std::memcmp

 

C++

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Biblioteca de expresiones regulares (C++11)

Biblioteca de operaciones atómicas (C++11)

Biblioteca de tareas/subprocesos (C++11)

 

Strings biblioteca

Terminadas en nulo Original: Null-terminated strings The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

Cadenas de bytes

Multibyte cuerdas

Cadenas anchas

Clases Original: Classes The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

basic_string

char_traits

 

Terminadas en nulo de bytes

Funciones Original: Functions The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
De manipulación de caracteres Original: Character manipulation The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
isalnum isalpha islower isupper isdigit isxdigit isblank (C++11)	iscntrl isgraph isspace isprint ispunct tolower toupper
Las conversiones a formatos numéricos Original: Conversions to numeric formats The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
atof atoi atol atoll strtol strtoll	strtoul strtoull strtof strtod strtold
Cadena de manipulación Original: String manipulation The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
strcpy
strncpy
strcat
strncat
strxfrm
Cadena examen Original: String examination The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
strlen strcmp strncmp strcoll strchr strrchr	strspn strcspn strpbrk strstr strtok
Memoria manipulación Original: Memory manipulation The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
memchr
memcmp
memset
memcpy
memmove
Varios Original: Miscellaneous The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
strerror

 

Defined in header <cstring>
int memcmp( const void* lhs, const void* rhs, std::size_t count );

Compara los personajes count primero de los objetos apuntados por lhs y rhs. La comparación se realiza lexicográfico .

Original:

Compares the first count characters of the objects pointed to by lhs and rhs. The comparison is done lexicographically.

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Parámetros

lhs, rhs	-	punteros a buffers de la memoria para comparar Original: pointers to the memory buffers to compare The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
count	-	número de bytes a examinar Original: number of bytes to examine The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

Valor de retorno

Valor negativo si lhs es menos rhs .

Original:

Negative value if lhs is less than rhs.

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​0​ lhs si es igual a' rhs .

Original:

​0​ if lhs is equal to rhs.

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Valor positivo si lhs es superior rhs .

Original:

Positive value if lhs is greater than rhs.

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Ver también

strcmp	compara dos cadenas Original: compares two strings The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (función)
strncmp	compara una cierta cantidad de caracteres de dos cadenas Original: compares a certain amount of characters of two strings The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (función)
C documentation for memcmp