/// Returns the element that gives the minimum value from the specified
/// function. Returns the lastest element if the comparison determines two
/// elements to be equally minimum.
///
/// # Examples
///
/// ```
/// use asyncplify::*; let mut value = 100;
///
/// (0..10)
///     .into_stream()
///     .min_by_key(|v| 10 - *v)
///     .subscribe_action(|v| value = v);
///
/// assert!(value == 9, "value = {:?}", value);
/// ```
Returns the element that gives the minimum value from the specified
function. Returns the lastest element if the comparison determines two
elements to be equally minimum.
Returns the element that gives the minimum value from the specified function . Returns the lastest element if the comparison determines two elements to be equally minimum .
fn min_by_key<F, K>(self, f: F) -> MinByKey<Self, F>
        where Self: Sized,
              F: FnMut(&Self::Item) -> K,
              K: PartialOrd
    {
        MinByKey::new(self, f)
    }
fn min_by_key < F , K > ( self , f : F ) -> MinByKey < Self , F > where Self : Sized , F : FnMut ( & Self :: Item ) -> K , K : PartialOrd { MinByKey :: new ( self , f ) }
Returns the element that gives the minimum value from the specified
function.
Returns the element that gives the minimum value from the specified function .
self
f
F
examples
```
use asyncplify::*; let mut value = 100.




` ` ` use asyncplify :: * ; let mut value = 100 .