3v4l.org

run code in 300+ PHP versions simultaneously
<?php $acc['pes'] = 'aaaaa'; var_dump($acc['pes']); var_dump($acc['kocka']); var_dump(isset($acc['kocka'])); var_dump(array_key_exists($acc['kocka']));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/pPRea
function name:  (null)
number of ops:  22
compiled vars:  !0 = $acc
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN_DIM                                               !0, 'pes'
          1        OP_DATA                                                  'aaaaa'
    4     2        INIT_FCALL                                               'var_dump'
          3        FETCH_DIM_R                                      ~2      !0, 'pes'
          4        SEND_VAL                                                 ~2
          5        DO_ICALL                                                 
    5     6        INIT_FCALL                                               'var_dump'
          7        FETCH_DIM_R                                      ~4      !0, 'kocka'
          8        SEND_VAL                                                 ~4
          9        DO_ICALL                                                 
    6    10        INIT_FCALL                                               'var_dump'
         11        ISSET_ISEMPTY_DIM_OBJ                         0  ~6      !0, 'kocka'
         12        SEND_VAL                                                 ~6
         13        DO_ICALL                                                 
    7    14        INIT_FCALL                                               'var_dump'
         15        INIT_FCALL                                               'array_key_exists'
         16        FETCH_DIM_R                                      ~8      !0, 'kocka'
         17        SEND_VAL                                                 ~8
         18        DO_ICALL                                         $9      
         19        SEND_VAR                                                 $9
         20        DO_ICALL                                                 
         21      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
161.65 ms | 1395 KiB | 17 Q