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std::char_traits::length cppreference.com
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std::char_traits::length

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std::size_t length( const CharT* s );
Renvoie la longueur de la squence de caractres pointe par s, savoir la position du caractre nul final (Char()) .
Original:
Returns the length of the character sequence pointed to by s, that is, the position of the terminating null character (Char()).
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Paramtres

s -
pointeur sur une squence de caractres de longueur pour revenir
Original:
pointer to a character sequence to return length of
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Retourne la valeur

La longueur de la squence de caractres pointe par s .
Original:
The length of character sequence pointed to by s.
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Exceptions

(Aucun)
Original:
(none)
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Complexit

Linaire .
Original:
Linear.
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