Fundamental Operations
"op"s are the nodes in the tree structure that is parsed Perl
optimization pass produces "next" pointer for each node
opcode.h lists them (built from opcode.pl)
"pp"s are the C subroutines that "evaluate" the ops
< Private Variables
Inside an OP >
Table of Contents
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Page 51
YAPC 19101
, June 2001
Perl 5 Internals
Simon Cozens