std::feupdatedenv
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Definido no cabeçalho <cfenv> | ||
int feupdateenv(const std::fenv_t* envp ) | (desde C++11) | |
Primeiro, lembra os atualmente levantadas exceções de ponto flutuante, em seguida, restaura o ambiente de ponto flutuante do objeto apontado por
envp (semelhante ao std::fesetenv), então levanta as exceções de ponto flutuante que foram salvos.Original:
First, remembers the currently raised floating-point exceptions, then restores the floating-point environment from the object pointed to by
envp (similar to std::fesetenv), then raises the floating-point exceptions that were saved.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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Esta função pode ser usada para finalizar o modo non-stop estabelecida por uma chamada anterior para std::feholdexcept.
Original:
This function may be used to end the non-stop mode established by an earlier call to std::feholdexcept.
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[editar]Parâmetros
| envp | - | ponteiro para o objeto do tipo std::fenv_t definido por uma chamada anterior a std::feholdexcept ou std::fegetenv ou igual a FE_DFL_ENVOriginal: pointer to the object of type std::fenv_t set by an earlier call to std::feholdexcept or std::fegetenv or equal to FE_DFL_ENVThe text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. |
[editar]Valor de retorno
0 em caso de sucesso, não-zero, caso contrário.
Original:
0 on success, non-zero otherwise.
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[editar]Veja também
(C++11) | poupa o meio ambiente, limpa todos os sinalizadores de status e ignora todos os erros futuros Original: saves the environment, clears all status flags and ignores all future errors The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (função) |
(C++11) | salva ou restaura o ambiente actual ponto flutuante Original: saves or restores the current floating point environment The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (função) |
(C++11) | ambiente padrão de ponto flutuante Original: default floating-point environment The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (macro constante) |
