|
||||
inputDate: "2021-01-01",
|
||||
months: 24,
|
||||
expected: "2023-01-01",
|
||||
},
|
||||
}
|
||||
|
||||
for _, tt := range tests {
|
||||
date, _ := time.Parse("2006-01-02", tt.inputDate)
|
||||
result := AddMonth(date, int64(tt.months))
|
||||
assert.Equal(tt.expected, result.Format("2006-01-02"))
|
||||
}
|
||||
|
||||
before2Minutes := AddMinute(now, -2)
|
||||
diff2 := before2Minutes.Sub(now)
|
||||
assert.Equal(float64(-2), diff2.Minutes())
|
||||
}
|
||||
|
||||
func TestGetNowDate(t *testing.T) {
|
||||
@@ -578,3 +804,19 @@ func TestMaxMin(t *testing.T) {
|
||||
assert.Equal(oneMinuteAgo, min)
|
||||
assert.Equal(oneMinuteAfter, max)
|
||||
}
|
||||
|
||||
func TestBetweenSeconds(t *testing.T) {
|
||||
t.Parallel()
|
||||
|
||||
assert := internal.NewAssert(t, "TestBetweenSeconds")
|
||||
|
||||
today := time.Now()
|
||||
tomorrow := AddDay(today, 1)
|
||||
yesterday := AddDay(today, -1)
|
||||
|
||||
result1 := BetweenSeconds(today, tomorrow)
|
||||
result2 := BetweenSeconds(today, yesterday)
|
||||
|
||||
assert.Equal(int64(86400), result1)
|
||||
assert.Equal(int64(-86400), result2)
|
||||
}
|
||||
|
||||
@@ -23,6 +23,8 @@ import (
|
||||
## 目录
|
||||
|
||||
- [AddDay](#AddDay)
|
||||
- [AddWeek](#AddWeek)
|
||||
- [AddMonth](#AddMonth)
|
||||
- [AddHour](#AddHour)
|
||||
- [AddMinute](#AddMinute)
|
||||
- [AddYear](#AddYear)
|
||||
@@ -109,7 +111,7 @@ import (
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func AddDay(t time.Time, day int64) time.Time
|
||||
func AddDay(t time.Time, days int64) time.Time
|
||||
```
|
||||
|
||||
<b>示例:<span style="float:right;display:inline-block;">[运行](https://go.dev/play/p/dIGbs_uTdFa)</span></b>
|
||||
@@ -124,20 +126,89 @@ import (
|
||||
)
|
||||
|
||||
func main() {
|
||||
now := time.Now()
|
||||
date, _ := time.Parse("2006-01-02 15:04:05", "2021-01-01 00:00:00")
|
||||
|
||||
tomorrow := datetime.AddDay(now, 1)
|
||||
diff1 := tomorrow.Sub(now)
|
||||
after1Day := datetime.AddDay(date, 1)
|
||||
before1Day := datetime.AddDay(date, -1)
|
||||
|
||||
yesterday := datetime.AddDay(now, -1)
|
||||
diff2 := yesterday.Sub(now)
|
||||
|
||||
fmt.Println(diff1)
|
||||
fmt.Println(diff2)
|
||||
fmt.Println(after1Day.Format("2006-01-02 15:04:05"))
|
||||
fmt.Println(before1Day.Format("2006-01-02 15:04:05"))
|
||||
|
||||
// Output:
|
||||
// 24h0m0s
|
||||
// -24h0m0s
|
||||
// 2021-01-02 00:00:00
|
||||
// 2020-12-31 00:00:00
|
||||
}
|
||||
```
|
||||
|
||||
### <span id="AddWeek">AddWeek</span>
|
||||
|
||||
<p>将日期加/减星期数。</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func AddWeek(t time.Time, weeks int64) time.Time
|
||||
```
|
||||
|
||||
<b>示例:<span style="float:right;display:inline-block;">[运行](todo)</span></b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/v2/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
date, _ := time.Parse("2006-01-02", "2021-01-01")
|
||||
|
||||
after2Weeks := datetime.AddWeek(date, 2)
|
||||
before2Weeks := datetime.AddWeek(date, -2)
|
||||
|
||||
fmt.Println(after2Weeks.Format("2006-01-02"))
|
||||
fmt.Println(before2Weeks.Format("2006-01-02"))
|
||||
|
||||
// Output:
|
||||
// 2021-01-15
|
||||
// 2020-12-18
|
||||
}
|
||||
```
|
||||
|
||||
### <span id="AddMonth">AddMonth</span>
|
