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<?php $string = 'hello world, world!'; var_dump(preg_match('/\Gworld/', $string, $matches, 0, 6));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/JnMvP
function name:  (null)
number of ops:  12
compiled vars:  !0 = $string, !1 = $matches
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 'hello+world%2C+world%21'
    5     1        INIT_FCALL                                               'var_dump'
          2        INIT_FCALL                                               'preg_match'
          3        SEND_VAL                                                 '%2F%5CGworld%2F'
          4        SEND_VAR                                                 !0
          5        SEND_REF                                                 !1
          6        SEND_VAL                                                 0
          7        SEND_VAL                                                 6
          8        DO_ICALL                                         $3      
          9        SEND_VAR                                                 $3
         10        DO_ICALL                                                 
         11      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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