3v4l.org

run code in 300+ PHP versions simultaneously
<?php header("LOcation: test.php"); echo $_SERVER["REMOTE_ADDR"];
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/YPRhi
function name:  (null)
number of ops:  7
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   INIT_FCALL                                               'header'
          1        SEND_VAL                                                 'LOcation%3A+test.php'
          2        DO_ICALL                                                 
    3     3        FETCH_R                      global              ~1      '_SERVER'
          4        FETCH_DIM_R                                      ~2      ~1, 'REMOTE_ADDR'
          5        ECHO                                                     ~2
          6      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
155.24 ms | 1393 KiB | 15 Q