pub struct PrimitiveDateTime { /* private fields */ }Expand description
Combined date and time.
Implementations
impl PrimitiveDateTime
impl PrimitiveDateTime
pub const MIN: PrimitiveDateTime = Self::new(Date::MIN, Time::MIN)
pub const MIN: PrimitiveDateTime = Self::new(Date::MIN, Time::MIN)
The smallest value that can be represented by PrimitiveDateTime.
Depending on large-dates feature flag, value of this constant may vary.
- With
large-datesdisabled it is equal to-9999 - 01 - 01 00:00:00.0 - With
large-datesenabled it is equal to-999999 - 01 - 01 00:00:00.0
// Assuming `large-dates` feature is enabled.
assert_eq!(PrimitiveDateTime::MIN, datetime!(-999999 - 01 - 01 0:00));pub const MAX: PrimitiveDateTime = Self::new(Date::MAX, Time::MAX)
pub const MAX: PrimitiveDateTime = Self::new(Date::MAX, Time::MAX)
The largest value that can be represented by PrimitiveDateTime.
Depending on large-dates feature flag, value of this constant may vary.
- With
large-datesdisabled it is equal to9999 - 12 - 31 23:59:59.999_999_999 - With
large-datesenabled it is equal to999999 - 12 - 31 23:59:59.999_999_999
// Assuming `large-dates` feature is enabled.
assert_eq!(PrimitiveDateTime::MAX, datetime!(+999999 - 12 - 31 23:59:59.999_999_999));pub const fn new(date: Date, time: Time) -> PrimitiveDateTime
pub const fn new(date: Date, time: Time) -> PrimitiveDateTime
pub const fn date(self) -> Date
pub const fn date(self) -> Date
Get the Date component of the PrimitiveDateTime.
assert_eq!(datetime!(2019-01-01 0:00).date(), date!(2019-01-01));pub const fn time(self) -> Time
pub const fn time(self) -> Time
Get the Time component of the PrimitiveDateTime.
assert_eq!(datetime!(2019-01-01 0:00).time(), time!(0:00));pub const fn year(self) -> i32
pub const fn year(self) -> i32
Get the year of the date.
assert_eq!(datetime!(2019-01-01 0:00).year(), 2019);
assert_eq!(datetime!(2019-12-31 0:00).year(), 2019);
assert_eq!(datetime!(2020-01-01 0:00).year(), 2020);pub const fn month(self) -> Month
pub const fn month(self) -> Month
Get the month of the date.
assert_eq!(datetime!(2019-01-01 0:00).month(), Month::January);
assert_eq!(datetime!(2019-12-31 0:00).month(), Month::December);pub const fn day(self) -> u8
pub const fn day(self) -> u8
Get the day of the date.
The returned value will always be in the range 1..=31.
assert_eq!(datetime!(2019-01-01 0:00).day(), 1);
assert_eq!(datetime!(2019-12-31 0:00).day(), 31);pub const fn ordinal(self) -> u16
pub const fn ordinal(self) -> u16
Get the day of the year.
The returned value will always be in the range 1..=366 (1..=365 for common years).
assert_eq!(datetime!(2019-01-01 0:00).ordinal(), 1);
assert_eq!(datetime!(2019-12-31 0:00).ordinal(), 365);pub const fn iso_week(self) -> u8
pub const fn iso_week(self) -> u8
Get the ISO week number.
The returned value will always be in the range 1..=53.
assert_eq!(datetime!(2019-01-01 0:00).iso_week(), 1);
assert_eq!(datetime!(2019-10-04 0:00).iso_week(), 40);
assert_eq!(datetime!(2020-01-01 0:00).iso_week(), 1);
assert_eq!(datetime!(2020-12-31 0:00).iso_week(), 53);
assert_eq!(datetime!(2021-01-01 0:00).iso_week(), 53);pub const fn sunday_based_week(self) -> u8
pub const fn sunday_based_week(self) -> u8
Get the week number where week 1 begins on the first Sunday.
The returned value will always be in the range 0..=53.
assert_eq!(datetime!(2019-01-01 0:00).sunday_based_week(), 0);
assert_eq!(datetime!(2020-01-01 0:00).sunday_based_week(), 0);
assert_eq!(datetime!(2020-12-31 0:00).sunday_based_week(), 52);
assert_eq!(datetime!(2021-01-01 0:00).sunday_based_week(), 0);pub const fn monday_based_week(self) -> u8
pub const fn monday_based_week(self) -> u8
Get the week number where week 1 begins on the first Monday.
