Enum icu::datetime::neo_skeleton::TimePrecision

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#[non_exhaustive]
pub enum TimePrecision { HourPlus, HourExact, MinutePlus, MinuteExact, SecondPlus, SecondExact(FractionalSecondDigits), }
Expand description

A specification for how precisely to display the time of day.

The examples below are based on the following inputs and hour cycles:

  1. 11 o’clock with 12-hour time
  2. 16:20 (4:20 pm) with 24-hour time
  3. 7:15:01.85 with 24-hour time

Variants (Non-exhaustive)§

This enum is marked as non-exhaustive
Non-exhaustive enums could have additional variants added in future. Therefore, when matching against variants of non-exhaustive enums, an extra wildcard arm must be added to account for any future variants.
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HourPlus

Always display the hour. Display smaller fields if they are nonzero.

Examples:

  1. 11 am
  2. 16:20
  3. 07:15:01.85
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HourExact

Always display the hour. Hide all other time fields.

Examples:

  1. 11 am
  2. 16h
  3. 07h
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MinutePlus

Always display the hour and minute. Display the second if nonzero.

Examples:

  1. 11:00 am
  2. 16:20
  3. 07:15:01.85
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MinuteExact

Always display the hour and minute. Hide the second.

Examples:

  1. 11:00 am
  2. 16:20
  3. 07:15
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SecondPlus

Display the hour, minute, and second. Display fractional seconds if nonzero.

This is the default.

Examples:

  1. 11:00:00 am
  2. 16:20:00
  3. 07:15:01.85
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SecondExact(FractionalSecondDigits)

Display the hour, minute, and second with the given number of fractional second digits.

Examples with FractionalSecondDigits::F1:

  1. 11:00:00.0 am
  2. 16:20:00.0
  3. 07:15:01.8

Trait Implementations§

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impl Clone for TimePrecision

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fn clone(&self) -> TimePrecision

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for TimePrecision

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fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter. Read more
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impl<'de> Deserialize<'de> for TimePrecision

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fn deserialize<__D>( __deserializer: __D, ) -> Result<TimePrecision, <__D as Deserializer<'de>>::Error>
where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer. Read more
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impl From<TimePrecisionSerde> for TimePrecision

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fn from(value: TimePrecisionSerde) -> TimePrecision

Converts to this type from the input type.
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impl Hash for TimePrecision

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fn hash<__H>(&self, state: &mut __H)
where __H: Hasher,

Feeds this value into the given Hasher. Read more
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fn hash_slice<H>(data: &[Self], state: &mut H)
where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher. Read more
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impl IntoOption<TimePrecision> for TimePrecision

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fn into_option(self) -> Option<TimePrecision>

Return self as an Option<T>
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impl PartialEq for TimePrecision

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fn eq(&self, other: &TimePrecision) -> bool

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl Serialize for TimePrecision

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fn serialize<__S>( &self, __serializer: __S, ) -> Result<<__S as Serializer>::Ok, <__S as Serializer>::Error>
where __S: Serializer,

Serialize this value into the given Serde serializer. Read more
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impl Copy for TimePrecision

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impl Eq for TimePrecision

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impl StructuralPartialEq for TimePrecision

Auto Trait Implementations§

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dst: *mut T)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dst. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> GetField<T> for T
where T: Copy,

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fn get_field(&self) -> T

Returns the value of this trait’s field T.
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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> IntoEither for T

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fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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impl<T> Serialize for T
where T: Serialize + ?Sized,

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fn erased_serialize(&self, serializer: &mut dyn Serializer) -> Result<Ok, Error>

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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<T> DeserializeOwned for T
where T: for<'de> Deserialize<'de>,

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impl<T> ErasedDestructor for T
where T: 'static,

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impl<T> MaybeSendSync for T
where T: Send + Sync,