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<?php $style="oollla<style>vvvv</style>0000"; echo preg_replace("%<style(.*?)=(.*?)(\'|\")(.+?)(\'|\")(.*?)>%i", "<img\$1\$7>", $style); ?>
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/T05dO
function name:  (null)
number of ops:  8
compiled vars:  !0 = $style
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 'oollla%3Cstyle%3Evvvv%3C%2Fstyle%3E0000'
    4     1        INIT_FCALL                                               'preg_replace'
          2        SEND_VAL                                                 '%25%3Cstyle%28.%2A%3F%29%3D%28.%2A%3F%29%28%5C%27%7C%22%29%28.%2B%3F%29%28%5C%27%7C%22%29%28.%2A%3F%29%3E%25i'
          3        SEND_VAL                                                 '%3Cimg%241%247%3E'
          4        SEND_VAR                                                 !0
          5        DO_ICALL                                         $2      
          6        ECHO                                                     $2
    6     7      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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