The returned value will always be in the range 0..=53.
assert_eq!(datetime!(2019-01-01 0:00).monday_based_week(), 0);
assert_eq!(datetime!(2020-01-01 0:00).monday_based_week(), 0);
assert_eq!(datetime!(2020-12-31 0:00).monday_based_week(), 52);
assert_eq!(datetime!(2021-01-01 0:00).monday_based_week(), 0);pub const fn to_calendar_date(self) -> (i32, Month, u8)
pub const fn to_calendar_date(self) -> (i32, Month, u8)
Get the year, month, and day.
assert_eq!(
datetime!(2019-01-01 0:00).to_calendar_date(),
(2019, Month::January, 1)
);pub const fn to_ordinal_date(self) -> (i32, u16)
pub const fn to_ordinal_date(self) -> (i32, u16)
Get the year and ordinal day number.
assert_eq!(datetime!(2019-01-01 0:00).to_ordinal_date(), (2019, 1));pub const fn to_iso_week_date(self) -> (i32, u8, Weekday)
pub const fn to_iso_week_date(self) -> (i32, u8, Weekday)
Get the ISO 8601 year, week number, and weekday.
assert_eq!(
datetime!(2019-01-01 0:00).to_iso_week_date(),
(2019, 1, Tuesday)
);
assert_eq!(
datetime!(2019-10-04 0:00).to_iso_week_date(),
(2019, 40, Friday)
);
assert_eq!(
datetime!(2020-01-01 0:00).to_iso_week_date(),
(2020, 1, Wednesday)
);
assert_eq!(
datetime!(2020-12-31 0:00).to_iso_week_date(),
(2020, 53, Thursday)
);
assert_eq!(
datetime!(2021-01-01 0:00).to_iso_week_date(),
(2020, 53, Friday)
);pub const fn weekday(self) -> Weekday
pub const fn weekday(self) -> Weekday
Get the weekday.
assert_eq!(datetime!(2019-01-01 0:00).weekday(), Tuesday);
assert_eq!(datetime!(2019-02-01 0:00).weekday(), Friday);
assert_eq!(datetime!(2019-03-01 0:00).weekday(), Friday);
assert_eq!(datetime!(2019-04-01 0:00).weekday(), Monday);
assert_eq!(datetime!(2019-05-01 0:00).weekday(), Wednesday);
assert_eq!(datetime!(2019-06-01 0:00).weekday(), Saturday);
assert_eq!(datetime!(2019-07-01 0:00).weekday(), Monday);
assert_eq!(datetime!(2019-08-01 0:00).weekday(), Thursday);
assert_eq!(datetime!(2019-09-01 0:00).weekday(), Sunday);
assert_eq!(datetime!(2019-10-01 0:00).weekday(), Tuesday);
assert_eq!(datetime!(2019-11-01 0:00).weekday(), Friday);
assert_eq!(datetime!(2019-12-01 0:00).weekday(), Sunday);pub const fn to_julian_day(self) -> i32
pub const fn to_julian_day(self) -> i32
Get the Julian day for the date. The time is not taken into account for this calculation.
The algorithm to perform this conversion is derived from one provided by Peter Baum; it is freely available here.
assert_eq!(datetime!(-4713-11-24 0:00).to_julian_day(), 0);
assert_eq!(datetime!(2000-01-01 0:00).to_julian_day(), 2_451_545);
assert_eq!(datetime!(2019-01-01 0:00).to_julian_day(), 2_458_485);
assert_eq!(datetime!(2019-12-31 0:00).to_julian_day(), 2_458_849);pub const fn as_hms(self) -> (u8, u8, u8)
pub const fn as_hms(self) -> (u8, u8, u8)
Get the clock hour, minute, and second.
assert_eq!(datetime!(2020-01-01 0:00:00).as_hms(), (0, 0, 0));
assert_eq!(datetime!(2020-01-01 23:59:59).as_hms(), (23, 59, 59));pub const fn as_hms_milli(self) -> (u8, u8, u8, u16)
pub const fn as_hms_milli(self) -> (u8, u8, u8, u16)
Get the clock hour, minute, second, and millisecond.
assert_eq!(datetime!(2020-01-01 0:00:00).as_hms_milli(), (0, 0, 0, 0));
assert_eq!(
datetime!(2020-01-01 23:59:59.999).as_hms_milli(),
(23, 59, 59, 999)
);pub const fn as_hms_micro(self) -> (u8, u8, u8, u32)
pub const fn as_hms_micro(self) -> (u8, u8, u8, u32)
Get the clock hour, minute, second, and microsecond.
assert_eq!(datetime!(2020-01-01 0:00:00).as_hms_micro(), (0, 0, 0, 0));
assert_eq!(
datetime!(2020-01-01 23:59:59.999_999).as_hms_micro(),
(23, 59, 59, 999_999)
);pub const fn as_hms_nano(self) -> (u8, u8, u8, u32)
pub const fn as_hms_nano(self) -> (u8, u8, u8, u32)
Get the clock hour, minute, second, and nanosecond.
assert_eq!(datetime!(2020-01-01 0:00:00).as_hms_nano(), (0, 0, 0, 0));
assert_eq!(
datetime!(2020-01-01 23:59:59.999_999_999).as_hms_nano(),
(23, 59, 59, 999_999_999)
);pub const fn hour(self) -> u8
pub const fn hour(self) -> u8
Get the clock hour.
The returned value will always be in the range 0..24.
assert_eq!(datetime!(2019-01-01 0:00).hour(), 0);
assert_eq!(datetime!(2019-01-01 23:59:59).hour(), 23);pub const fn minute(self) -> u8
pub const fn minute(self) -> u8
Get the minute within the hour.
The returned value will always be in the range 0..60.
assert_eq!(datetime!(2019-01-01 0:00).minute(), 0);
assert_eq!(datetime!(2019-01-01 23:59:59).minute(), 59);pub const fn second(self) -> u8
pub const fn second(self) -> u8
Get the second within the minute.
