std::basic_istream::tellg
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<tbody> </tbody> pos_type tellg(); |
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Returns input position indicator of the current associated streambuf object.
Behaves as UnformattedInputFunction. After constructing and checking the sentry object, if fail()==true, returns pos_type(-1). Otherwise, returns rdbuf()->pubseekoff(0, std::ios_base::cur, std::ios_base::in).
Parâmetros
(Nenhum)
Original:
(none)
The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
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Valor de retorno
current position of the get pointer on success, pos_type(-1) on failure
Exemplo
#include <iostream>
#include <string>
#include <sstream>
int main()
{
std::string str = "Hello, world";
std::istringstream in(str);
std::string word;
in >> word;
std::cout << "After reading the word \"" << word
<< "\" tellg() returns " << in.tellg() << '\n';
}
Saída:
After reading the word "Hello," tellg() returns 6
Veja também
| sets the input position indicator (função pública membro) | |
retorna o indicador de posição de saída Original: returns the output position indicator The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (of std::basic_ostream função pública membro)
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define o indicador de posição de saída Original: sets the output position indicator The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (of std::basic_ostream função pública membro)
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