pub enum DateTimeField {
    Microseconds,
    Milliseconds,
    Second,
    Minute,
    Hour,
    Day,
    Month,
    Year,
    Decade,
    Century,
    Millennium,
}

Variants§

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Microseconds

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Milliseconds

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Second

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Minute

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Hour

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Day

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Month

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Year

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Decade

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Century

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Millennium

Implementations§

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impl DateTimeField

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pub fn next_smallest(self) -> Self

Iterate the DateTimeField to the next value.

Panics
  • When called on Second
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pub fn next_largest(self) -> Self

Iterate the DateTimeField to the prior value.

Panics
  • When called on Year
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pub fn micros_multiplier(self) -> i64

Returns the number of microseconds in a single unit of field.

Panics

Panics if called on a non-time/day field.

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pub fn month_multiplier(self) -> i64

Returns the number of months in a single unit of field.

Panics

Panics if called on a duration field.

Trait Implementations§

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impl Clone for DateTimeField

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fn clone(&self) -> DateTimeField

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 DateTimeField

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

Formats the value using the given formatter. Read more
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impl Display for DateTimeField

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

Formats the value using the given formatter. Read more
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impl FromStr for DateTimeField

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type Err = String

The associated error which can be returned from parsing.
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fn from_str(s: &str) -> Result<Self, Self::Err>

Parses a string s to return a value of this type. Read more
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impl Hash for DateTimeField

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

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 IntoIterator for DateTimeField

Iterate over DateTimeFields in descending significance

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type Item = DateTimeField

The type of the elements being iterated over.
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type IntoIter = DateTimeFieldIterator

Which kind of iterator are we turning this into?
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fn into_iter(self) -> DateTimeFieldIterator

Creates an iterator from a value. Read more
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impl Ord for DateTimeField

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fn cmp(&self, other: &DateTimeField) -> Ordering

This method returns an Ordering between self and other. Read more
1.21.0 · source§

fn max(self, other: Self) -> Self
where Self: Sized,

Compares and returns the maximum of two values. Read more
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fn min(self, other: Self) -> Self
where Self: Sized,

Compares and returns the minimum of two values. Read more
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fn clamp(self, min: Self, max: Self) -> Self
where Self: Sized + PartialOrd,

Restrict a value to a certain interval. Read more
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impl PartialEq for DateTimeField

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

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

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl PartialOrd for DateTimeField

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fn partial_cmp(&self, other: &DateTimeField) -> Option<Ordering>

This method returns an ordering between self and other values if one exists. Read more
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fn lt(&self, other: &Rhs) -> bool

This method tests less than (for self and other) and is used by the < operator. Read more
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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
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fn gt(&self, other: &Rhs) -> bool

This method tests greater than (for self and other) and is used by the > operator. Read more
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fn ge(&self, other: &Rhs) -> bool

This method tests greater than or equal to (for self and other) and is used by the >= operator. Read more
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impl Copy for DateTimeField

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impl Eq for DateTimeField

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impl StructuralEq for DateTimeField

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impl StructuralPartialEq for DateTimeField

Auto Trait Implementations§

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

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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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Consumes the collection and returns its first element. Read more
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Consumes the collection and returns its last element. Read more
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impl<Q, K> Comparable<K> for Q
where Q: Ord + ?Sized, K: Borrow<Q> + ?Sized,

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fn compare(&self, key: &K) -> Ordering

Compare self to key and return their ordering.
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impl<T> DynClone for T
where T: Clone,

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fn __clone_box(&self, _: Private) -> *mut ()

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impl<Q, K> Equivalent<K> for Q
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fn equivalent(&self, key: &K) -> bool

Compare self to key and return true if they are equal.
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impl<Q, K> Equivalent<K> for Q
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fn equivalent(&self, key: &K) -> bool

Checks if this value is equivalent to the given key. Read more
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impl<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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fn equivalent(&self, key: &K) -> bool

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A well-distributed integer derived from the data.
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Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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