The returned value will always be in the range 0..60.
assert_eq!(datetime!(2019-01-01 0:00).second(), 0);
assert_eq!(datetime!(2019-01-01 23:59:59).second(), 59);pub const fn millisecond(self) -> u16
pub const fn millisecond(self) -> u16
Get the milliseconds within the second.
The returned value will always be in the range 0..1_000.
assert_eq!(datetime!(2019-01-01 0:00).millisecond(), 0);
assert_eq!(datetime!(2019-01-01 23:59:59.999).millisecond(), 999);pub const fn microsecond(self) -> u32
pub const fn microsecond(self) -> u32
Get the microseconds within the second.
The returned value will always be in the range 0..1_000_000.
assert_eq!(datetime!(2019-01-01 0:00).microsecond(), 0);
assert_eq!(
datetime!(2019-01-01 23:59:59.999_999).microsecond(),
999_999
);pub const fn nanosecond(self) -> u32
pub const fn nanosecond(self) -> u32
Get the nanoseconds within the second.
The returned value will always be in the range 0..1_000_000_000.
assert_eq!(datetime!(2019-01-01 0:00).nanosecond(), 0);
assert_eq!(
datetime!(2019-01-01 23:59:59.999_999_999).nanosecond(),
999_999_999,
);pub const fn assume_offset(self, offset: UtcOffset) -> OffsetDateTime
pub const fn assume_offset(self, offset: UtcOffset) -> OffsetDateTime
Assuming that the existing PrimitiveDateTime represents a moment in the provided
UtcOffset, return an OffsetDateTime.
assert_eq!(
datetime!(2019-01-01 0:00)
.assume_offset(offset!(UTC))
.unix_timestamp(),
1_546_300_800,
);
assert_eq!(
datetime!(2019-01-01 0:00)
.assume_offset(offset!(-1))
.unix_timestamp(),
1_546_304_400,
);pub const fn assume_utc(self) -> OffsetDateTime
pub const fn assume_utc(self) -> OffsetDateTime
Assuming that the existing PrimitiveDateTime represents a moment in UTC, return an
OffsetDateTime.
assert_eq!(
datetime!(2019-01-01 0:00).assume_utc().unix_timestamp(),
1_546_300_800,
);pub const fn checked_add(self, duration: Duration) -> Option<PrimitiveDateTime>
pub const fn checked_add(self, duration: Duration) -> Option<PrimitiveDateTime>
Computes self + duration, returning None if an overflow occurred.
let datetime = Date::MIN.midnight();
assert_eq!(datetime.checked_add((-2).days()), None);
let datetime = Date::MAX.midnight();
assert_eq!(datetime.checked_add(1.days()), None);
assert_eq!(
datetime!(2019 - 11 - 25 15:30).checked_add(27.hours()),
Some(datetime!(2019 - 11 - 26 18:30))
);pub const fn checked_sub(self, duration: Duration) -> Option<PrimitiveDateTime>
pub const fn checked_sub(self, duration: Duration) -> Option<PrimitiveDateTime>
Computes self - duration, returning None if an overflow occurred.
let datetime = Date::MIN.midnight();
assert_eq!(datetime.checked_sub(2.days()), None);
let datetime = Date::MAX.midnight();
assert_eq!(datetime.checked_sub((-1).days()), None);
assert_eq!(
datetime!(2019 - 11 - 25 15:30).checked_sub(27.hours()),
Some(datetime!(2019 - 11 - 24 12:30))
);pub const fn saturating_add(self, duration: Duration) -> PrimitiveDateTime
pub const fn saturating_add(self, duration: Duration) -> PrimitiveDateTime
Computes self + duration, saturating value on overflow.
assert_eq!(
PrimitiveDateTime::MIN.saturating_add((-2).days()),
PrimitiveDateTime::MIN
);
assert_eq!(
PrimitiveDateTime::MAX.saturating_add(2.days()),
PrimitiveDateTime::MAX
);
assert_eq!(
datetime!(2019 - 11 - 25 15:30).saturating_add(27.hours()),
datetime!(2019 - 11 - 26 18:30)
);pub const fn saturating_sub(self, duration: Duration) -> PrimitiveDateTime
pub const fn saturating_sub(self, duration: Duration) -> PrimitiveDateTime
Computes self - duration, saturating value on overflow.
assert_eq!(
PrimitiveDateTime::MIN.saturating_sub(2.days()),
PrimitiveDateTime::MIN
);
assert_eq!(
PrimitiveDateTime::MAX.saturating_sub((-2).days()),
PrimitiveDateTime::MAX
);
assert_eq!(
datetime!(2019 - 11 - 25 15:30).saturating_sub(27.hours()),
datetime!(2019 - 11 - 24 12:30)
);impl PrimitiveDateTime
impl PrimitiveDateTime
Methods that replace part of the PrimitiveDateTime.
pub const fn replace_time(self, time: Time) -> PrimitiveDateTime
pub const fn replace_time(self, time: Time) -> PrimitiveDateTime
Replace the time, preserving the date.
assert_eq!(
datetime!(2020-01-01 17:00).replace_time(time!(5:00)),
datetime!(2020-01-01 5:00)
);pub const fn replace_date(self, date: Date) -> PrimitiveDateTime
pub const fn replace_date(self, date: Date) -> PrimitiveDateTime
Replace the date, preserving the time.
