std::strncmp

 

C++

Linguaggio

Concetti

Libreria di Utilità

Stringhe

Contenitori

Algoritmi

Iteratori

Libreria matematca

Input/output

Localizzazione

Espressioni regolari(C++11)

Operazioni atomicche(C++11)

Multithreading(C++11)

 

Stringhe libreria

Null-stringhe terminate 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.

Byte stringhe

Multibyte stringhe

Stringhe larghe

Classi 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

 

Null-stringhe terminate byte

Funzioni Original: Functions The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
Carattere manipolazione 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
Le conversioni in formati numerici 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
Della gestione delle stringhe 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
String esame 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 manipolazione 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
Varie 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

 

Elemento definito nell'header <cstring>
int strncmp(constchar*lhs, constchar*rhs, size_t count );

Confronta a personaggi più count di due stringhe con terminazione null byte. Il confronto è fatto lessicografico.

Original:

Compares at most count characters of two null-terminated byte strings. The comparison is done lexicographically.

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Parametri

lhs, rhs	-	puntatori alle stringhe con terminazione null byte da confrontare Original: pointers to the null-terminated byte strings 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	-	il numero massimo di caratteri da confrontare Original: maximum number of characters to compare The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

Valore di ritorno

Valore negativo se lhs è menorhs.

Original:

Negative value if lhs is less thanrhs.

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​0​ se lhs è pari arhs.

Original:

​0​ if lhs is equal torhs.

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Valore positivo se lhs è superiorerhs.

Original:

Positive value if lhs is greater thanrhs.

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Vedi anche

strcmp	confronta due stringhe 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. (funzione)
memcmp	mette a confronto due buffer Original: compares two buffers The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (funzione)
strcoll	confronta due stringhe in accordo con i parametri locali Original: compares two strings in accordance to the current locale The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (funzione)
C documentation for strncmp