At 04:32 PM 4/7/05 -0400, John Deighan wrote:
calls) in our code. It's completely impracticle to expect us to add "main::" or "&" or "use subs" in all of this code. I doubt that anyone is
I *always* call my own defined functions/subroutines with the & prefix.
It's just good practice. Allowing the & to be omitted just encourages bad
programming practices.
You do know about the side effects of &, don't you? And you also know that it circumvents prototype checking, of course (but then again, who uses those?).
#!/usr/bin/perl
some(1,2);
sub some {
print "some sees @_$/";
my $this = shift;
print "some shifts $this$/";
&other;
my $that = shift;
print "some shifts $that, but it's gone :($/";
}sub other {
my $that = shift;
print "other shifts $that, but we didn't pass any arguments to it!!!!$/";
}__END__ some sees 1 2 some shifts 1 other shifts 2, but we didn't pass any arguments to it!!!! some shifts , but it's gone :(
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