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<?php echo isset($a); echo empty($a); $a = true; var_dump($a);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/hA06a
function name:  (null)
number of ops:  9
compiled vars:  !0 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ISSET_ISEMPTY_CV                                 ~1      !0
          1        ECHO                                                     ~1
    3     2        ISSET_ISEMPTY_CV                                 ~2      !0
          3        ECHO                                                     ~2
    5     4        ASSIGN                                                   !0, <true>
    6     5        INIT_FCALL                                               'var_dump'
          6        SEND_VAR                                                 !0
          7        DO_ICALL                                                 
          8      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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