3v4l.org

run code in 300+ PHP versions simultaneously
<?php $foo = array('a' => 1, 'b' => 2); $bar = array('c' => 3, 'd' => 4); array_push($foo, $bar); var_dump($foo);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/1RaQh
function name:  (null)
number of ops:  10
compiled vars:  !0 = $foo, !1 = $bar
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, <array>
    3     1        ASSIGN                                                   !1, <array>
    4     2        INIT_FCALL                                               'array_push'
          3        SEND_REF                                                 !0
          4        SEND_VAR                                                 !1
          5        DO_ICALL                                                 
    5     6        INIT_FCALL                                               'var_dump'
          7        SEND_VAR                                                 !0
          8        DO_ICALL                                                 
          9      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
151.85 ms | 1394 KiB | 17 Q