3v4l.org

run code in 300+ PHP versions simultaneously
<?php use Drupal\node\NodeInterface; $a = new \stdClass(); if ($a instanceof NodeInterface) { print "Meh"; } else { print "Muh"; }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 5, Position 2 = 7
Branch analysis from position: 5
1 jumps found. (Code = 42) Position 1 = 8
Branch analysis from position: 8
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 7
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/JsUkC
function name:  (null)
number of ops:  9
compiled vars:  !0 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   NEW                                              $1      'stdClass'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $1
    7     3        INSTANCEOF                                               !0, 'Drupal%5Cnode%5CNodeInterface'
          4      > JMPZ                                                     ~4, ->7
    8     5    >   ECHO                                                     'Meh'
          6      > JMP                                                      ->8
   11     7    >   ECHO                                                     'Muh'
   12     8    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
177.17 ms | 1392 KiB | 13 Q