assert_eq!(
datetime!(2020-01-01 12:00).replace_date(date!(2020-01-30)),
datetime!(2020-01-30 12:00)
);pub const fn replace_year(
self,
year: i32
) -> Result<PrimitiveDateTime, ComponentRange>
pub const fn replace_year(
self,
year: i32
) -> Result<PrimitiveDateTime, ComponentRange>
Replace the year. The month and day will be unchanged.
assert_eq!(
datetime!(2022 - 02 - 18 12:00).replace_year(2019),
Ok(datetime!(2019 - 02 - 18 12:00))
);
assert!(datetime!(2022 - 02 - 18 12:00).replace_year(-1_000_000_000).is_err()); // -1_000_000_000 isn't a valid year
assert!(datetime!(2022 - 02 - 18 12:00).replace_year(1_000_000_000).is_err()); // 1_000_000_000 isn't a valid yearpub const fn replace_month(
self,
month: Month
) -> Result<PrimitiveDateTime, ComponentRange>
pub const fn replace_month(
self,
month: Month
) -> Result<PrimitiveDateTime, ComponentRange>
Replace the month of the year.
assert_eq!(
datetime!(2022 - 02 - 18 12:00).replace_month(Month::January),
Ok(datetime!(2022 - 01 - 18 12:00))
);
assert!(datetime!(2022 - 01 - 30 12:00).replace_month(Month::February).is_err()); // 30 isn't a valid day in Februarypub const fn replace_day(
self,
day: u8
) -> Result<PrimitiveDateTime, ComponentRange>
pub const fn replace_day(
self,
day: u8
) -> Result<PrimitiveDateTime, ComponentRange>
Replace the day of the month.
assert_eq!(
datetime!(2022 - 02 - 18 12:00).replace_day(1),
Ok(datetime!(2022 - 02 - 01 12:00))
);
assert!(datetime!(2022 - 02 - 18 12:00).replace_day(0).is_err()); // 00 isn't a valid day
assert!(datetime!(2022 - 02 - 18 12:00).replace_day(30).is_err()); // 30 isn't a valid day in Februarypub const fn replace_hour(
self,
hour: u8
) -> Result<PrimitiveDateTime, ComponentRange>
pub const fn replace_hour(
self,
hour: u8
) -> Result<PrimitiveDateTime, ComponentRange>
Replace the clock hour.
assert_eq!(
datetime!(2022 - 02 - 18 01:02:03.004_005_006).replace_hour(7),
Ok(datetime!(2022 - 02 - 18 07:02:03.004_005_006))
);
assert!(datetime!(2022 - 02 - 18 01:02:03.004_005_006).replace_hour(24).is_err()); // 24 isn't a valid hourpub const fn replace_minute(
self,
minute: u8
) -> Result<PrimitiveDateTime, ComponentRange>
pub const fn replace_minute(
self,
minute: u8
) -> Result<PrimitiveDateTime, ComponentRange>
Replace the minutes within the hour.
assert_eq!(
datetime!(2022 - 02 - 18 01:02:03.004_005_006).replace_minute(7),
Ok(datetime!(2022 - 02 - 18 01:07:03.004_005_006))
);
assert!(datetime!(2022 - 02 - 18 01:02:03.004_005_006).replace_minute(60).is_err()); // 60 isn't a valid minutepub const fn replace_second(
self,
second: u8
) -> Result<PrimitiveDateTime, ComponentRange>
pub const fn replace_second(
self,
second: u8
) -> Result<PrimitiveDateTime, ComponentRange>
Replace the seconds within the minute.
assert_eq!(
datetime!(2022 - 02 - 18 01:02:03.004_005_006).replace_second(7),
Ok(datetime!(2022 - 02 - 18 01:02:07.004_005_006))
);
assert!(datetime!(2022 - 02 - 18 01:02:03.004_005_006).replace_second(60).is_err()); // 60 isn't a valid secondpub const fn replace_millisecond(
self,
millisecond: u16
) -> Result<PrimitiveDateTime, ComponentRange>
pub const fn replace_millisecond(
self,
millisecond: u16
) -> Result<PrimitiveDateTime, ComponentRange>
Replace the milliseconds within the second.
assert_eq!(
datetime!(2022 - 02 - 18 01:02:03.004_005_006).replace_millisecond(7),
Ok(datetime!(2022 - 02 - 18 01:02:03.007))
);
assert!(datetime!(2022 - 02 - 18 01:02:03.004_005_006).replace_millisecond(1_000).is_err()); // 1_000 isn't a valid millisecondpub const fn replace_microsecond(
self,
microsecond: u32
) -> Result<PrimitiveDateTime, ComponentRange>
pub const fn replace_microsecond(
self,
microsecond: u32
) -> Result<PrimitiveDateTime, ComponentRange>
Replace the microseconds within the second.
