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<title>PerlGuts Illustrated - OP</title>
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<h2>OP</h2>
A Perl program/subroutine is represented internally by a syntax tree
built from OP nodes. Perl (5.005) has 346 different OP-codes. In
Perl there are 12 different OP classes, that are related like the
following class hierarchy diagram shows:
<p><center><img src="optypes.png"></center>
<p><center><img src="op1.png"></center>
<p><center><img src="op2.png"></center>
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<small>
<i>&copy; 1998-1999 Gisle Aas</i><br>
<a href="mailto:gisle@aas.no">&lt;gisle@aas.no&gt;</a><br>
$Date: 1999/11/02 17:00:07 $
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