3v4l.org

run code in 300+ PHP versions simultaneously
<?php $test[(string)PHP_INT_MAX] = "bork"; $test[] = "borkborkbork"; var_dump($test);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/2Fjl4
function name:  (null)
number of ops:  9
compiled vars:  !0 = $test
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   CAST                                          6  ~1      9223372036854775807
          1        ASSIGN_DIM                                               !0, ~1
          2        OP_DATA                                                  'bork'
    3     3        ASSIGN_DIM                                               !0
          4        OP_DATA                                                  'borkborkbork'
    5     5        INIT_FCALL                                               'var_dump'
          6        SEND_VAR                                                 !0
          7        DO_ICALL                                                 
          8      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
168.23 ms | 1394 KiB | 15 Q