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<?php $a = array(1,2); $b = $a; var_dump(preg_match('/./', 'foo', $a), $a, $b);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/XcsJ4
function name:  (null)
number of ops:  13
compiled vars:  !0 = $a, !1 = $b
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, <array>
    3     1        ASSIGN                                                   !1, !0
    5     2        INIT_FCALL                                               'var_dump'
          3        INIT_FCALL                                               'preg_match'
          4        SEND_VAL                                                 '%2F.%2F'
          5        SEND_VAL                                                 'foo'
          6        SEND_REF                                                 !0
          7        DO_ICALL                                         $4      
          8        SEND_VAR                                                 $4
          9        SEND_VAR                                                 !0
         10        SEND_VAR                                                 !1
         11        DO_ICALL                                                 
         12      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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