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<?php $x = null; $y = null; echo $x ?? $y ?? 'Hello';
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/5ih3o
function name:  (null)
number of ops:  8
compiled vars:  !0 = $x, !1 = $y
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, null
    4     1        ASSIGN                                                   !1, null
    6     2        COALESCE                                         ~4      !0
          3        COALESCE                                         ~5      !1
          4        QM_ASSIGN                                        ~5      'Hello'
          5        QM_ASSIGN                                        ~4      ~5
          6        ECHO                                                     ~4
          7      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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