Espacios de nombres
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std::showpoint, std::noshowpoint

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< cpp‎ | io‎ | manip

 
 
Entrada / salida de la biblioteca
I / O manipuladores
C-estilo I / O
Buffers
Original:
Buffers
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(obsoleto)
Arroyos
Original:
Streams
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Abstracciones
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Abstractions
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File I / O
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File I/O
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Cadena de I / O
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String I/O
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Matriz I / O
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Array I/O
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(obsoleto)
(obsoleto)
(obsoleto)
Tipos
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Types
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Error interfaz categoría
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Error category interface
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(C++11)
 
Entrada / salida manipuladores
De punto flotante de formato
Original:
Floating-point formatting
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showpointnoshowpoint
Formato Integer
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Integer formatting
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Formato booleano
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Boolean formatting
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Ancho de campo y de control de llenado
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Field width and fill control
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Otros formatos
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Other formatting
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Los espacios en blanco de procesamiento
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Whitespace processing
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Salida de lavado
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Output flushing
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Indicadores de estado manipulación
Original:
Status flags manipulation
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Tiempo y dinero I / O
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Time and money I/O
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(C++11)
(C++11)
(C++11)
(C++11)
 
Definido en la cabecera <ios>
std::ios_base& showpoint( std::ios_base& str );
(1)
std::ios_base& noshowpoint( std::ios_base& str );
(2)
Activa o desactiva la inclusión incondicional del carácter de punto decimal en coma flotante de salida. No tiene ningún efecto sobre la entrada .
Original:
Enables or disables the unconditional inclusion of the decimal point character in floating-point output. Has no effect on input.
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1)
permite a la bandera showpoint en el str corriente como si se aplicase str.setf(std::ios_base::showpoint)
Original:
enables the showpoint flag in the stream str as if by calling str.setf(std::ios_base::showpoint)
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2)
desactiva la bandera showpoint en el str corriente como si se aplicase str.unsetf(std::ios_base::showpoint)
Original:
disables the showpoint flag in the stream str as if by calling str.unsetf(std::ios_base::showpoint)
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Este es un manipulador de E / S, puede ser llamada con una expresión como out << std::showpoint para cualquier out de std::basic_ostream tipo o con una expresión como in >> std::showpoint para cualquier in de std::basic_istream tipo .
Original:
This is an I/O manipulator, it may be called with an expression such as out << std::showpoint for any out of type std::basic_ostream or with an expression such as in >> std::showpoint for any in of type std::basic_istream.
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Contenido

[editar] Parámetros

str -
referencia a la secuencia de E / S
Original:
reference to I/O stream
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[editar] Valor de retorno

str (referencia a la corriente después de la manipulación)
Original:
str (reference to the stream after manipulation)
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[editar] Ejemplo

#include <iostream>
int main()
{
    std::cout << "1.0 with showpoint: " << std::showpoint << 1.0 << '\n'
              << "1.0 with noshowpoint: " << std::noshowpoint << 1.0 << '\n';
}

Salida:

1.0 with showpoint: 1.00000
1.0 with noshowpoint: 1

[editar] Ver también

borra los indicadores ios_base especificados
Original:
clears the specified ios_base flags
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(función) [editar]
establece los indicadores de ios_base especificados
Original:
sets the specified ios_base flags
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(función) [editar]