libstdc++
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This is one of the functor base classes.
typedef _Arg std::unary_function::argument_type |
argument_type
is the type of the argument
Definition at line 105 of file stl_function.h.
typedef _Result std::unary_function::result_type |
result_type
is the return type
Definition at line 108 of file stl_function.h.