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<?php $notnull = 1; $isnull = null; echo($notnull ?: 'test'); echo(PHP_EOL); echo($isnull ?: 'test');
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/4d6Es
function name:  (null)
number of ops:  10
compiled vars:  !0 = $notnull, !1 = $isnull
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, 1
    3     1        ASSIGN                                                   !1, null
    5     2        JMP_SET                                          ~4      !0, ->4
          3        QM_ASSIGN                                        ~4      'test'
          4        ECHO                                                     ~4
    6     5        ECHO                                                     '%0A'
    7     6        JMP_SET                                          ~5      !1, ->8
          7        QM_ASSIGN                                        ~5      'test'
          8        ECHO                                                     ~5
          9      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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