3v4l.org

run code in 500+ PHP versions simultaneously
<?php namespace Crell\Serde { if (!class_exists(Serde::class)) { abstract class Serde {} } } namespace { use Crell\Serde\Serde; class Expression extends Serde {} }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 208) Position 1 = 1, Position 2 = 5
Branch analysis from position: 1
1 jumps found. (Code = 42) Position 1 = 6
Branch analysis from position: 6
2 jumps found. (Code = 43) Position 1 = 8, Position 2 = 9
Branch analysis from position: 8
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 9
Branch analysis from position: 5
2 jumps found. (Code = 43) Position 1 = 8, Position 2 = 9
Branch analysis from position: 8
Branch analysis from position: 9
filename:       /in/dmXoB
function name:  (null)
number of ops:  11
compiled vars:  none
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    4     0  E > > JMP_FRAMELESS                                   s8           'crell%5Cserde%5Cclass_exists', ->5
          1    >   INIT_NS_FCALL_BY_NAME                                        'Crell%5CSerde%5Cclass_exists'
          2        SEND_VAL_EX                                                  'Crell%5CSerde%5CSerde'
          3        DO_FCALL                                          0  $0      
          4      > JMP                                                          ->6
          5    >   FRAMELESS_ICALL_1                class_exists        $0      'Crell%5CSerde%5CSerde'
          6    >   BOOL_NOT                                             ~1      $0
          7      > JMPZ                                                         ~1, ->9
    5     8    >   DECLARE_CLASS                                                'crell%5Cserde%5Cserde'
   12     9    >   DECLARE_CLASS                                                'expression', 'crell%5Cserde%5Cserde'
   13    10      > RETURN                                                       1

Class Crell\Serde\Serde: [no user functions]
Class Expression: [no user functions]

Generated using Vulcan Logic Dumper, using php 8.5.0


preferences:
179.19 ms | 1636 KiB | 14 Q