3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = [ 2 => 5, 0 => 10, 1 => 200 ]; list($a,$a) = $arr; list($z) = array(10=>'bla'); var_dump($a,$z);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/RB5hh
function name:  (null)
number of ops:  14
compiled vars:  !0 = $arr, !1 = $a, !2 = $z
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, <array>
    3     1        QM_ASSIGN                                        ~4      !0
          2        FETCH_LIST_R                                     $5      ~4, 0
          3        ASSIGN                                                   !1, $5
          4        FETCH_LIST_R                                     $7      ~4, 1
          5        ASSIGN                                                   !1, $7
          6        FREE                                                     ~4
    4     7        FETCH_LIST_R                                     $9      <array>, 0
          8        ASSIGN                                                   !2, $9
    5     9        INIT_FCALL                                               'var_dump'
         10        SEND_VAR                                                 !1
         11        SEND_VAR                                                 !2
         12        DO_ICALL                                                 
         13      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
171.36 ms | 1394 KiB | 15 Q