Qx::defines_sub_for_s Concept Reference

Specifies that a type defines a subtraction operator for another type (with strict return). More...

Concept definition

template<class K, typename T>
concept Qx::defines_sub_for_s =  requires(K klass, T type) {{ klass - type } -> std::same_as<K>;}

Detailed Description

Satisfied if K has a subtraction operator defined for T that returns K.