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<?php $b = 123; $a = !empty($b) ?: 'default'; var_dump($a);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/CM0TP
function name:  (null)
number of ops:  10
compiled vars:  !0 = $b, !1 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 123
    4     1        ISSET_ISEMPTY_CV                                 ~3      !0
          2        BOOL_NOT                                         ~4      ~3
          3        JMP_SET                                          ~5      ~4, ->5
          4        QM_ASSIGN                                        ~5      'default'
          5        ASSIGN                                                   !1, ~5
    6     6        INIT_FCALL                                               'var_dump'
          7        SEND_VAR                                                 !1
          8        DO_ICALL                                                 
          9      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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