3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = array('a' => 2); if($arr['pizza']) { var_dump(is_array($arr['pizza'])); }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 3, Position 2 = 8
Branch analysis from position: 3
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 8
filename:       /in/4iUFh
function name:  (null)
number of ops:  9
compiled vars:  !0 = $arr
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, <array>
    3     1        FETCH_DIM_R                                      ~2      !0, 'pizza'
          2      > JMPZ                                                     ~2, ->8
    4     3    >   INIT_FCALL                                               'var_dump'
          4        FETCH_DIM_R                                      ~3      !0, 'pizza'
          5        TYPE_CHECK                                  128  ~4      ~3
          6        SEND_VAL                                                 ~4
          7        DO_ICALL                                                 
    5     8    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
167.33 ms | 1394 KiB | 15 Q