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<?php $string = 'http://xkcd.com/936/'; foreach (str_split($string) as $char) { echo $char.' '.chr($char).' '; } echo "\n";
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 5, Position 2 = 14
Branch analysis from position: 5
2 jumps found. (Code = 78) Position 1 = 6, Position 2 = 14
Branch analysis from position: 6
1 jumps found. (Code = 42) Position 1 = 5
Branch analysis from position: 5
Branch analysis from position: 14
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 14
filename:       /in/UWeEc
function name:  (null)
number of ops:  17
compiled vars:  !0 = $string, !1 = $char
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, 'http%3A%2F%2Fxkcd.com%2F936%2F'
    3     1        INIT_FCALL                                               'str_split'
          2        SEND_VAR                                                 !0
          3        DO_ICALL                                         $3      
          4      > FE_RESET_R                                       $4      $3, ->14
          5    > > FE_FETCH_R                                               $4, !1, ->14
    4     6    >   CONCAT                                           ~5      !1, '+'
          7        INIT_FCALL                                               'chr'
          8        SEND_VAR                                                 !1
          9        DO_ICALL                                         $6      
         10        CONCAT                                           ~7      ~5, $6
         11        CONCAT                                           ~8      ~7, '+'
         12        ECHO                                                     ~8
    3    13      > JMP                                                      ->5
         14    >   FE_FREE                                                  $4
    7    15        ECHO                                                     '%0A'
         16      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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