Trait alloc::fmt::Display 1.0.0[−][src]
Format trait for an empty format, {}.
Display is similar to Debug, but Display is for user-facing
output, and so cannot be derived.
For more information on formatters, see the module-level documentation.
Examples
Implementing Display on a type:
use std::fmt; struct Point { x: i32, y: i32, } impl fmt::Display for Point { fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { write!(f, "({}, {})", self.x, self.y) } } let origin = Point { x: 0, y: 0 }; println!("The origin is: {}", origin);
Required Methods
fn fmt(&self, f: &mut Formatter) -> Result<(), Error>
Formats the value using the given formatter.
Examples
use std::fmt; struct Position { longitude: f32, latitude: f32, } impl fmt::Display for Position { fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { write!(f, "({}, {})", self.longitude, self.latitude) } } assert_eq!("(1.987, 2.983)".to_owned(), format!("{}", Position { longitude: 1.987, latitude: 2.983, }));
Implementations on Foreign Types
impl<'a, T> Display for RefMut<'a, T> where
T: Display + ?Sized, [src]
impl<'a, T> Display for RefMut<'a, T> where
T: Display + ?Sized, impl<'a, T> Display for Ref<'a, T> where
T: Display + ?Sized, [src]
impl<'a, T> Display for Ref<'a, T> where
T: Display + ?Sized, impl Display for ParseFloatError[src]
impl Display for ParseFloatErrorimpl<'a> Display for PanicInfo<'a>[src]
impl<'a> Display for PanicInfo<'a>impl Display for ParseCharError[src]
impl Display for ParseCharErrorimpl<T> Display for Wrapping<T> where
T: Display, [src]
impl<T> Display for Wrapping<T> where
T: Display, impl Display for TryFromIntError[src]
impl Display for TryFromIntErrorimpl<'a> Display for Location<'a>[src]
impl<'a> Display for Location<'a>impl Display for NonZeroU64[src]
impl Display for NonZeroU64impl Display for ToUppercase[src]
impl Display for ToUppercaseimpl Display for NonZeroU8[src]
impl Display for NonZeroU8impl Display for NonZeroU128[src]
impl Display for NonZeroU128impl Display for CharTryFromError[src]
impl Display for CharTryFromErrorimpl Display for DecodeUtf16Error[src]
impl Display for DecodeUtf16Errorimpl Display for Utf8Lossy[src]
impl Display for Utf8Lossyimpl Display for EscapeDebug[src]
impl Display for EscapeDebugimpl Display for NonZeroUsize[src]
impl Display for NonZeroUsizeimpl<'a, T> Display for PinMut<'a, T> where
T: Display + ?Sized, [src]
impl<'a, T> Display for PinMut<'a, T> where
T: Display + ?Sized, impl Display for BorrowError[src]
impl Display for BorrowErrorimpl Display for ToLowercase[src]
impl Display for ToLowercaseimpl Display for EscapeUnicode[src]
impl Display for EscapeUnicodeimpl Display for BorrowMutError[src]
impl Display for BorrowMutErrorimpl Display for ParseIntError[src]
impl Display for ParseIntErrorimpl Display for NonZeroU16[src]
impl Display for NonZeroU16impl Display for EscapeDefault[src]
impl Display for EscapeDefaultimpl Display for TryFromSliceError[src]
impl Display for TryFromSliceErrorimpl Display for NonZeroU32[src]
impl Display for NonZeroU32Implementors
impl Display for u128impl Display for charimpl<'a> Display for Arguments<'a>impl Display for isizeimpl Display for Utf8Errorimpl Display for CannotReallocInPlaceimpl Display for i16impl Display for boolimpl Display for AllocErrimpl<'a, T> Display for &'a T where
T: Display + ?Sized,impl Display for ParseBoolErrorimpl Display for f64impl Display for i32impl Display for u32impl<'a, T> Display for &'a mut T where
T: Display + ?Sized,impl Display for Errorimpl Display for LayoutErrimpl Display for f32impl Display for strimpl Display for u64impl Display for u8impl Display for u16impl Display for !impl Display for i8impl Display for usizeimpl Display for i128impl Display for i64impl<T: Display + ?Sized> Display for Box<T>impl<T: Display + ?Sized> Display for PinBox<T>impl<T: ?Sized + Display> Display for Arc<T>impl<T: ?Sized + Display> Display for Rc<T>impl<'a, B: ?Sized> Display for Cow<'a, B> where
B: Display + ToOwned,
<B as ToOwned>::Owned: Display,impl Display for FromUtf8Errorimpl Display for FromUtf16Errorimpl Display for Stringimpl Display for ParseError