3v4l.org

run code in 300+ PHP versions simultaneously
<?php $test = [1]; $test[] = 2; $test += 3; var_dump($test);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/5RVj4
function name:  (null)
number of ops:  8
compiled vars:  !0 = $test
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    5     1        ASSIGN_DIM                                               !0
          2        OP_DATA                                                  2
    7     3        ASSIGN_OP                                     1          !0, 3
    9     4        INIT_FCALL                                               'var_dump'
          5        SEND_VAR                                                 !0
          6        DO_ICALL                                                 
          7      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
181.25 ms | 1394 KiB | 15 Q