assert_eq!(
datetime!(2022 - 02 - 18 01:02:03.004_005_006).replace_microsecond(7_008),
Ok(datetime!(2022 - 02 - 18 01:02:03.007_008))
);
assert!(datetime!(2022 - 02 - 18 01:02:03.004_005_006).replace_microsecond(1_000_000).is_err()); // 1_000_000 isn't a valid microsecondpub const fn replace_nanosecond(
self,
nanosecond: u32
) -> Result<PrimitiveDateTime, ComponentRange>
pub const fn replace_nanosecond(
self,
nanosecond: u32
) -> Result<PrimitiveDateTime, ComponentRange>
Replace the nanoseconds within the second.
assert_eq!(
datetime!(2022 - 02 - 18 01:02:03.004_005_006).replace_nanosecond(7_008_009),
Ok(datetime!(2022 - 02 - 18 01:02:03.007_008_009))
);
assert!(datetime!(2022 - 02 - 18 01:02:03.004_005_006).replace_nanosecond(1_000_000_000).is_err()); // 1_000_000_000 isn't a valid nanosecondimpl PrimitiveDateTime
impl PrimitiveDateTime
pub fn format_into(
self,
output: &mut impl Write,
format: &impl Formattable
) -> Result<usize, Format>
pub fn format_into(
self,
output: &mut impl Write,
format: &impl Formattable
) -> Result<usize, Format>
Format the PrimitiveDateTime using the provided format
description.
pub fn format(self, format: &impl Formattable) -> Result<String, Format>
pub fn format(self, format: &impl Formattable) -> Result<String, Format>
Format the PrimitiveDateTime using the provided format
description.
let format = format_description::parse("[year]-[month]-[day] [hour]:[minute]:[second]")?;
assert_eq!(
datetime!(2020-01-02 03:04:05).format(&format)?,
"2020-01-02 03:04:05"
);impl PrimitiveDateTime
impl PrimitiveDateTime
pub fn parse(
input: &str,
description: &impl Parsable
) -> Result<PrimitiveDateTime, Parse>
pub fn parse(
input: &str,
description: &impl Parsable
) -> Result<PrimitiveDateTime, Parse>
Parse a PrimitiveDateTime from the input using the provided format
description.
let format = format_description::parse("[year]-[month]-[day] [hour]:[minute]:[second]")?;
assert_eq!(
PrimitiveDateTime::parse("2020-01-02 03:04:05", &format)?,
datetime!(2020-01-02 03:04:05)
);Trait Implementations
impl Add<Duration> for PrimitiveDateTime
impl Add<Duration> for PrimitiveDateTime
type Output = PrimitiveDateTime
type Output = PrimitiveDateTime
The resulting type after applying the + operator.
impl Add<Duration> for PrimitiveDateTime
impl Add<Duration> for PrimitiveDateTime
type Output = PrimitiveDateTime
type Output = PrimitiveDateTime
The resulting type after applying the + operator.
impl AddAssign<Duration> for PrimitiveDateTime
impl AddAssign<Duration> for PrimitiveDateTime
fn add_assign(&mut self, rhs: Duration)
fn add_assign(&mut self, rhs: Duration)
Performs the += operation. Read more
impl AddAssign<Duration> for PrimitiveDateTime
impl AddAssign<Duration> for PrimitiveDateTime
fn add_assign(&mut self, rhs: Duration)
fn add_assign(&mut self, rhs: Duration)
Performs the += operation. Read more
impl Clone for PrimitiveDateTime
impl Clone for PrimitiveDateTime
fn clone(&self) -> PrimitiveDateTime
fn clone(&self) -> PrimitiveDateTime
Returns a copy of the value. Read more
1.0.0 · sourcefn clone_from(&mut self, source: &Self)
fn clone_from(&mut self, source: &Self)
Performs copy-assignment from source. Read more
impl Debug for PrimitiveDateTime
impl Debug for PrimitiveDateTime
impl Display for PrimitiveDateTime
impl Display for PrimitiveDateTime
sourceimpl FromValue for PrimitiveDateTime
impl FromValue for PrimitiveDateTime
type Intermediate = ParseIr<PrimitiveDateTime>
sourcefn from_value(v: Value) -> Self
fn from_value(v: Value) -> Self
Will panic if could not convert v to Self.
sourcefn from_value_opt(v: Value) -> Result<Self, FromValueError>
fn from_value_opt(v: Value) -> Result<Self, FromValueError>
Will return Err(Error::FromValueError(v)) if could not convert v to Self.
sourcefn get_intermediate(v: Value) -> Result<Self::Intermediate, FromValueError>
fn get_intermediate(v: Value) -> Result<Self::Intermediate, FromValueError>
Will return Err(Error::FromValueError(v)) if v is not convertible to Self.
impl Hash for PrimitiveDateTime
impl Hash for PrimitiveDateTime
impl Ord for PrimitiveDateTime
impl Ord for PrimitiveDateTime
fn cmp(&self, other: &PrimitiveDateTime) -> Ordering
fn cmp(&self, other: &PrimitiveDateTime) -> Ordering
1.21.0 · sourcefn max(self, other: Self) -> Self
fn max(self, other: Self) -> Self
Compares and returns the maximum of two values. Read more
1.21.0 · sourcefn min(self, other: Self) -> Self
fn min(self, other: Self) -> Self
Compares and returns the minimum of two values. Read more
1.50.0 · sourcefn clamp(self, min: Self, max: Self) -> Self where
Self: PartialOrd<Self>,
fn clamp(self, min: Self, max: Self) -> Self where
Self: PartialOrd<Self>,
Restrict a value to a certain interval. Read more
impl PartialEq<PrimitiveDateTime> for PrimitiveDateTime
impl PartialEq<PrimitiveDateTime> for PrimitiveDateTime
fn eq(&self, other: &PrimitiveDateTime) -> bool
fn eq(&self, other: &PrimitiveDateTime) -> bool
This method tests for self and other values to be equal, and is used
by ==. Read more
fn ne(&self, other: &PrimitiveDateTime) -> bool
fn ne(&self, other: &PrimitiveDateTime) -> bool
This method tests for !=.
