std::feupdatedenv
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int feupdateenv( const std::fenv_t* envp ) |
(depuis C++11) | |
Tout d'abord, se souvient des cours souleves exceptions de virgule flottante, puis restaure l'environnement en virgule flottante de l'objet point par
envp (semblable std::fesetenv), se pose alors les exceptions en virgule flottante qui ont t enregistrs .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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Cette fonction peut tre utilise pour quitter le mode non-stop tabli par un appel antrieur std::feholdexcept .
Original:
This function may be used to end the non-stop mode established by an earlier call to std::feholdexcept.
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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Paramtres
| envp | - | pointeur vers l'objet de type
std::fenv_t fix par un appel prcdent std::feholdexcept ou std::fegetenv ou gale 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. |
Retourne la valeur
0 en cas de succs, non nuls autrement .Original:
0 on success, non-zero otherwise.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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Voir aussi
(C++11) |
sauvegarde de l'environnement, efface tous les indicateurs d'tat et ignore toutes les erreurs futures 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. (fonction) |
(C++11) |
sauvegarde ou restaure l'environnement actuel point flottant 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. (fonction) |
(C++11) |
dfaut en virgule flottante environnement 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. (constante macro) |