3v4l.org

run code in 300+ PHP versions simultaneously
<?php $db = new PDO('sqlite::memory:'); $st = $db->query(" SELECT 'ReflectionFunction', 'phpinfo'"); $re = $st->fetch(PDO::FETCH_CLASS | PDO::FETCH_CLASSTYPE); var_dump($re); $re->invoke();
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/7oUss
function name:  (null)
number of ops:  18
compiled vars:  !0 = $db, !1 = $st, !2 = $re
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   NEW                                              $3      'PDO'
          1        SEND_VAL_EX                                              'sqlite%3A%3Amemory%3A'
          2        DO_FCALL                                      0          
          3        ASSIGN                                                   !0, $3
    4     4        INIT_METHOD_CALL                                         !0, 'query'
          5        SEND_VAL_EX                                              '+SELECT+%27ReflectionFunction%27%2C+%27phpinfo%27'
          6        DO_FCALL                                      0  $6      
          7        ASSIGN                                                   !1, $6
    5     8        INIT_METHOD_CALL                                         !1, 'fetch'
          9        SEND_VAL_EX                                              262152
         10        DO_FCALL                                      0  $8      
         11        ASSIGN                                                   !2, $8
    6    12        INIT_FCALL                                               'var_dump'
         13        SEND_VAR                                                 !2
         14        DO_ICALL                                                 
    7    15        INIT_METHOD_CALL                                         !2, 'invoke'
         16        DO_FCALL                                      0          
         17      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
185.99 ms | 1386 KiB | 15 Q