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run code in 500+ PHP versions simultaneously
<?php foreach (array("*.css", "/*.css", "css/*.css", "css/foo*.css", "css/foo{bar,baz}.css") as $filename) { echo "dirname of {$filename} is ", dirname($filename), "\n"; }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 1, Position 2 = 10
Branch analysis from position: 1
2 jumps found. (Code = 78) Position 1 = 2, Position 2 = 10
Branch analysis from position: 2
1 jumps found. (Code = 42) Position 1 = 1
Branch analysis from position: 1
Branch analysis from position: 10
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 10
filename:       /in/ULTrU
function name:  (null)
number of ops:  12
compiled vars:  !0 = $filename
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E > > FE_RESET_R                                           $1      <array>, ->10
          1    > > FE_FETCH_R                                                   $1, !0, ->10
    4     2    >   ROPE_INIT                                         3  ~3      'dirname+of+'
          3        ROPE_ADD                                          1  ~3      ~3, !0
          4        ROPE_END                                          2  ~2      ~3, '+is+'
          5        ECHO                                                         ~2
          6        FRAMELESS_ICALL_1                dirname             ~5      !0
          7        ECHO                                                         ~5
          8        ECHO                                                         '%0A'
    3     9      > JMP                                                          ->1
         10    >   FE_FREE                                                      $1
    5    11      > RETURN                                                       1

Generated using Vulcan Logic Dumper, using php 8.5.0


preferences:
179.13 ms | 3409 KiB | 13 Q