1002% perl -MTime::HiRes=gettimeofday -le"print scalar gettimeofday() for 1..10;"
1090268974.51822
1090268974.5186
1090268974.51873
1090268974.51886
1090268974.51899
1090268974.51911
1090268974.51924
1090268974.51936
1090268974.51949
1090268974.51961
1003% perl -de1

Loading DB routines from perl5db.pl version 1.19
Editor support available.

Enter h or `h h' for help, or `man perldebug' for more help.

main::(-e:1):   1
  DB<1>  use Time::HiRes qw[gettimeofday];

  DB<2> print scalar gettimeofday(), $/ for 1 .. 10;
1090269029.69885
1090269029.69905
1090269029.69912
1090269029.6992
1090269029.6993
1090269029.69937
1090269029.69944
1090269029.69951
1090269029.69959
1090269029.69966