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<?php $foo = array('a'=>'b'); $foo2 = $foo['c']; echo is_null($foo['c']);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/NaoHU
function name:  (null)
number of ops:  7
compiled vars:  !0 = $foo, !1 = $foo2
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    5     1        FETCH_DIM_R                                      ~3      !0, 'c'
          2        ASSIGN                                                   !1, ~3
    7     3        FETCH_DIM_R                                      ~5      !0, 'c'
          4        TYPE_CHECK                                    2  ~6      ~5
          5        ECHO                                                     ~6
          6      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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