3v4l.org

run code in 300+ PHP versions simultaneously
<?php $s = new PDOStatement(); var_dump(isset($s->queryString)); var_dump($s->queryString);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/gHlc0
function name:  (null)
number of ops:  12
compiled vars:  !0 = $s
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   NEW                                              $1      'PDOStatement'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $1
    4     3        INIT_FCALL                                               'var_dump'
          4        ISSET_ISEMPTY_PROP_OBJ                           ~4      !0, 'queryString'
          5        SEND_VAL                                                 ~4
          6        DO_ICALL                                                 
    5     7        INIT_FCALL                                               'var_dump'
          8        FETCH_OBJ_R                                      ~6      !0, 'queryString'
          9        SEND_VAL                                                 ~6
         10        DO_ICALL                                                 
         11      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
136.86 ms | 996 KiB | 14 Q