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Re: Use of uninitialized value at?

by kabel (Chaplain)
on Oct 08, 2002 at 19:15 UTC ( #203726=note: print w/replies, xml ) Need Help??


in reply to Use of uninitialized value at?

one common idiom: defined $val or $val = "";
then $val is at least defined, and no warning appears.

HTH

Replies are listed 'Best First'.
Re2: Use of uninitialized value at?
by blakem (Monsignor) on Oct 09, 2002 at 04:09 UTC
    Or, since we want to apply this rule to a list:
    $_ = '' for grep !defined, @arr;

    -Blake

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