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std::memchr

De cppreference.com
< cpp‎ | string‎ | byte

 
 
Strings biblioteca
Terminadas en nulo
Original:
Null-terminated strings
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Cadenas de bytes
Multibyte cuerdas
Cadenas anchas
Clases
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Classes
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basic_string
char_traits
 
Terminadas en nulo de bytes
Funciones
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Functions
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De manipulación de caracteres
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Character manipulation
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Las conversiones a formatos numéricos
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Conversions to numeric formats
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Cadena de manipulación
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String manipulation
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strcpy
strncpy
strcat
strncat
strxfrm
Cadena examen
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String examination
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Memoria manipulación
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Memory manipulation
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memchr
memcmp
memset
memcpy
memmove
Varios
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Miscellaneous
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strerror
 
Defined in header <cstring>
const void* memchr( const void* ptr, int ch, std::size_t count );
      void* memchr(       void* ptr, int ch, std::size_t count );
Convierte ch a unsigned char y localiza la primera ocurrencia de ese valor en los personajes count iniciales (cada uno interpreta como unsigned char) del objeto apuntado por 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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Contenido

[editar] Parámetros

ptr -
puntero al objeto a examinar
Original:
pointer to the object to be examined
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ch -
carácter que desea buscar
Original:
character to search for
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count -
número de caracteres a examinar
Original:
number of characters to examine
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[editar] Valor de retorno

Puntero a la posición del carácter, o NULL si no se encuentra dicho carácter .
Original:
Pointer to the location of the character, or NULL if no such character is found.
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[editar] Ejemplo

[editar] Ver también

encuentra la primera aparición de un carácter
Original:
finds the first occurrence of a character
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(función) [edit]
encuentra el primer elemento que satisfaga los criterios específicos
Original:
finds the first element satisfying specific criteria
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(función de plantilla) [edit]
C documentation for memchr