std::basic_string::data
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< cpp | string | basic string
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| const CharT* data() const; |
||
Renvoie un pointeur vers le tableau sous-jacent servant de stockage caractère .
Original:
Returns pointer to the underlying array serving as character storage.
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Si
empty() rendements false, le pointeur est telle que la plage de [data(); data() + size()) est valide et les valeurs qui y correspondent aux valeurs stockées dans la chaîne. Si empty() retours true, le pointeur est un pointeur non nul qui ne devrait pas être déréférencé. (avant C++11)Original:
If
empty() returns false, the pointer is such that the range [data(); data() + size()) is valid and the values in it correspond to the values stored in the string. If empty() returns true, the pointer is a non-null pointer that should not be dereferenced. (avant C++11)The text has been machine-translated via Google Translate.
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Le pointeur est telle que la plage de
[data(); data() + size()] est valide et les valeurs qui y correspondent aux valeurs stockées dans la chaîne (y compris le caractère nul supplémentaire), même lorsque le rendement empty() true. (depuis C++11)Original:
The pointer is such that the range
[data(); data() + size()] is valid and the values in it correspond to the values stored in the string (including the additional null character) even when empty() returns true. (depuis C++11)The text has been machine-translated via Google Translate.
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Sommaire |
[modifier] Notes
L'écriture dans le tableau de caractères accessibles via
data est un comportement indéfini .Original:
Writing to the character array accessed through
data is undefined behavior.The text has been machine-translated via Google Translate.
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Le pointeur obtenu à partir
data() ne doit pas être considérée comme valide après toute opération non-const sur la chaîne .Original:
The pointer obtained from
data() should not be considered valid after any non-const operation on the string.The text has been machine-translated via Google Translate.
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Depuis C++11,
data() et c_str() remplissent la même fonction .Original:
Since C++11,
data() and c_str() perform the same function.The text has been machine-translated via Google Translate.
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[modifier] Paramètres
(Aucun)
Original:
(none)
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[modifier] Retourne la valeur
Pointeur vers le stockage caractère sous-jacent tel que data()[i] == operator[](i) pour chaque
i dans [0, size()). (avant C++11)Original:
Pointer to the underlying character storage such that data()[i] == operator[](i) for every
i in [0, size()). (avant C++11)The text has been machine-translated via Google Translate.
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Pointeur vers le stockage caractère sous-jacent tel que data() + i == &operator[](i) pour chaque
i dans [0, size()]. (depuis C++11)Original:
Pointer to the underlying character storage such that data() + i == &operator[](i) for every
i in [0, size()]. (depuis C++11)The text has been machine-translated via Google Translate.
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[modifier] Complexité
Constant .
Original:
Constant.
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[modifier] Exceptions
[modifier] Voir aussi
| (C++11) |
accède au premier caractère (fonction membre publique) |
| (C++11) |
accède au dernier caractère (fonction membre publique) |
| retourne la chaine de caractère sous sa forme standard C non-modifiable (fonction membre publique) | |
