package T; use strict; sub foo { } 1; #### package U; use T; sub foo { T->foo; } 1; #### #!/usr/local/bin/perl use strict; use U; U->foo() foreach (0..10000); #### Total Elapsed Time = -0.04006 Seconds User+System Time = 0 Seconds Exclusive Times %Time ExclSec CumulS #Calls sec/call Csec/c Name 0.00 0.040 0.005 10002 0.0000 0.0000 U::BEGIN 0.00 0.010 -0.005 10001 0.0000 - T::foo 0.00 0.000 -0.000 2 0.0000 - main::BEGIN 0.00 0.000 -0.000 2 0.0000 - strict::import 0.00 0.000 -0.000 2 0.0000 - strict::bits 0.00 0.000 -0.000 1 0.0000 - T::BEGIN