C++ (Cpp) ptr_map::find示例

示例#1

文件： interpreter.C 项目： Leont/libperl--

		MGVTBL* get_object_vtbl(const std::type_info& pre_key, int (*destruct_ptr)(pTHX_ SV*, MAGIC*)) {
			static boost::ptr_map<const std::type_info*, MGVTBL> table;
			const std::type_info* key = &pre_key;
			if (table.find(key) == table.end()) {
				const MGVTBL tmp = {0, 0, 0, 0, destruct_ptr MAGIC_TAIL};
				table.insert(key, new MGVTBL(tmp));
			}
			return &table[key];
		}

示例#2

文件： IntersectionTest.cpp 项目： Ezio47/SFCGAL

void insertOrReplace( boost::ptr_map<std::string, Geometry >& map, std::string key, Geometry* value )
{
    boost::ptr_map<std::string, Geometry >::iterator found =  map.find( key );

    if ( found != map.end() ) {
        map.erase( found );
    }

    map.insert( key, value );
}