3v4l.org

run code in 300+ PHP versions simultaneously
<?php $d = new DateInterval('PT10S'); var_dump(property_exists($d, 'm')); print_r($d, true); var_dump(property_exists($d, 'm'));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/QY7A2
function name:  (null)
number of ops:  23
compiled vars:  !0 = $d
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   NEW                                              $1      'DateInterval'
          1        SEND_VAL_EX                                              'PT10S'
          2        DO_FCALL                                      0          
          3        ASSIGN                                                   !0, $1
    4     4        INIT_FCALL                                               'var_dump'
          5        INIT_FCALL                                               'property_exists'
          6        SEND_VAR                                                 !0
          7        SEND_VAL                                                 'm'
          8        DO_ICALL                                         $4      
          9        SEND_VAR                                                 $4
         10        DO_ICALL                                                 
    5    11        INIT_FCALL                                               'print_r'
         12        SEND_VAR                                                 !0
         13        SEND_VAL                                                 <true>
         14        DO_ICALL                                                 
    6    15        INIT_FCALL                                               'var_dump'
         16        INIT_FCALL                                               'property_exists'
         17        SEND_VAR                                                 !0
         18        SEND_VAL                                                 'm'
         19        DO_ICALL                                         $7      
         20        SEND_VAR                                                 $7
         21        DO_ICALL                                                 
         22      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
150.97 ms | 1386 KiB | 19 Q