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Correct misleading std::fmt::Binary example (#116165) #116326

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Oct 2, 2023
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Correct misleading std::fmt::Binary example (#116165) #116326

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6 changes: 4 additions & 2 deletions library/core/src/fmt/mod.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -791,8 +791,10 @@ pub trait Octal {
/// assert_eq!(format!("l as binary is: {l:b}"), "l as binary is: 1101011");
///
/// assert_eq!(
/// format!("l as binary is: {l:#032b}"),
/// "l as binary is: 0b000000000000000000000001101011"
/// // Note that the `0b` prefix added by `#` is included in the total width, so we
/// // need to add two to correctly display all 32 bits.
/// format!("l as binary is: {l:#034b}"),
/// "l as binary is: 0b00000000000000000000000001101011"
/// );
/// ```
#[stable(feature = "rust1", since = "1.0.0")]
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