Module fmt

Strings formatting.

Extends: std::{fmt}

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Macros

formatalloc

alloc Creates a String using interpolation of runtime expressions.

format_args

core Constructs parameters for the other string-formatting macros.

format_buf

Returns a formatted str slice backed by a buffer, non-allocating.

write

core Writes formatted data into a buffer.

writeln

core Writes formatted data into a buffer, with a newline appended.

Structs

DebugList

core A struct to help with Debug implementations.

DebugMap

core A struct to help with Debug implementations.

DebugSet

core A struct to help with Debug implementations.

DebugStruct

core A struct to help with Debug implementations.

DebugTuple

core A struct to help with Debug implementations.

Fmt

🌐 A string formatting namespace.

FmtArguments

core Represents a safely precompiled version of a format string and its arguments.

FmtError

🚩 core The error type which is returned from formatting a message into a stream.

Formatter

core Configuration for formatting.

Enums

FmtAlignment

core Possible alignments returned by Formatter::align.

Traits

Binary

core b formatting.

Debug

core ? formatting.

Display

core Format trait for an empty format, {}.

FmtWrite

core Writing or formatting into Unicode-accepting buffers or streams.

LowerExp

core e formatting.

LowerHex

core x formatting.

NumToStrfmt

Converts a number into a string representation, storing it into a byte slice.

Octal

core o formatting.

Pointer

core p formatting.

UpperExp

core E formatting.

UpperHex

core X formatting.

Type Aliases

FmtResult

⚖️ The type returned by formatter methods.

Derive Macros

Debug

core ? formatting.