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<?php echo preg_replace('/%([0-9a-f]{2})/ie', 'chr(hexdec($1))', (string) "Industrial%2520%2526%2520Financial%2520Systems%252C%2520IFS%2520UK%2520Ltd");
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/F4esI
function name:  (null)
number of ops:  8
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'preg_replace'
          1        SEND_VAL                                                 '%2F%25%28%5B0-9a-f%5D%7B2%7D%29%2Fie'
          2        SEND_VAL                                                 'chr%28hexdec%28%241%29%29'
          3        CAST                                          6  ~0      'Industrial%252520%252526%252520Financial%252520Systems%25252C%252520IFS%252520UK%252520Ltd'
          4        SEND_VAL                                                 ~0
          5        DO_ICALL                                         $1      
          6        ECHO                                                     $1
          7      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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