3v4l.org

run code in 300+ PHP versions simultaneously
<?php $_REQUEST['foo'] = 'foo'; $a = array('_REQUEST' => array('foo'=>'bar')); extract($a);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/PJs3j
function name:  (null)
number of ops:  8
compiled vars:  !0 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   FETCH_W                      global              $1      '_REQUEST'
          1        ASSIGN_DIM                                               $1, 'foo'
          2        OP_DATA                                                  'foo'
    3     3        ASSIGN                                                   !0, <array>
    4     4        INIT_FCALL                                               'extract'
          5        SEND_REF                                                 !0
          6        DO_ICALL                                                 
          7      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
151.94 ms | 1394 KiB | 15 Q