Espaços nominais
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std::memchr

Da cppreference.com
< cpp‎ | string‎ | byte

 
 
Biblioteca cordas
Strings terminadas
Original:
Null-terminated strings
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Cadeias de bytes
Multibyte cordas
Cordas de largura
Classes
Original:
Classes
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Cordas de terminação nula de bytes
Funções
Original:
Functions
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Manipulação personagem
Original:
Character manipulation
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Conversões para formatos numéricos
Original:
Conversions to numeric formats
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Manipulação de cadeia
Original:
String manipulation
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Exame String
Original:
String examination
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Manipulação de memória
Original:
Memory manipulation
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memchr
Diversos
Original:
Miscellaneous
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Definido no cabeçalho <cstring>
const void* memchr( const void* ptr, int ch, std::size_t count );
      void* memchr(       void* ptr, int ch, std::size_t count );
Converte ch para unsigned char e localiza a primeira ocorrência desse valor nos personagens count iniciais (cada interpretado como unsigned char) do objeto apontado 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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Índice

[editar] Parâmetros

ptr -
ponteiro para o objeto a ser examinado
Original:
pointer to the object to be examined
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ch -
caracteres para pesquisa
Original:
character to search for
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count -
número de caracteres para examinar
Original:
number of characters to examine
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[editar] Valor de retorno

Ponteiro para a localização do personagem, ou NULL se nenhum desses personagens é encontrada.
Original:
Pointer to the location of the character, or NULL if no such character is found.
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[editar] Exemplo

[editar] Veja também

encontra a primeira ocorrência de um caractere
Original:
finds the first occurrence of a character
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(função) [edit]
encontra o primeiro elemento satisfazer critérios específicos
Original:
finds the first element satisfying specific criteria
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(modelo de função) [edit]
Documentação C para memchr