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Bibliothque de chanes de caractres
Chanes zro terminal
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Null-terminated strings
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Les chanes d'octets
Chaines multi-octets
Les chanes tendues
Classes
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Classes
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basic_string
char_traits
 
Chanes d'octets zro terminal
Fonctions
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Functions
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Manipulation caractre
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Character manipulation
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Conversion aux formats numriques
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Conversions to numeric formats
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La manipulation de chanes
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String manipulation
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strcpy
strncpy
strcat
strncat
strxfrm
Examen chane
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String examination
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Manipulation de la mmoire
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Memory manipulation
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memchr
memcmp
memset
memcpy
memmove
Divers
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Miscellaneous
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strerror
 
<tbody> </tbody>
Dclar dans l'en-tte <cstring>
const void* memchr( const void* ptr, int ch, std::size_t count );
      void* memchr( void* ptr, int ch, std::size_t count );
Convertit ch unsigned char et localise la premire occurrence de cette valeur dans les caractres count initiales (chaque interprt comme unsigned char) de l'objet point par ptr .
Original:
Converts ch to unsigned char and locates the first occurrence of that value in the initial count characters (each interpreted as unsigned char) of the object pointed to by ptr.
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Paramtres

ptr -
pointeur vers l'objet examiner
Original:
pointer to the object to be examined
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ch -
de caractres rechercher
Original:
character to search for
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count -
nombre de caractres examiner
Original:
number of characters to examine
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Retourne la valeur

Pointeur l'endroit du personnage, ou NULL si aucune correspondance n'est trouve .
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Pointer to the location of the character, or NULL if no such character is found.
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Exemple

Voir aussi

trouve la premire occurrence d'un caractre
Original:
finds the first occurrence of a character
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(fonction) [edit]
trouve le premier lment rpondant des critres spcifiques
Original:
finds the first element satisfying specific criteria
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(fonction gnrique) [edit]
C documentation for memchr

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