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<?php class X { public $foo = array('foo' => NULL); } $x = new X; echo key($x->foo);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/kYRvF
function name:  (null)
number of ops:  9
compiled vars:  !0 = $x
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    7     0  E >   NEW                                              $1      'X'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $1
    8     3        INIT_FCALL                                               'key'
          4        FETCH_OBJ_R                                      ~4      !0, 'foo'
          5        SEND_VAL                                                 ~4
          6        DO_ICALL                                         $5      
          7        ECHO                                                     $5
          8      > RETURN                                                   1

Class X: [no user functions]

Generated using Vulcan Logic Dumper, using php 8.0.0


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