Help for this page

Select Code to Download


  1. or download this
    
$ perl -le 'open F, "gobbledegook" or print "WARN1: $!"; print "PRINT:
+ $!"; readlink "test" or print "WARN2: $!";  print "PRINT: $!'
...
PRINT: No such file or directory
WARN2: Invalid argument
PRINT: Invalid argument
  2. or download this
    $ perl -e 'print "BANG: $!"'
BANG:

$ perl -Mstrict -e 'print "BANG: $!"'
BANG: Bad file descriptor