3v4l.org

run code in 300+ PHP versions simultaneously
<?php for($f=file(__FILE__),$i=0;$i<7;$i++) echo $f[$i]; if (!isset($_FILES['ROZWAL']['tmp_name'])) die; if (md5_file($_FILES['ROZWAL']['tmp_name'])!==$_POST['ROZWAL']) die; ?>
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 42) Position 1 = 9
Branch analysis from position: 9
2 jumps found. (Code = 44) Position 1 = 11, Position 2 = 6
Branch analysis from position: 11
2 jumps found. (Code = 43) Position 1 = 16, Position 2 = 17
Branch analysis from position: 16
1 jumps found. (Code = 79) Position 1 = -2
Branch analysis from position: 17
2 jumps found. (Code = 43) Position 1 = 27, Position 2 = 28
Branch analysis from position: 27
1 jumps found. (Code = 79) Position 1 = -2
Branch analysis from position: 28
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 6
2 jumps found. (Code = 44) Position 1 = 11, Position 2 = 6
Branch analysis from position: 11
Branch analysis from position: 6
filename:       /in/k7tde
function name:  (null)
number of ops:  29
compiled vars:  !0 = $f, !1 = $i
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   INIT_FCALL                                               'file'
          1        SEND_VAL                                                 '%2Fin%2Fk7tde'
          2        DO_ICALL                                         $2      
          3        ASSIGN                                                   !0, $2
          4        ASSIGN                                                   !1, 0
          5      > JMP                                                      ->9
          6    >   FETCH_DIM_R                                      ~5      !0, !1
          7        ECHO                                                     ~5
          8        PRE_INC                                                  !1
          9    >   IS_SMALLER                                               !1, 7
         10      > JMPNZ                                                    ~7, ->6
    4    11    >   FETCH_IS                                         ~8      '_FILES'
         12        FETCH_DIM_IS                                     ~9      ~8, 'ROZWAL'
         13        ISSET_ISEMPTY_DIM_OBJ                         0  ~10     ~9, 'tmp_name'
         14        BOOL_NOT                                         ~11     ~10
         15      > JMPZ                                                     ~11, ->17
         16    > > EXIT                                                     
    6    17    >   INIT_FCALL                                               'md5_file'
         18        FETCH_R                      global              ~12     '_FILES'
         19        FETCH_DIM_R                                      ~13     ~12, 'ROZWAL'
         20        FETCH_DIM_R                                      ~14     ~13, 'tmp_name'
         21        SEND_VAL                                                 ~14
         22        DO_ICALL                                         $15     
         23        FETCH_R                      global              ~16     '_POST'
         24        FETCH_DIM_R                                      ~17     ~16, 'ROZWAL'
         25        IS_NOT_IDENTICAL                                         $15, ~17
         26      > JMPZ                                                     ~18, ->28
         27    > > EXIT                                                     
    7    28    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
141.65 ms | 1461 KiB | 15 Q