CRBMap::Lookup

  • Article

Call this method to look up keys or values in the CRBMap object.

bool Lookup( 
   KINARGTYPE key, 
   VOUTARGTYPE value  
) const throw(...); 
const CPair* Lookup( 
   KINARGTYPE key  
) const throw( ); 
CPair* Lookup( 
   KINARGTYPE key  
) throw( );

Parameters

  • key
    Specifies the key that identifies the element to be looked up.

  • value
    Variable that receives the looked-up value.

Return Value

The first form of the method returns true if the key is found, otherwise false. The second and third forms return a pointer to a CPair.

Remarks

See the documentation for the base class CRBTree for information on the other methods available.

Example

// Look up the value for a key of 0 
double v;
myMap.Lookup(0,v);

Requirements

Header: atlcoll.h

See Also

Reference

CRBMap Class