impl PartialOrd<PrimitiveDateTime> for PrimitiveDateTime
impl PartialOrd<PrimitiveDateTime> for PrimitiveDateTime
fn partial_cmp(&self, other: &PrimitiveDateTime) -> Option<Ordering>
fn partial_cmp(&self, other: &PrimitiveDateTime) -> Option<Ordering>
This method returns an ordering between self and other values if one exists. Read more
1.0.0 · sourcefn lt(&self, other: &Rhs) -> bool
fn lt(&self, other: &Rhs) -> bool
This method tests less than (for self and other) and is used by the < operator. Read more
1.0.0 · sourcefn le(&self, other: &Rhs) -> bool
fn le(&self, other: &Rhs) -> bool
This method tests less than or equal to (for self and other) and is used by the <=
operator. Read more
impl Sub<Duration> for PrimitiveDateTime
impl Sub<Duration> for PrimitiveDateTime
type Output = PrimitiveDateTime
type Output = PrimitiveDateTime
The resulting type after applying the - operator.
impl Sub<Duration> for PrimitiveDateTime
impl Sub<Duration> for PrimitiveDateTime
type Output = PrimitiveDateTime
type Output = PrimitiveDateTime
The resulting type after applying the - operator.
impl Sub<PrimitiveDateTime> for PrimitiveDateTime
impl Sub<PrimitiveDateTime> for PrimitiveDateTime
fn sub(
self,
rhs: PrimitiveDateTime
) -> <PrimitiveDateTime as Sub<PrimitiveDateTime>>::Output
fn sub(
self,
rhs: PrimitiveDateTime
) -> <PrimitiveDateTime as Sub<PrimitiveDateTime>>::Output
Performs the - operation. Read more
impl SubAssign<Duration> for PrimitiveDateTime
impl SubAssign<Duration> for PrimitiveDateTime
fn sub_assign(&mut self, rhs: Duration)
fn sub_assign(&mut self, rhs: Duration)
Performs the -= operation. Read more
impl SubAssign<Duration> for PrimitiveDateTime
impl SubAssign<Duration> for PrimitiveDateTime
fn sub_assign(&mut self, rhs: Duration)
fn sub_assign(&mut self, rhs: Duration)
Performs the -= operation. Read more
impl TryFrom<Parsed> for PrimitiveDateTime
impl TryFrom<Parsed> for PrimitiveDateTime
type Error = TryFromParsed
type Error = TryFromParsed
The type returned in the event of a conversion error.
fn try_from(
parsed: Parsed
) -> Result<PrimitiveDateTime, <PrimitiveDateTime as TryFrom<Parsed>>::Error>
fn try_from(
parsed: Parsed
) -> Result<PrimitiveDateTime, <PrimitiveDateTime as TryFrom<Parsed>>::Error>
Performs the conversion.
impl Copy for PrimitiveDateTime
impl Eq for PrimitiveDateTime
impl StructuralEq for PrimitiveDateTime
impl StructuralPartialEq for PrimitiveDateTime
Auto Trait Implementations
impl RefUnwindSafe for PrimitiveDateTime
impl Send for PrimitiveDateTime
impl Sync for PrimitiveDateTime
impl Unpin for PrimitiveDateTime
impl UnwindSafe for PrimitiveDateTime
Blanket Implementations
sourceimpl<T> BorrowMut<T> for T where
T: ?Sized,
impl<T> BorrowMut<T> for T where
T: ?Sized,
const: unstable · sourcefn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
sourceimpl<Q, K> Equivalent<K> for Q where
Q: Eq + ?Sized,
K: Borrow<Q> + ?Sized,
impl<Q, K> Equivalent<K> for Q where
Q: Eq + ?Sized,
K: Borrow<Q> + ?Sized,
sourcefn equivalent(&self, key: &K) -> bool
fn equivalent(&self, key: &K) -> bool
Compare self to key and return true if they are equal.
impl<T> FmtForward for T
impl<T> FmtForward for T
fn fmt_binary(self) -> FmtBinary<Self> where
Self: Binary,
fn fmt_binary(self) -> FmtBinary<Self> where
Self: Binary,
Causes self to use its Binary implementation when Debug-formatted.
fn fmt_display(self) -> FmtDisplay<Self> where
Self: Display,
fn fmt_display(self) -> FmtDisplay<Self> where
Self: Display,
Causes self to use its Display implementation when
Debug-formatted. Read more
fn fmt_lower_exp(self) -> FmtLowerExp<Self> where
Self: LowerExp,
fn fmt_lower_exp(self) -> FmtLowerExp<Self> where
Self: LowerExp,
Causes self to use its LowerExp implementation when
Debug-formatted. Read more
fn fmt_lower_hex(self) -> FmtLowerHex<Self> where
Self: LowerHex,
fn fmt_lower_hex(self) -> FmtLowerHex<Self> where
Self: LowerHex,
Causes self to use its LowerHex implementation when
Debug-formatted. Read more
fn fmt_octal(self) -> FmtOctal<Self> where
Self: Octal,
fn fmt_octal(self) -> FmtOctal<Self> where
Self: Octal,
Causes self to use its Octal implementation when Debug-formatted.
