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Re: Use of uninitialized value in hash element, -w, How to get details

by explorer (Chaplain)
on Aug 15, 2006 at 01:12 UTC ( #567374=note: print w/replies, xml ) Need Help??


in reply to Use of uninitialized value in hash element, -w, How to get details

use diagnostics;

Update: ikegami have reason. diagnostics only give more info... but It's useful sometimes.

  • Comment on Re: Use of uninitialized value in hash element, -w, How to get details

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Re^2: Use of uninitialized value in hash element, -w, How to get details
by ikegami (Pope) on Aug 15, 2006 at 01:19 UTC
    No, diagnostics doesn't identify which variable is the culprit. At least not the one that came with perl5.8.8.

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[shmem]: Discipulus: what do you mean by "dump" ?
[Discipulus]: get them all printed on screen
Discipulus ;=)
[shmem]: silly question, silly answer:
[Discipulus]: i know, i know..
[shmem]: man perlfunc |perl -nle '$ok++ if /Alphabetical Listing of Perl Functions/;if($ok ){$s{$1}++if /^ (\w+)/}}{for(keys %s){$f="prototype \\\&CORE::$_"; eval"$f"||delete $CORE::{$_}}print for sort keys%CORE::'
[shmem]: well, there are some builtins which don't have a prototype...
[Discipulus]: eh eh.. i was looking in toke.c but dunno if is already used

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