3v4l.org

run code in 300+ PHP versions simultaneously
<?php $var=$_SERVER['PHP_SELF']; echo "$var"; ?>
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/KDTYP
function name:  (null)
number of ops:  6
compiled vars:  !0 = $var
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   FETCH_R                      global              ~1      '_SERVER'
          1        FETCH_DIM_R                                      ~2      ~1, 'PHP_SELF'
          2        ASSIGN                                                   !0, ~2
    3     3        CAST                                          6  ~4      !0
          4        ECHO                                                     ~4
    4     5      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
148.85 ms | 1392 KiB | 13 Q