#!/usr/bin/perl use Time::HiRes qw(gettimeofday tv_interval); my $t = [gettimeofday]; for( 0 .. 1000000 ) { $str = "Im a TEST: 1, 2, 5;"; $str =~ s/\W+//g; } print "Content-type: text/html\n\n"; print "Time passed: ", tv_interval($t);