fn fmt_pointer(self) -> FmtPointer<Self> where
Self: Pointer,
fn fmt_pointer(self) -> FmtPointer<Self> where
Self: Pointer,
Causes self to use its Pointer implementation when
Debug-formatted. Read more
fn fmt_upper_exp(self) -> FmtUpperExp<Self> where
Self: UpperExp,
fn fmt_upper_exp(self) -> FmtUpperExp<Self> where
Self: UpperExp,
Causes self to use its UpperExp implementation when
Debug-formatted. Read more
fn fmt_upper_hex(self) -> FmtUpperHex<Self> where
Self: UpperHex,
fn fmt_upper_hex(self) -> FmtUpperHex<Self> where
Self: UpperHex,
Causes self to use its UpperHex implementation when
Debug-formatted. Read more
sourceimpl<T> FromRow for T where
T: FromValue,
impl<T> FromRow for T where
T: FromValue,
fn from_row_opt(row: Row) -> Result<T, FromRowError>
fn from_row(row: Row) -> Self
sourceimpl<T> Instrument for T
impl<T> Instrument for T
sourcefn instrument(self, span: Span) -> Instrumented<Self>
fn instrument(self, span: Span) -> Instrumented<Self>
sourcefn in_current_span(self) -> Instrumented<Self>
fn in_current_span(self) -> Instrumented<Self>
impl<T, U, I> LiftInto<U, I> for T where
U: LiftFrom<T, I>,
impl<T, U, I> LiftInto<U, I> for T where
U: LiftFrom<T, I>,
fn lift_into(self) -> U
fn lift_into(self) -> U
Performs the indexed conversion.
impl<T> Pipe for T where
T: ?Sized,
impl<T> Pipe for T where
T: ?Sized,
fn pipe<R>(self, func: impl FnOnce(Self) -> R) -> R
fn pipe<R>(self, func: impl FnOnce(Self) -> R) -> R
Pipes by value. This is generally the method you want to use. Read more
fn pipe_ref<'a, R>(&'a self, func: impl FnOnce(&'a Self) -> R) -> R where
R: 'a,
fn pipe_ref<'a, R>(&'a self, func: impl FnOnce(&'a Self) -> R) -> R where
R: 'a,
Borrows self and passes that borrow into the pipe function. Read more
fn pipe_ref_mut<'a, R>(&'a mut self, func: impl FnOnce(&'a mut Self) -> R) -> R where
R: 'a,
fn pipe_ref_mut<'a, R>(&'a mut self, func: impl FnOnce(&'a mut Self) -> R) -> R where
R: 'a,
Mutably borrows self and passes that borrow into the pipe function. Read more
fn pipe_borrow<'a, B, R>(&'a self, func: impl FnOnce(&'a B) -> R) -> R where
Self: Borrow<B>,
B: 'a + ?Sized,
R: 'a,
fn pipe_borrow<'a, B, R>(&'a self, func: impl FnOnce(&'a B) -> R) -> R where
Self: Borrow<B>,
B: 'a + ?Sized,
R: 'a,
Borrows self, then passes self.borrow() into the pipe function. Read more
fn pipe_borrow_mut<'a, B, R>(
&'a mut self,
func: impl FnOnce(&'a mut B) -> R
) -> R where
Self: BorrowMut<B>,
B: 'a + ?Sized,
R: 'a,
fn pipe_borrow_mut<'a, B, R>(
&'a mut self,
func: impl FnOnce(&'a mut B) -> R
) -> R where
Self: BorrowMut<B>,
B: 'a + ?Sized,
R: 'a,
Mutably borrows self, then passes self.borrow_mut() into the pipe
function. Read more
fn pipe_as_ref<'a, U, R>(&'a self, func: impl FnOnce(&'a U) -> R) -> R where
Self: AsRef<U>,
U: 'a + ?Sized,
R: 'a,
fn pipe_as_ref<'a, U, R>(&'a self, func: impl FnOnce(&'a U) -> R) -> R where
Self: AsRef<U>,
U: 'a + ?Sized,
R: 'a,
Borrows self, then passes self.as_ref() into the pipe function.
fn pipe_as_mut<'a, U, R>(&'a mut self, func: impl FnOnce(&'a mut U) -> R) -> R where
Self: AsMut<U>,
U: 'a + ?Sized,
R: 'a,
fn pipe_as_mut<'a, U, R>(&'a mut self, func: impl FnOnce(&'a mut U) -> R) -> R where
Self: AsMut<U>,
U: 'a + ?Sized,
R: 'a,
Mutably borrows self, then passes self.as_mut() into the pipe
function. Read more
fn pipe_deref<'a, T, R>(&'a self, func: impl FnOnce(&'a T) -> R) -> R where
Self: Deref<Target = T>,
T: 'a + ?Sized,
R: 'a,
fn pipe_deref<'a, T, R>(&'a self, func: impl FnOnce(&'a T) -> R) -> R where
Self: Deref<Target = T>,
T: 'a + ?Sized,
R: 'a,
Borrows self, then passes self.deref() into the pipe function.
