3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = array ( 10 => array ( 0 => 1, 1 => 2 ) ); var_dump(current($arr)[0]); ?>
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/uZ7Z9
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>
    9     1        INIT_FCALL                                               'var_dump'
          2        INIT_FCALL                                               'current'
          3        SEND_VAR                                                 !0
          4        DO_ICALL                                         $2      
          5        FETCH_DIM_R                                      ~3      $2, 0
          6        SEND_VAL                                                 ~3
          7        DO_ICALL                                                 
   10     8      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
151.21 ms | 1394 KiB | 17 Q