CHAPTER10-35.cpp
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上传日期:2007-07-03
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文件大小:1k
- //文件名:CHAPTER10-35.cpp
- #include <map>
- #include <iostream>
- #if _MSC_VER > 1020 // if VC++ version is > 4.2
- using namespace std; // std c++ libs implemented in std
- #endif
- void main( )
- {
- map <int, int, less<int> > m1;
- map <int, int, less<int> >::key_compare kc1 = m1.key_comp( ) ;
- bool result1 = kc1( 2, 3 ) ;
- if( result1 == true )
- { cout << "kc1( 2,3 ) returns value of true, "
- << "where kc1 is the function object of m1."<< endl;
- }
- else
- { cout << "kc1( 2,3 ) returns value of false "
- << "where kc1 is the function object of m1."<< endl;
- }
- map <int, int, greater<int> > m2;
- map <int, int, greater<int> >::key_compare kc2 = m2.key_comp( );
- bool result2 = kc2( 2, 3 ) ;
- if( result2 == true )
- { cout << "kc2( 2,3 ) returns value of true, "
- << "where kc2 is the function object of m2."<< endl;
- }
- else
- { cout << "kc2( 2,3 ) returns value of false, "
- << "where kc2 is the function object of m2."<< endl;
- }
- }