std::feupdatedenv
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Déclaré dans l'en-tête <cfenv> | ||
int feupdateenv(conststd::fenv_t* envp ) | (depuis C++11) | |
Tout d'abord, se souvient des cours soulevées exceptions de virgule flottante, puis restaure l'environnement en virgule flottante de l'objet pointé par
envp (semblable à std::fesetenv), se pose alors les exceptions en virgule flottante qui ont été enregistrés .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 être utilisée pour quitter le mode non-stop établi par un appel antérieur à 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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[modifier]Paramètres
| envp | - | pointeur vers l'objet de type std::fenv_t fixé par un appel précédent à std::feholdexcept ou std::fegetenv ou égale à 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. |
[modifier]Retourne la valeur
0 en cas de succès, non nuls autrement .
Original:
0 on success, non-zero otherwise.
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You can help to correct and verify the translation. Click here for instructions.
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[modifier]Voir aussi
(C++11) | sauvegarde de l'environnement, efface tous les indicateurs d'état 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) | défaut 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) |
