3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = array('a' => 1, 'b' => 2, 'c' => 3); list($first) = $arr; var_dump($first);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/lPSTd
function name:  (null)
number of ops:  9
compiled vars:  !0 = $arr, !1 = $first
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    5     1        QM_ASSIGN                                        ~3      !0
          2        FETCH_LIST_R                                     $4      ~3, 0
          3        ASSIGN                                                   !1, $4
          4        FREE                                                     ~3
    6     5        INIT_FCALL                                               'var_dump'
          6        SEND_VAR                                                 !1
          7        DO_ICALL                                                 
          8      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
150.75 ms | 1393 KiB | 15 Q