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  1. #include <cstdio>
  2.  
  3. template<class T0> struct prop {
  4.  
  5.     T0 operator()() {
  6.       return data;
  7.     }
  8.  
  9.     void operator()( T0 data_ ) {
  10.       data = static_cast<T0&&>( data_ ); //data_ is always a copy, so move it
  11.     }
  12.  
  13.     T0 data;
  14. };
  15.  
  16. struct test {
  17.     prop<int> data;
  18. };
  19.  
  20. int main() {
  21.  
  22.   test t0{};
  23.  
  24.   t0.data( 10 );
  25.  
  26.   printf( "data = %d\n", t0.data() );
  27.  
  28. }
  29.  
Success #stdin #stdout 0s 3412KB
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stdin
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Standard input is empty
stdout
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data = 10
https://ideone.com/oAUNuO
language:
C++14 (gcc 8.3)
created:
8 years ago
visibility:
public

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