format overloads

Synopses

Declared in <folly/Format.h>

Creates a formatter object binding fmt to arg.

Formatter<false, A...>
format(
    StringPiece fmt,
    A&&... arg);

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Create a formatter object.

template<class... Args>
[[deprecated("Use fmt::format instead of folly::format for better performance, build times and compatibility with std::format")]]
Formatter<false, Args...>
format(
    StringPiece fmt,
    Args&&... args);

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Appends formatted output for fmt and args to out.

void
format(
    Str* out,
    StringPiece fmt,
    A&&... args)
requires IsSomeString<Str>::value;

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Append formatted output to a string.

template<
    class Str,
    class... Args>
void
format(
    Str* out,
    StringPiece fmt,
    Args&&... args)
requires IsSomeString<Str>::value;

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Return Value

  • A formatter binding fmt to arg for deferred output.

  • A formatter binding fmt to args for deferred output.

Parameters

Name

Description

fmt

The format string.

arg

The values to substitute into the format string.

args

The values to substitute into the format string.

out

The string to append formatted output to.

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