std::basic_string::find_first_of - cppreference.com

De cppreference.com


`size_type find_first_of( const basic_string& str, size_type pos = 0 ) const;`	(1)

`size_type find_first_of( const CharT* s, size_type pos, size_type count ) const;`	(2)

`size_type find_first_of( const CharT* s, size_type pos = 0 ) const;`	(3)

`size_type find_first_of( CharT ch, size_type pos = 0 ) const;`	(4)

Localiza o primeiro caractere igual a um dos caracteres na seqüência de caracteres. Pesquisa começa na pos, ou seja, o personagem não pode ser encontrado em posição anterior pos.

Original:

Finds the first character equal to one of characters in the given character sequence. Search begins at pos, i.e. the found character must not be in position preceding pos.

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

Localiza o primeiro caractere igual a um dos personagens de str.

Original:

Finds the first character equal to one of characters in str.

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

Localiza o primeiro caractere igual a um dos personagens dos personagens count primeiro da cadeia de caracteres apontada por s. s pode incluir caracteres nulos.

Original:

Finds the first character equal to one of characters in the first count characters of the character string pointed to by s. s can include null characters.

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

Localiza o primeiro caractere igual a um dos personagens de cadeia de caracteres apontada por s. O comprimento da corda é determinada pelo primeiro caractere nulo.

Original:

Finds the first character equal to one of characters in character string pointed to by s. The length of the string is determined by the first null character.

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

Localiza o primeiro caractere igual a ch.

Original:

Finds the first character equal to ch.

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

Parâmetros

str	-	string que identifica caracteres para pesquisar Original: string identifying characters to search for The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
pos	-	posição em que se iniciar a pesquisa Original: position at which to begin searching The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
count	-	comprimento da cadeia de caracteres de identificação caracteres para pesquisar Original: length of character string identifying characters to search for The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
s	-	ponteiro para uma cadeia de caracteres de identificação caracteres para pesquisar Original: pointer to a character string identifying characters to search for The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
ch	-	caracteres para pesquisa Original: character to search for 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

posição do caractere encontrado ou npos se nenhum desses personagens é encontrada.

Original:

position of the found character or npos if no such character is found.

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

Exceções

1,4)

Notas

traits::eq() é usada para executar a comparação.

Original:

traits::eq() is used to perform the comparison.

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

Exemplo

Veja também


find	encontrar caracteres na string Original: find characters in the string The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (função pública membro) [edit]

rfind	encontrar a última ocorrência de uma substring Original: find the last occurrence of a substring The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (função pública membro) [edit]

find_first_not_of	encontrar primeira ausência de caracteres Original: find first absence of characters The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (função pública membro) [edit]

find_last_of	encontrar última ocorrência de caracteres Original: find last occurrence of characters The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (função pública membro) [edit]

find_last_not_of	encontrar ausência de última caracteres Original: find last absence of characters The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (função pública membro) [edit]

Categorias: