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std::memchr

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< cpp‎ | string‎ | byte

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C++
 
Strings Bibliothek
Null-terminierte Strings
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Null-terminated strings
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Byte-Strings
Multibyte-Strings
Wide Strings
Classes
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Classes
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basic_string
char_traits
 
Null-terminierte Byte-Strings
Funktionen
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Functions
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Character Manipulation
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Character manipulation
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Umwandlungen in numerische Formate
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Conversions to numeric formats
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String-Manipulation
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String manipulation
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strcpy
strncpy
strcat
strncat
strxfrm
String Prüfung
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String examination
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Speicher Manipulation
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Memory manipulation
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memchr
memcmp
memset
memcpy
memmove
Verschiedenes
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Miscellaneous
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strerror
 
definiert 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 );
Konvertiert ch um unsigned char und findet das erste Auftreten dieses Wertes in den ersten count Zeichen (jeweils als unsigned char interpretiert) des Objekts, auf die durch ptr .
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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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Inhaltsverzeichnis

[Bearbeiten] Parameter

ptr -
Zeiger auf das Objekt zu untersuchen
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pointer to the object to be examined
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ch -
Charakter zu suchen
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character to search for
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count -
Anzahl der Zeichen zu prüfen
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number of characters to examine
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[Bearbeiten] Rückgabewert

Zeiger auf die Stelle des Zeichens oder NULL wenn keine solche Zeichen gefunden .
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Pointer to the location of the character, or NULL if no such character is found.
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[Bearbeiten] Beispiel

This section is incomplete
Reason: no example

[Bearbeiten] Siehe auch
findet das erste Vorkommen eines Zeichens
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finds the first occurrence of a character
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(Funktion) [edit]


(C++11)
 Findet das erste Elemente, welches bestimmte Kriterien erfüllt
(Funktions-Template) [edit]
C documentation for memchr
Von „https://de.cppreference.com/mwiki/index.php?title=cpp/string/byte/memchr&oldid=27877“