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      Function template

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      C++
       
      Linguagem C++
      Tópicos gerais
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      General topics
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      Controle de fluxo
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      Flow control
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      Declarações execução condicional
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      Conditional execution statements
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      Instruções de iteração
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      Iteration statements
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      Ir declarações
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      Jump statements
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      Funções
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      Functions
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      declaração da função
      lambda declaração da função
      modelo de função
      linha especificador
      especificações de exceção(obsoleta)
      noexcept especificador(C++11)
      Exceções
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      Exceptions
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      Namespaces
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      Namespaces
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      Tipos
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      Types
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      decltype specifier(C++11)
      Especificadores
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      Specifiers
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      cv especificadores
      armazenamento duração especificadores
      constexpr especificador(C++11)
      auto especificador(C++11)
      alignas especificador(C++11)
      Inicialização
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      Initialization
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      Literais
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      Literals
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      Expressões
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      Expressions
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      representações alternativas
      Utilitários
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      Utilities
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      Tipos
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      Types
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      typedef declaration
      tipo de alias declaração(C++11)
      atributos(C++11)
      Conversões
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      Casts
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      conversões implícitas
      const_cast conversion
      static_cast conversion
      dynamic_cast conversion
      reinterpret_cast conversion
      Elenco C-estilo e funcional
      Alocação de memória
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      Memory allocation
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      Classes
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      Classes
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      Classe propriedades específicas de função
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      Class-specific function properties
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      Funções membro especiais
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      Special member functions
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      Modelos
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      Templates
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      modelo de classe
      modelo de função
      especialização de modelo
      pacotes de parâmetros(C++11)
      Diversos
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      Miscellaneous
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      Assembly embutido
       

      Índice

      [editar]Descrição

      Os modelos permitem projeto função genérica de que o trabalho em vários tipos, sem a necessidade de reescrevê-lo várias vezes
      Original:
      Templates allow generic function design that work on various types, without the need of rewriting it multiple times
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      [editar]Sintaxe

      [editar]Declaração

      template<template_arguments>function_declaration (1)
      exporttemplate<template_arguments>function_declaration (2) (até C++11)
      # Declaração da função Template Erro de citação: </ref> de fecho em falta, para o elemento <ref>
      Original:
      {{{2}}}
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      # Exportados declaração função de modelo. O corpo da função pode ser definida em um arquivo separado Erro de citação: </ref> de fecho em falta, para o elemento <ref>
      Original:
      {{{2}}}
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      [editar]Argumentos

      classidentifier (1)
      typenameidentifier (2)
      integral_typeidentifier (3)
      classidentifier=type_name (4) (desde C++11)
      typenameidentifier=type_name (5) (desde C++11)
      integral_typeidentifier=const_expr (6) (desde C++11)
      1-2)
      Dentro da função identifier pode ser usado como um tipo
      Original:
      Inside the function identifier can be used as a type
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      3)
      Dentro da função identifier pode ser usado como uma constante
      Original:
      Inside the function identifier can be used as a constant
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      4-6)
      Argumentos padrão
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      Default arguments
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      [editar]Especialização

      Esta seção está incompleta
      Motivo: partial specialization
      template<>retfunction_name<template_args>(func_args)body
      Especialização muda a implementação da função de modelo para os parâmetros do modelo específicos
      Original:
      Specialization changes the implementation of the template function for specific template parameters
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      [editar]Chamar

      function_name<template_args>(func_args) (1)
      function_name(unambiguous_func_args) (2)
      Argumentos de modelo # explícitas, se func_args não combinam perfeitamente com os tipos como na declaração modelo (com o template_args dado) o elenco habitual irá ocorrer
      Original:
      # Explicit template arguments, if func_args don't match perfectly with the types as in the template declaration (with the given template_args) the usual casting will occur
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      # Implícitas argumentos de modelo, deduzidos os argumentos da função. Nenhuma ambiguidade pode estar presente
      Original:
      # Implicit template arguments, deduced from the function arguments. No ambiguity can be present
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      Esta seção está incompleta
      Motivo: better explanation/example

      [editar]Exemplo

      Esta seção está incompleta 
      template<typename T>struct S {template<typename U>void foo(){}};   template<typename T>void bar(){ S<T>s; s.foo<T>();// error: < parsed as less than operator s.template foo<T>();// OK}


      [editar]Consulte também

      [editar]Notas

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