Namespaces
Variants
Views
Actions

Standard library header <iomanip>

From cppreference.com
< cpp‎ | header
 
 
Standard library headers
Language support
Concepts
<concepts> (C++20)
Diagnostics
<system_error> (C++11)

Memory management
<memory_resource> (C++17)  
Metaprogramming
<type_traits> (C++11)
<ratio> (C++11)
General utilities
<utility>
<tuple> (C++11)
<optional> (C++17)
<variant> (C++17)
<any> (C++17)
<debugging> (C++26)
<expected> (C++23)
<bitset>
<charconv> (C++17)
<format> (C++20)
<bit> (C++20)

Strings
<cuchar> (C++11)

Containers
<flat_set> (C++23)
<span> (C++20)
<mdspan> (C++23)

Iterators
<iterator>
Ranges
<ranges> (C++20)
<generator> (C++23)
Algorithms
Numerics
<cfenv> (C++11)
<complex>
<cmath>
<linalg> (C++26)
<numbers> (C++20)

Time
<chrono> (C++11)
Localization
<codecvt> (C++11/17/26*)
<text_encoding> (C++26)
Input/output
<istream>
<ostream>
<iomanip>
<print> (C++23)
<filesystem> (C++17)
<cstdio>
<cinttypes> (C++11)
<strstream> (C++98*)
Regular expressions
<regex> (C++11)
Concurrency support
<stop_token> (C++20)
<thread> (C++11)
<atomic> (C++11)
<rcu> (C++26)
<stdatomic.h> (C++23)
<mutex> (C++11)
<shared_mutex> (C++14)

<condition_variable> (C++11)  
<semaphore> (C++20)
<latch> (C++20)

<barrier> (C++20)
<future> (C++11)
<hazard_pointer> (C++26)

C compatibility
<cstdbool> (C++11/17/20*)  
<ccomplex> (C++11/17/20*)
<ctgmath> (C++11/17/20*)

<cstdalign> (C++11/17/20*)

<ciso646> (until C++20)

 

This header is part of the Input/output library.

Functions

clears the specified ios_base flags
(function) [edit]
sets the specified ios_base flags
(function) [edit]
changes the base used for integer I/O
(function) [edit]
changes the fill character
(function template) [edit]
changes floating-point precision
(function) [edit]
changes the width of the next input/output field
(function) [edit]
(C++11)
parses a monetary value
(function template) [edit]
(C++11)
formats and outputs a monetary value
(function template) [edit]
(C++11)
parses a date/time value of specified format
(function template) [edit]
(C++11)
formats and outputs a date/time value according to the specified format
(function template) [edit]
(C++14)
inserts and extracts quoted strings with embedded spaces
(function template) [edit]

[edit] Synopsis

namespace std {
  /*unspecified*/ resetiosflags(ios_base::fmtflags mask);
  /*unspecified*/ setiosflags  (ios_base::fmtflags mask);
  /*unspecified*/ setbase(int base);
  template<class CharT> /*unspecified*/ setfill(CharT c);
  /*unspecified*/ setprecision(int n);
  /*unspecified*/ setw(int n);
  template<class MoneyT> /*unspecified*/ get_money(MoneyT& mon, bool intl = false);
  template<class MoneyT> /*unspecified*/ put_money(const MoneyT& mon, bool intl = false);
  template<class CharT> /*unspecified*/ get_time(tm* tmb, const CharT* fmt);
  template<class CharT> /*unspecified*/ put_time(const tm* tmb, const CharT* fmt);
 
  template<class CharT>
    /*unspecified*/ quoted(const CharT* s, CharT delim = CharT('"'),
                           CharT escape = CharT('\\'));
 
  template<class CharT, class Traits, class Allocator>
    /*unspecified*/ quoted(const basic_string<CharT, Traits, Allocator>& s,
               CharT delim = CharT('"'), CharT escape = CharT('\\'));
 
  template<class CharT, class Traits, class Allocator>
    /*unspecified*/ quoted(basic_string<CharT, Traits, Allocator>& s,
               CharT delim = CharT('"'), CharT escape = CharT('\\'));
 
  template<class CharT, class Traits>
    /*unspecified*/ quoted(basic_string_view<CharT, Traits> s,
               CharT delim = CharT('"'), CharT escape = CharT('\\'));
}