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<?php $result = preg_match('/^javascript:|css:/ ', '| You have {{ messages }} messages!'); print_r($result);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/5tk7W
function name:  (null)
number of ops:  9
compiled vars:  !0 = $result
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'preg_match'
          1        SEND_VAL                                                 '%2F%5Ejavascript%3A%7Ccss%3A%2F%0A'
    4     2        SEND_VAL                                                 '%7C+You+have+%7B%7B+messages+%7D%7D+messages%21'
          3        DO_ICALL                                         $1      
    3     4        ASSIGN                                                   !0, $1
    6     5        INIT_FCALL                                               'print_r'
          6        SEND_VAR                                                 !0
          7        DO_ICALL                                                 
          8      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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