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string literal

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C++
 
Linguagem C++
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General topics
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Controle de fluxo
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Declarações execução condicional
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Funções
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declaração da função
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modelo de função
linha especificador
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Inicialização
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Initialization
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Literais
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Modelos
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Assembly embutido
 
Esta seção está incompleta
Motivo: C++11 stuff

Índice

[editar] Sintaxe

" (unescaped_character|escaped_character)* " (1)
L " (unescaped_character|escaped_character)* " (2)

[editar] Explicação

; Unescaped_character
Original:
;unescaped_character
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Qualquer caractere válido
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Any valid character
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; Escaped_character
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;escaped_character
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see seqüências de escape

[editar] Tipo

# O tipo de uma seqüência de unprefixed literal é const char*
Original:
# The type of an unprefixed string literal is const char*
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# O tipo de uma string literal é L"..." const wchar_t*
Original:
# The type of a L"..." string literal is const wchar_t*
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[editar] Notas

  • Literais de cadeia podem ser concatenadas
    Original:
    String literals can be concatenated
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  • O caráter NUL \ 0 é sempre acrescentado à cadeia
    Original:
    The NUL character \0 is always appended to the string
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  • Pode ser usado para inicializar matrizes de caracteres
    Original:
    Can be used to initialize character arrays
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[editar] Exemplo

char array[] = "Foo" "bar";
// same as
char array[] = { 'F', 'o', 'o', 'b', 'a', 'r', '\0' };


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