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<?php echo sprintf('%d%%', (hexdec('e3')/hexdec('ff')) * 100);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/PGaK8
function name:  (null)
number of ops:  14
compiled vars:  none
line     #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   2     0  E >   INIT_FCALL                                               'sprintf'
         1        SEND_VAL                                                 '%25d%25%25'
         2        INIT_FCALL                                               'hexdec'
         3        SEND_VAL                                                 'e3'
         4        DO_ICALL                                         $0      
         5        INIT_FCALL                                               'hexdec'
         6        SEND_VAL                                                 'ff'
         7        DO_ICALL                                         $1      
         8        DIV                                              ~2      $0, $1
         9        MUL                                              ~3      ~2, 100
        10        SEND_VAL                                                 ~3
        11        DO_ICALL                                         $4      
        12        ECHO                                                     $4
        13      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 7.3.0