impl<T> Pointable for T
impl<T> Pointable for T
impl<T> Tap for T
impl<T> Tap for T
fn tap_borrow<B>(self, func: impl FnOnce(&B)) -> Self where
Self: Borrow<B>,
B: ?Sized,
fn tap_borrow<B>(self, func: impl FnOnce(&B)) -> Self where
Self: Borrow<B>,
B: ?Sized,
Immutable access to the Borrow<B> of a value. Read more
fn tap_borrow_mut<B>(self, func: impl FnOnce(&mut B)) -> Self where
Self: BorrowMut<B>,
B: ?Sized,
fn tap_borrow_mut<B>(self, func: impl FnOnce(&mut B)) -> Self where
Self: BorrowMut<B>,
B: ?Sized,
Mutable access to the BorrowMut<B> of a value. Read more
fn tap_ref<R>(self, func: impl FnOnce(&R)) -> Self where
Self: AsRef<R>,
R: ?Sized,
fn tap_ref<R>(self, func: impl FnOnce(&R)) -> Self where
Self: AsRef<R>,
R: ?Sized,
Immutable access to the AsRef<R> view of a value. Read more
fn tap_ref_mut<R>(self, func: impl FnOnce(&mut R)) -> Self where
Self: AsMut<R>,
R: ?Sized,
fn tap_ref_mut<R>(self, func: impl FnOnce(&mut R)) -> Self where
Self: AsMut<R>,
R: ?Sized,
Mutable access to the AsMut<R> view of a value. Read more
fn tap_deref<T>(self, func: impl FnOnce(&T)) -> Self where
Self: Deref<Target = T>,
T: ?Sized,
fn tap_deref<T>(self, func: impl FnOnce(&T)) -> Self where
Self: Deref<Target = T>,
T: ?Sized,
Immutable access to the Deref::Target of a value. Read more
fn tap_deref_mut<T>(self, func: impl FnOnce(&mut T)) -> Self where
Self: DerefMut<Target = T> + Deref,
T: ?Sized,
fn tap_deref_mut<T>(self, func: impl FnOnce(&mut T)) -> Self where
Self: DerefMut<Target = T> + Deref,
T: ?Sized,
Mutable access to the Deref::Target of a value. Read more
fn tap_dbg(self, func: impl FnOnce(&Self)) -> Self
fn tap_dbg(self, func: impl FnOnce(&Self)) -> Self
Calls .tap() only in debug builds, and is erased in release builds.
fn tap_mut_dbg(self, func: impl FnOnce(&mut Self)) -> Self
fn tap_mut_dbg(self, func: impl FnOnce(&mut Self)) -> Self
Calls .tap_mut() only in debug builds, and is erased in release
builds. Read more
fn tap_borrow_dbg<B>(self, func: impl FnOnce(&B)) -> Self where
Self: Borrow<B>,
B: ?Sized,
fn tap_borrow_dbg<B>(self, func: impl FnOnce(&B)) -> Self where
Self: Borrow<B>,
B: ?Sized,
Calls .tap_borrow() only in debug builds, and is erased in release
builds. Read more
fn tap_borrow_mut_dbg<B>(self, func: impl FnOnce(&mut B)) -> Self where
Self: BorrowMut<B>,
B: ?Sized,
fn tap_borrow_mut_dbg<B>(self, func: impl FnOnce(&mut B)) -> Self where
Self: BorrowMut<B>,
B: ?Sized,
Calls .tap_borrow_mut() only in debug builds, and is erased in release
builds. Read more
fn tap_ref_dbg<R>(self, func: impl FnOnce(&R)) -> Self where
Self: AsRef<R>,
R: ?Sized,
fn tap_ref_dbg<R>(self, func: impl FnOnce(&R)) -> Self where
Self: AsRef<R>,
R: ?Sized,
Calls .tap_ref() only in debug builds, and is erased in release
builds. Read more
fn tap_ref_mut_dbg<R>(self, func: impl FnOnce(&mut R)) -> Self where
Self: AsMut<R>,
R: ?Sized,
fn tap_ref_mut_dbg<R>(self, func: impl FnOnce(&mut R)) -> Self where
Self: AsMut<R>,
R: ?Sized,
Calls .tap_ref_mut() only in debug builds, and is erased in release
builds. Read more
impl<V, T> VZip<V> for T where
V: MultiLane<T>,
impl<V, T> VZip<V> for T where
V: MultiLane<T>,
fn vzip(self) -> V
sourceimpl<T> WithSubscriber for T
impl<T> WithSubscriber for T
sourcefn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self> where
S: Into<Dispatch>,
fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self> where
S: Into<Dispatch>,
Attaches the provided Subscriber to this type, returning a
WithDispatch wrapper. Read more
sourcefn with_current_subscriber(self) -> WithDispatch<Self>
fn with_current_subscriber(self) -> WithDispatch<Self>
Attaches the current default Subscriber to this type, returning a
WithDispatch wrapper. Read more