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      std::make_unsigned

      Da cppreference.com
      < cpp‎ | types

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      make_unsigned
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      Definido no cabeçalho <type_traits>
      template<class T >
      struct make_unsigned;
      		(desde C++11)
      Dado um integrante (exceto bool) ou T tipo de enumeração, fornece a type membro typedef que é o tipo inteiro sem sinal correspondente a T, com o mesmo CV-eliminatórias.
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      Given an integral (except bool) or enumeration type T, provides the member typedef type which is the unsigned integer type corresponding to T, with the same cv-qualifiers.
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      [editar]Tipos de membro

      Nome
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      Name
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      		 Definition
      type
      do tipo inteiro sem sinal correspondente a T
      Original:
      the unsigned integer type corresponding to T
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      [editar]Exemplo

      #include <iostream>#include <type_traits>   int main(){typedef std::make_unsigned<char>::type char_type;typedef std::make_unsigned<int>::type int_type;typedef std::make_unsigned<volatilelong>::type long_type;   bool ok1 =std::is_same<char_type, unsignedchar>::value;bool ok2 =std::is_same<int_type, unsignedint>::value;bool ok3 =std::is_same<long_type, volatileunsignedlong>::value;   std::cout<<std::boolalpha<<"char_type is 'unsigned char'?  : "<< ok1 <<'\n'<<"int_type is 'unsigned int'?  : "<< ok2 <<'\n'<<"long_type is 'volatile unsigned long'? : "<< ok3 <<'\n';}

      Saída: 

      char_type is 'unsigned char'?  : true int_type is 'unsigned int'?  : true long_type is 'volatile unsigned long'? : true

      [editar]Veja também

      (C++11)
      verifica se um tipo é assinado tipo de aritmética
      Original:
      checks if a type is signed arithmetic type
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      (modelo de classe)[edit]
      (C++11)
      verifica se um tipo é o tipo de aritmética sem sinal
      Original:
      checks if a type is unsigned arithmetic type
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      (modelo de classe)[edit]
      (C++11)
      faz o tipo de dado integrante assinado
      Original:
      makes the given integral type signed
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      (modelo de classe)[edit]
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