3v4l.org

run code in 300+ PHP versions simultaneously
<?php $files = array( '123.pdf', '123', '123.d.pdf', ); foreach($files as $file) { $fileBits = explode($file, '.'); $extension = $fileBits[count($fileBits-1)]; var_dump($fileBits); var_dump($extension); }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 2, Position 2 = 19
Branch analysis from position: 2
2 jumps found. (Code = 78) Position 1 = 3, Position 2 = 19
Branch analysis from position: 3
1 jumps found. (Code = 42) Position 1 = 2
Branch analysis from position: 2
Branch analysis from position: 19
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 19
filename:       /in/pBWAG
function name:  (null)
number of ops:  21
compiled vars:  !0 = $files, !1 = $file, !2 = $fileBits, !3 = $extension
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, <array>
    7     1      > FE_RESET_R                                       $5      !0, ->19
          2    > > FE_FETCH_R                                               $5, !1, ->19
    8     3    >   INIT_FCALL                                               'explode'
          4        SEND_VAR                                                 !1
          5        SEND_VAL                                                 '.'
          6        DO_ICALL                                         $6      
          7        ASSIGN                                                   !2, $6
    9     8        SUB                                              ~8      !2, 1
          9        COUNT                                            ~9      ~8
         10        FETCH_DIM_R                                      ~10     !2, ~9
         11        ASSIGN                                                   !3, ~10
   10    12        INIT_FCALL                                               'var_dump'
         13        SEND_VAR                                                 !2
         14        DO_ICALL                                                 
   11    15        INIT_FCALL                                               'var_dump'
         16        SEND_VAR                                                 !3
         17        DO_ICALL                                                 
    7    18      > JMP                                                      ->2
         19    >   FE_FREE                                                  $5
   12    20      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
170.53 ms | 1395 KiB | 17 Q