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<?php $a = "Foo"; preg_replace("/[A-Za-z]oo\b/", "Got word: $0 ", $a); print $a; ?>
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/rHHvM
function name:  (null)
number of ops:  8
compiled vars:  !0 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, 'Foo'
    3     1        INIT_FCALL                                               'preg_replace'
          2        SEND_VAL                                                 '%2F%5BA-Za-z%5Doo%5Cb%2F'
          3        SEND_VAL                                                 'Got+word%3A+%240+'
          4        SEND_VAR                                                 !0
          5        DO_ICALL                                                 
    4     6        ECHO                                                     !0
    5     7      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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