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std::strpbrk

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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basic_string
char_traits
 
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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strcpy
strncpy
strcat
strncat
strxfrm
Exame String
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String examination
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Manipulação de memória
Original:
Memory manipulation
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memchr
memcmp
memset
memcpy
memmove
Diversos
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Miscellaneous
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strerror
 
Defined in header <cstring>
const char* strpbrk( const char* dest, const char* str );
      char* strpbrk(       char* dest, const char* str );
Localiza o primeiro caractere na seqüência de bytes apontado por dest, que também está na cadeia de bytes apontado por str.
Original:
Finds the first character in byte string pointed to by dest, that is also in byte string pointed to by str.
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Índice

[editar] Parâmetros

dest -
ponteiro para o byte string terminada em nulo para ser analisado
Original:
pointer to the null-terminated byte string to be analyzed
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str -
ponteiro para o byte string NULL-Terminated que contém os caracteres a procurar
Original:
pointer to the null-terminated byte string that contains the characters to search for
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[editar] Valor de retorno

Ponteiro para o primeiro caractere em dest, que também está em str, ou NULL se não existe tal personagem.
Original:
Pointer to the first character in dest, that is also in str, or NULL if no such character exists.
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[editar] Exemplo

#include <cstdio>
#include <cstring>
 
int main() 
{
    char* input = "hello world friend of mine";
    char* space = " ";
    char* pos = input;
    int word_counter = 0;
 
    do {
        pos = std::strpbrk(pos, space);
        word_counter++;
        pos ? pos++ : pos;
        std::printf("%d\n", word_counter);
    } while (pos != NULL);
};

Output:

1
2
3
4
5

[editar] Veja também

retorna o comprimento máximo do segmento inicial que consiste de
apenas os caracteres não encontrados na outra cadeia de byte
Original:
returns the length of the maximum initial segment that consists
of only the characters not found in another byte string
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(função) [edit]
encontra a primeira ocorrência de um caractere
Original:
finds the first occurrence of a character
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(função) [edit]
C documentation for strpbrk