3v4l.org

run code in 300+ PHP versions simultaneously
<?php $n = null; echo $n++; echo "\nSomething else\n"; $n = null; echo ++$n;
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/AjeXb
function name:  (null)
number of ops:  8
compiled vars:  !0 = $n
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, null
    3     1        POST_INC                                         ~2      !0
          2        ECHO                                                     ~2
    4     3        ECHO                                                     '%0ASomething+else%0A'
    5     4        ASSIGN                                                   !0, null
    6     5        PRE_INC                                          ~4      !0
          6        ECHO                                                     ~4
          7      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
164.32 ms | 1392 KiB | 13 Q