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<?php $a = (array) 'franz de leon'; var_dump($a); var_dump(isset($a['xx']));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/0RCsi
function name:  (null)
number of ops:  10
compiled vars:  !0 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   CAST                                          7  ~1      'franz+de+leon'
          1        ASSIGN                                                   !0, ~1
    3     2        INIT_FCALL                                               'var_dump'
          3        SEND_VAR                                                 !0
          4        DO_ICALL                                                 
    4     5        INIT_FCALL                                               'var_dump'
          6        ISSET_ISEMPTY_DIM_OBJ                         0  ~4      !0, 'xx'
          7        SEND_VAL                                                 ~4
          8        DO_ICALL                                                 
          9      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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