||||
|
||||
<p>将日期加/减月数。</p>
|
||||
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func AddMonth(t time.Time, months int64) time.Time
|
||||
```
|
||||
|
||||
<b>示例:<span style="float:right;display:inline-block;">[运行](todo)</span></b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/v2/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
date, _ := time.Parse("2006-01-02", "2021-01-01")
|
||||
|
||||
after2Months := datetime.AddMonth(date, 2)
|
||||
before2Months := datetime.AddMonth(date, -2)
|
||||
|
||||
fmt.Println(after2Months.Format("2006-01-02"))
|
||||
fmt.Println(before2Months.Format("2006-01-02"))
|
||||
|
||||
// Output:
|
||||
// 2021-03-01
|
||||
// 2020-11-01
|
||||
}
|
||||
```
|
||||
|
||||
@@ -148,7 +219,7 @@ func main() {
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func AddHour(t time.Time, hour int64) time.Time
|
||||
func AddHour(t time.Time, hours int64) time.Time
|
||||
```
|
||||
|
||||
<b>示例:<span style="float:right;display:inline-block;">[运行](https://go.dev/play/p/rcMjd7OCsi5)</span></b>
|
||||
@@ -163,20 +234,17 @@ import (
|
||||
)
|
||||
|
||||
func main() {
|
||||
now := time.Now()
|
||||
date, _ := time.Parse("2006-01-02 15:04:05", "2021-01-01 00:00:00")
|
||||
|
||||
after2Hours := datetime.AddHour(now, 2)
|
||||
diff1 := after2Hours.Sub(now)
|
||||
after2Hours := datetime.AddHour(date, 2)
|
||||
before2Hours := datetime.AddHour(date, -2)
|
||||
|
||||
before2Hours := datetime.AddHour(now, -2)
|
||||
diff2 := before2Hours.Sub(now)
|
||||
|
||||
fmt.Println(diff1)
|
||||
fmt.Println(diff2)
|
||||
fmt.Println(after2Hours.Format("2006-01-02 15:04:05"))
|
||||
fmt.Println(before2Hours.Format("2006-01-02 15:04:05"))
|
||||
|
||||
// Output:
|
||||
// 2h0m0s
|
||||
// -2h0m0s
|
||||
// 2021-01-01 02:00:00
|
||||
// 2020-12-31 22:00:00
|
||||
}
|
||||
```
|
||||
|
||||
@@ -187,7 +255,7 @@ func main() {
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func AddMinute(t time.Time, minute int64) time.Time
|
||||
func AddMinute(t time.Time, minutes int64) time.Time
|
||||
```
|
||||
|
||||
<b>示例:<span style="float:right;display:inline-block;">[运行](https://go.dev/play/p/nT1heB1KUUK)</span></b>
|
||||
@@ -202,20 +270,17 @@ import (
|
||||
)
|
||||
|
||||
func main() {
|
||||
now := time.Now()
|
||||
date, _ := time.Parse("2006-01-02 15:04:05", "2021-01-01 00:00:00")
|
||||
|
||||
after2Minutes := datetime.AddMinute(now, 2)
|
||||
diff1 := after2Minutes.Sub(now)
|
||||
after2Minutes := datetime.AddMinute(date, 2)
|
||||
before2Minutes := datetime.AddMinute(date, -2)
|
||||
|
||||
before2Minutes := datetime.AddMinute(now, -2)
|
||||
diff2 := before2Minutes.Sub(now)
|
||||
|
||||
fmt.Println(diff1)
|
||||
fmt.Println(diff2)
|
||||
fmt.Println(after2Minutes.Format("2006-01-02 15:04:05"))
|
||||
fmt.Println(before2Minutes.Format("2006-01-02 15:04:05"))
|
||||
|
||||
// Output:
|
||||
// 2m0s
|
||||
// -2m0s
|
||||
// 2021-01-01 00:02:00
|
||||
// 2020-12-31 23:58:00
|
||||
}
|
||||
```
|
||||
|
||||
@@ -226,7 +291,7 @@ func main() {
|
||||
<b>函数签名:</b>
|
||||
|
||||
```go
|
||||
func AddYear(t time.Time, year int64) time.Time
|
||||
func AddYear(t time.Time, years int64) time.Time
|
||||
```
|
||||
|
||||
