3v4l.org

run code in 300+ PHP versions simultaneously
<?php function load($namespace) { $nspos = strpos($namespace, "1234"); if( $nspos == -1){ //Nincs benne namespace echo "return false"; } $cropped = substr($namespace, $nspos); $final = preg_replace("/\\/","/",$cropped) . ".php"; echo "include_once($final)"; } load( '1234\load');
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/OX74k
function name:  (null)
number of ops:  4
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   17     0  E >   INIT_FCALL                                               'load'
          1        SEND_VAL                                                 '1234%5Cload'
          2        DO_FCALL                                      0          
          3      > RETURN                                                   1

Function load:
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 8, Position 2 = 9
Branch analysis from position: 8
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 9
filename:       /in/OX74k
function name:  load
number of ops:  26
compiled vars:  !0 = $namespace, !1 = $nspos, !2 = $cropped, !3 = $final
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   RECV                                             !0      
    5     1        INIT_FCALL                                               'strpos'
          2        SEND_VAR                                                 !0
          3        SEND_VAL                                                 '1234'
          4        DO_ICALL                                         $4      
          5        ASSIGN                                                   !1, $4
    6     6        IS_EQUAL                                                 !1, -1
          7      > JMPZ                                                     ~6, ->9
    8     8    >   ECHO                                                     'return+false'
   11     9    >   INIT_FCALL                                               'substr'
         10        SEND_VAR                                                 !0
         11        SEND_VAR                                                 !1
         12        DO_ICALL                                         $7      
         13        ASSIGN                                                   !2, $7
   13    14        INIT_FCALL                                               'preg_replace'
         15        SEND_VAL                                                 '%2F%5C%2F'
         16        SEND_VAL                                                 '%2F'
         17        SEND_VAR                                                 !2
         18        DO_ICALL                                         $9      
         19        CONCAT                                           ~10     $9, '.php'
         20        ASSIGN                                                   !3, ~10
   14    21        ROPE_INIT                                     3  ~13     'include_once%28'
         22        ROPE_ADD                                      1  ~13     ~13, !3
         23        ROPE_END                                      2  ~12     ~13, '%29'
         24        ECHO                                                     ~12
   15    25      > RETURN                                                   null

End of function load

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
174.63 ms | 1399 KiB | 20 Q