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<?php $x = null; $w = is_array($x) ? 1 : [$x]; if (!$w) { echo 'Hi'; } echo $w;
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 3, Position 2 = 5
Branch analysis from position: 3
1 jumps found. (Code = 42) Position 1 = 7
Branch analysis from position: 7
2 jumps found. (Code = 43) Position 1 = 10, Position 2 = 11
Branch analysis from position: 10
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 11
Branch analysis from position: 5
2 jumps found. (Code = 43) Position 1 = 10, Position 2 = 11
Branch analysis from position: 10
Branch analysis from position: 11
filename:       /in/8eUGZ
function name:  (null)
number of ops:  13
compiled vars:  !0 = $x, !1 = $w
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, null
    5     1        TYPE_CHECK                                  128          !0
          2      > JMPZ                                                     ~3, ->5
          3    >   QM_ASSIGN                                        ~4      1
          4      > JMP                                                      ->7
          5    >   INIT_ARRAY                                       ~5      !0
          6        QM_ASSIGN                                        ~4      ~5
          7    >   ASSIGN                                                   !1, ~4
    7     8        BOOL_NOT                                         ~7      !1
          9      > JMPZ                                                     ~7, ->11
    8    10    >   ECHO                                                     'Hi'
   11    11    >   ECHO                                                     !1
         12      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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153.53 ms | 1393 KiB | 13 Q