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<?php $a = nil; if(empty($a)) $a = "123"; end; echo $a;
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 4, Position 2 = 5
Branch analysis from position: 4
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 5
filename:       /in/hoZu5
function name:  (null)
number of ops:  9
compiled vars:  !0 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   FETCH_CONSTANT                                   ~1      'nil'
          1        ASSIGN                                                   !0, ~1
    3     2        ISSET_ISEMPTY_CV                                         !0
          3      > JMPZ                                                     ~3, ->5
    4     4    >   ASSIGN                                                   !0, '123'
    5     5    >   FETCH_CONSTANT                                   ~5      'end'
          6        FREE                                                     ~5
    6     7        ECHO                                                     !0
          8      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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