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run code in 300+ PHP versions simultaneously
<?php $a = 'test'; switch('test') { case $a: echo 'a';break; default: echo 'nope'; }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 44) Position 1 = 3, Position 2 = 4
Branch analysis from position: 3
1 jumps found. (Code = 42) Position 1 = 6
Branch analysis from position: 6
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 4
1 jumps found. (Code = 42) Position 1 = 7
Branch analysis from position: 7
filename:       /in/Hfj1Y
function name:  (null)
number of ops:  8
compiled vars:  !0 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, 'test'
    4     1        IS_EQUAL                                                 !0, 'test'
          2      > JMPNZ                                                    ~2, ->4
          3    > > JMP                                                      ->6
    5     4    >   ECHO                                                     'a'
          5      > JMP                                                      ->7
    7     6    >   ECHO                                                     'nope'
    8     7    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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