3v4l.org

run code in 300+ PHP versions simultaneously
<?php putenv('TEST='); $test = getenv('TEST'); echo 'TEST = ' .$test.'<br />'; $ip = getenv('REMOTE_ADDR'); echo 'IP = ' .$ip;
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/enTsP
function name:  (null)
number of ops:  17
compiled vars:  !0 = $test, !1 = $ip
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   INIT_FCALL                                               'putenv'
          1        SEND_VAL                                                 'TEST%3D'
          2        DO_ICALL                                                 
    3     3        INIT_FCALL                                               'getenv'
          4        SEND_VAL                                                 'TEST'
          5        DO_ICALL                                         $3      
          6        ASSIGN                                                   !0, $3
    4     7        CONCAT                                           ~5      'TEST+%3D+', !0
          8        CONCAT                                           ~6      ~5, '%3Cbr+%2F%3E'
          9        ECHO                                                     ~6
    5    10        INIT_FCALL                                               'getenv'
         11        SEND_VAL                                                 'REMOTE_ADDR'
         12        DO_ICALL                                         $7      
         13        ASSIGN                                                   !1, $7
    6    14        CONCAT                                           ~9      'IP+%3D+', !1
         15        ECHO                                                     ~9
         16      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
169.53 ms | 1394 KiB | 17 Q