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<?php $a = null; print $a ?? 'b'; print "\n";
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/kmcJg
function name:  (null)
number of ops:  6
compiled vars:  !0 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, null
    5     1        COALESCE                                         ~2      !0
          2        QM_ASSIGN                                        ~2      'b'
          3        ECHO                                                     ~2
    6     4        ECHO                                                     '%0A'
          5      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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