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<?php $t = 'OI'; echo "<script>alert(\"$t\");</script>" ;
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/bVv4E
function name:  (null)
number of ops:  6
compiled vars:  !0 = $t
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, 'OI'
    3     1        ROPE_INIT                                     3  ~3      '%3Cscript%3Ealert%28%22'
          2        ROPE_ADD                                      1  ~3      ~3, !0
          3        ROPE_END                                      2  ~2      ~3, '%22%29%3B%3C%2Fscript%3E'
          4        ECHO                                                     ~2
          5      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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