3v4l.org

run code in 300+ PHP versions simultaneously
<?php $host = 'blub'; if ($host) { $configFileName = APP_PATH . '/vendor/config/config.' . $host . '.php'; } var_dump($host, $configFileName, !isset($configFileName));
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 2, Position 2 = 7
Branch analysis from position: 2
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 7
filename:       /in/LXvSv
function name:  (null)
number of ops:  15
compiled vars:  !0 = $host, !1 = $configFileName
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 'blub'
    4     1      > JMPZ                                                     !0, ->7
    5     2    >   FETCH_CONSTANT                                   ~3      'APP_PATH'
          3        CONCAT                                           ~4      ~3, '%2Fvendor%2Fconfig%2Fconfig.'
          4        CONCAT                                           ~5      ~4, !0
          5        CONCAT                                           ~6      ~5, '.php'
          6        ASSIGN                                                   !1, ~6
    7     7    >   INIT_FCALL                                               'var_dump'
          8        SEND_VAR                                                 !0
          9        SEND_VAR                                                 !1
         10        ISSET_ISEMPTY_CV                                 ~8      !1
         11        BOOL_NOT                                         ~9      ~8
         12        SEND_VAL                                                 ~9
         13        DO_ICALL                                                 
         14      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
150.05 ms | 1399 KiB | 15 Q