Yes, when you compare numbers lexically, "cmp" will say that 2 sorts after 10, and "<=>" will say it sorts before: perl -e 'printf "%d %d\n", 2 <=> 10, 2 cmp

Yes, when you compare numbers lexically, "cmp" will say that 2 sorts after 10, and "<=>" will say it sorts before: perl -e 'printf "%d %d\n", 2 <=> 10, 2 cmp 10' prints -1 1