<b>示例:<span style="float:right;display:inline-block;">[运行](https://go.dev/play/p/MqW2ujnBx10)</span></b>
|
||||
@@ -241,20 +306,17 @@ import (
|
||||
)
|
||||
|
||||
func main() {
|
||||
now := time.Now()
|
||||
date, _ := time.Parse("2006-01-02", "2021-01-01")
|
||||
|
||||
after1Year := datetime.AddYear(now, 1)
|
||||
diff1 := after1Year.Sub(now)
|
||||
after2Years := AddYear(date, 2)
|
||||
before2Years := AddYear(date, -2)
|
||||
|
||||
before1Year := datetime.AddYear(now, -1)
|
||||
diff2 := before1Year.Sub(now)
|
||||
|
||||
fmt.Println(diff1)
|
||||
fmt.Println(diff2)
|
||||
fmt.Println(after2Years.Format("2006-01-02"))
|
||||
fmt.Println(before2Years.Format("2006-01-02"))
|
||||
|
||||
// Output:
|
||||
// 8760h0m0s
|
||||
// -8760h0m0s
|
||||
// 2023-01-01
|
||||
// 2019-01-01
|
||||
}
|
||||
```
|
||||
|
||||
|
||||
@@ -24,6 +24,8 @@ import (
|
||||
## Index
|
||||
|
||||
- [AddDay](#AddDay)
|
||||
- [AddWeek](#AddWeek)
|
||||
- [AddMonth](#AddMonth)
|
||||
- [AddHour](#AddHour)
|
||||
- [AddMinute](#AddMinute)
|
||||
- [AddYear](#AddYear)
|
||||
@@ -111,7 +113,7 @@ import (
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func AddDay(t time.Time, day int64) time.Time
|
||||
func AddDay(t time.Time, days int64) time.Time
|
||||
```
|
||||
|
||||
<b>Example:<span style="float:right;display:inline-block;">[Run](https://go.dev/play/p/dIGbs_uTdFa)</span></b>
|
||||
@@ -126,20 +128,89 @@ import (
|
||||
)
|
||||
|
||||
func main() {
|
||||
now := time.Now()
|
||||
date, _ := time.Parse("2006-01-02 15:04:05", "2021-01-01 00:00:00")
|
||||
|
||||
tomorrow := datetime.AddDay(now, 1)
|
||||
diff1 := tomorrow.Sub(now)
|
||||
after1Day := datetime.AddDay(date, 1)
|
||||
before1Day := datetime.AddDay(date, -1)
|
||||
|
||||
yesterday := datetime.AddDay(now, -1)
|
||||
diff2 := yesterday.Sub(now)
|
||||
|
||||
fmt.Println(diff1)
|
||||
fmt.Println(diff2)
|
||||
fmt.Println(after1Day.Format("2006-01-02 15:04:05"))
|
||||
fmt.Println(before1Day.Format("2006-01-02 15:04:05"))
|
||||
|
||||
// Output:
|
||||
// 24h0m0s
|
||||
// -24h0m0s
|
||||
// 2021-01-02 00:00:00
|
||||
// 2020-12-31 00:00:00
|
||||
}
|
||||
```
|
||||
|
||||
### <span id="AddWeek">AddWeek</span>
|
||||
|
||||
<p>Add or sub weeks to time.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func AddWeek(t time.Time, weeks int64) time.Time
|
||||
```
|
||||
|
||||
<b>Example:<span style="float:right;display:inline-block;">[Run](todo)</span></b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/v2/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
date, _ := time.Parse("2006-01-02", "2021-01-01")
|
||||
|
||||
after2Weeks := datetime.AddWeek(date, 2)
|
||||
before2Weeks := datetime.AddWeek(date, -2)
|
||||
|
||||
fmt.Println(after2Weeks.Format("2006-01-02"))
|
||||
fmt.Println(before2Weeks.Format("2006-01-02"))
|
||||
|
||||
// Output:
|
||||
// 2021-01-15
|
||||
// 2020-12-18
|
||||
}
|
||||
```
|
||||
|
||||
### <span id="AddMonth">AddMonth</span>
|
||||
|
||||
<p>Add or sub months to time.</p>
|
||||
|
||||
<b>Signature:</b>
|
||||
|
||||
```go
|
||||
func AddMonth(t time.Time, months int64) time.Time
|
||||
```
|
||||
|
||||
<b>Example:<span style="float:right;display:inline-block;">[Run](todo)</span></b>
|
||||
|
||||
```go
|
