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Re: Less-than-helpful warnings

by Sandy (Curate)
on Dec 11, 2003 at 00:48 UTC ( #313937=note: print w/replies, xml ) Need Help??


in reply to Less-than-helpful warnings

print $a," ", $b," ", $c," ", $d," ", $e,"\n";
produces the following output, which may be more useful
1 2 3 4 Use of uninitialized value in print at test4.pl line 9.
In other words, in list context you get better info then when concatenating strings (which is what happens when you "$a $b $c"

Replies are listed 'Best First'.
Re: Re: Less-than-helpful warnings
by ysth (Canon) on Dec 11, 2003 at 03:31 UTC
    That's going on depend on if/how STDOUT and STDERR are buffered. You won't always see the error in the place where the undefined value is. In fact, when I try, I never do.

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