std::skipws, std::noskipws
Aus cppreference.com
 [] |
This page has been machine-translated from the English version of the wiki using Google Translate.
The translation may contain errors and awkward wording. Hover over text to see the original version. You can help to fix errors and improve the translation. For instructions click here. |
![[]](https://upload.cppreference.com/mwiki/images/3/31/Imbox_notice.png){kind=link}
<metanoindex/>
<tbody> </tbody>| definiert in Header <ios>
|
||
std::ios_base& skipws( std::ios_base& str ); |
(1) | |
std::ios_base& noskipws( std::ios_base& str ); |
(2) | |
Aktiviert oder deaktiviert das berspringen von fhrenden Leerzeichen durch die formatierte Eingabe-Funktionen (standardmig aktiviert). Hat keine Auswirkungen auf die Produktion .
Original:
Enables or disables skipping of leading whitespace by the formatted input functions (enabled by default). Has no effect on output.
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
You can help to correct and verify the translation. Click here for instructions.
1)
ermglicht die
skipws Flagge in den Strom str, als ob durch den Aufruf str.setf(std::ios_base::skipws)Original:
enables the
skipws flag in the stream str as if by calling str.setf(std::ios_base::skipws)The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
You can help to correct and verify the translation. Click here for instructions.
2)
deaktiviert die
skipws Flagge in den Strom str, als ob durch den Aufruf str.unsetf(std::ios_base::skipws)Original:
disables the
skipws flag in the stream str as if by calling str.unsetf(std::ios_base::skipws)The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
You can help to correct and verify the translation. Click here for instructions.
Das Leerzeichen bersprungen wird vom Konstruktor std::basic_istream::sentry, liest und verwirft die Zeichen als Leerraum von der std::ctype Facette des Streams durchdrungen locale klassifiziert durchgefhrt .
Original:
The whitespace skipping is performed by the constructor of std::basic_istream::sentry, which reads and discards the characters classified as whitespace by the std::ctype facet of the stream's imbued locale.
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
You can help to correct and verify the translation. Click here for instructions.
Dies ist ein I / O-Manipulators, kann es mit einem Expressionsvektor wie
out << std::noskipws fr jede out vom Typ std::basic_ostream oder mit einem Expressionsvektor wie in >> std::noskipws fr jede in vom Typ std::basic_istream aufgerufen werden .Original:
This is an I/O manipulator, it may be called with an expression such as
out << std::noskipws for any out of type std::basic_ostream or with an expression such as in >> std::noskipws for any in of type std::basic_istream.The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
You can help to correct and verify the translation. Click here for instructions.
Parameter
| str | - | Verweisen auf I / O-Strom
Original: reference to I/O stream The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. |
Rckgabewert
str (Verweis auf den Stream nach Manipulation)Original:
str (reference to the stream after manipulation)The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
You can help to correct and verify the translation. Click here for instructions.
Beispiel
#include <iostream>
#include <sstream>
int main()
{
char c1, c2, c3;
std::istringstream("a b c") >> c1 >> c2 >> c3;
std::cout << "Default behavior: c1 = " << c1 << " c2 = " << c2 << " c3 = " << c3 << '\n';
std::istringstream("a b c") >> std::noskipws >> c1 >> c2 >> c3;
std::cout << "noskipws behavior: c1 = " << c1 << " c2 = " << c2 << " c3 = " << c3 << '\n';
}
Output:
Default behavior: c1 = a c2 = b c3 = c
noskipws behavior: c1 = a c2 = c3 = b
Siehe auch
lscht die angegebene ios_base Fahnen Original: clears the specified ios_base flags The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (Funktion) | |
Legt die angegebene ios_base Fahnen Original: sets the specified ios_base flags The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (Funktion) | |