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

Generated using Vulcan Logic Dumper, using php 8.0.0


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