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<node id="1012835" title="Re: split//; (Re^2: Golf: Sudoku solving)" created="2013-01-11 04:17:31" updated="2013-01-11 04:17:31">
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<author id="171588">
BrowserUk</author>
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&lt;blockquote&gt;&lt;i&gt;&lt;/i&gt;&lt;/blockquote&gt;
&lt;p&gt;Perhaps this explains it:&lt;code&gt;
C:\test&gt;\perl32\bin\perl -wnle"print $]; split; print join '|', @_"
Use of implicit split to @_ is deprecated at -e line 1.
evry good boy deserves food
5.008009
evry|good|boy|deserves|food

C:\test&gt;\perl64\bin\perl -wnle"print $]; split; print join '|', @_"
Use of implicit split to @_ is deprecated at -e line 1.
the quick brown foox
5.010001
the|quick|brown|foox
Terminating on signal SIGINT(2)
Terminating on signal SIGINT(2)

C:\test&gt;perl -wnle"print $]; split; print join '|', @_"
Useless use of split in void context at -e line 1.
evry good boy deserves food
5.016001


&lt;/code&gt;

&lt;p&gt;As you can see, in 5.8 and 5.10, [split] in a void context was deprecated, but it put its results into @_;

&lt;p&gt;Somewhere between 5.10 and 5.16, the deprecation was enforced and that facility was removed. Which mean your golf script no longer works.

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1012832</field>
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