#include <eckit/value/Expression.h>
          template<class T>
          NumberExpression class
        
        
Base classes
- 
              template<class T>class Expression<T>
Constructors, destructors, conversion operators
- NumberExpression(long long n)
- ~NumberExpression() override
Public functions
- 
              auto eval(T&) const -> eckit::Value virtual 
Private functions
- 
              void print(std::ostream& s) const override