Hoe do I check that something's null, like in:
How do I check to see if "prev" was ever set?Code:class Test
{
private:
std::string name;
Test prev;
Test(Test previous, std::string n) : prev( previous ), name( n )
{}
Test(std::string n) : name( n ) {}
const char* test()
{
//I want to do smth similar to this type of code:
if ( prev != null ) return ...elided...;
..rest elided...
}
}