||||
package main
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"time"
|
||||
"github.com/duke-git/lancet/v2/datetime"
|
||||
)
|
||||
|
||||
func main() {
|
||||
date, _ := time.Parse("2006-01-02", "2021-01-01")
|
||||
|
||||
after2Months := datetime.AddMonth(date, 2)
|
||||
before2Months := datetime.AddMonth(date, -2)
|
||||
|
||||
fmt.Println(after2Months.Format("2006-01-02"))
|
||||
fmt.Println(before2Months.Format("2006-01-02"))
|
||||
|
||||
// Output:
|
||||
// 2021-03-01
|
||||
// 2020-11-01
|
||||
}
|
||||
```
|
||||
|
||||
@@ -165,20 +236,17 @@ import (
|
||||
)
|
||||
|
||||
func main() {
|
||||
now := time.Now()
|
||||
date, _ := time.Parse("2006-01-02 15:04:05", "2021-01-01 00:00:00")
|
||||
|
||||
after2Hours := datetime.AddHour(now, 2)
|
||||
diff1 := after2Hours.Sub(now)
|
||||
after2Hours := datetime.AddHour(date, 2)
|
||||
before2Hours := datetime.AddHour(date, -2)
|
||||
|
||||
before2Hours := datetime.AddHour(now, -2)
|
||||
diff2 := before2Hours.Sub(now)
|
||||
|
||||
fmt.Println(diff1)
|
||||
fmt.Println(diff2)
|
||||
fmt.Println(after2Hours.Format("2006-01-02 15:04:05"))
|
||||
fmt.Println(before2Hours.Format("2006-01-02 15:04:05"))
|
||||
|
||||
// Output:
|
||||
// 2h0m0s
|
||||
// -2h0m0s
|
||||
// 2021-01-01 02:00:00
|
||||
// 2020-12-31 22:00:00
|
||||
}
|
||||
```
|
||||
|
||||
@@ -204,20 +272,17 @@ import (
|
||||
)
|
||||
|
||||
func main() {
|
||||
now := time.Now()
|
||||
date, _ := time.Parse("2006-01-02 15:04:05", "2021-01-01 00:00:00")
|
||||
|
||||
after2Minutes := datetime.AddMinute(now, 2)
|
||||
diff1 := after2Minutes.Sub(now)
|
||||
after2Minutes := datetime.AddMinute(date, 2)
|
||||
before2Minutes := datetime.AddMinute(date, -2)
|
||||
|
||||
before2Minutes := datetime.AddMinute(now, -2)
|
||||
diff2 := before2Minutes.Sub(now)
|
||||
|
||||
fmt.Println(diff1)
|
||||
fmt.Println(diff2)
|
||||
fmt.Println(after2Minutes.Format("2006-01-02 15:04:05"))
|
||||
fmt.Println(before2Minutes.Format("2006-01-02 15:04:05"))
|
||||
|
||||
// Output:
|
||||
// 2m0s
|
||||
// -2m0s
|
||||
// 2021-01-01 00:02:00
|
||||
// 2020-12-31 23:58:00
|
||||
}
|
||||
```
|
||||
|
||||
@@ -243,20 +308,17 @@ import (
|
||||
)
|
||||
|
||||
func main() {
|
||||
now := time.Now()
|
||||
date, _ := time.Parse("2006-01-02", "2021-01-01")
|
||||
|
||||
after1Year := datetime.AddYear(now, 1)
|
||||
diff1 := after1Year.Sub(now)
|
||||
after2Years := AddYear(date, 2)
|
||||
before2Years := AddYear(date, -2)
|
||||
|
||||
before1Year := datetime.AddYear(now, -1)
|
||||
diff2 := before1Year.Sub(now)
|
||||
|
||||
fmt.Println(diff1)
|
||||
fmt.Println(diff2)
|
||||
fmt.Println(after2Years.Format("2006-01-02"))
|
||||
fmt.Println(before2Years.Format("2006-01-02"))
|
||||
|
||||
// Output:
|
||||
// 8760h0m0s
|
||||
// -8760h0m0s
|
||||
// 2023-01-01
|
||||
// 2019-01-01
|
||||
}
|
||||
```
|
||||
|
||||
@@ -1342,7 +1404,7 @@ import (
|
||||
func main() {
|
||||
result1 := datetime.NowDateOrTime("yyyy-mm-dd hh:mm:ss")
|
||||
|
||||
result2 := datetime.NowDateOrTime("yyyy-mm-dd hh:mm:ss", "EST")
|
||||
result2 := datetime.NowDateOrTime("yyyy-mm-dd hh:mm:ss", "EST")
|
||||
|
||||
fmt.Println(result1)
|
||||
fmt.Println(result2)
|
||||
|
||||
Reference in New Issue
Block a user