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<?php $subject="<p>{{name}}</p>"; $pattern="/<p>{{\K.+?(?=}}<\/p>)/"; $success = preg_match($pattern, $subject, $match); var_dump($match); $subject = "test <h1>test</h1><p></p><p>{{name}}</p> <p>{{te{}}st}}</p>"; $success = preg_match_all($pattern, $subject, $match); var_dump($match);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Q8NH0
function name:  (null)
number of ops:  22
compiled vars:  !0 = $subject, !1 = $pattern, !2 = $success, !3 = $match
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, '%3Cp%3E%7B%7Bname%7D%7D%3C%2Fp%3E'
    4     1        ASSIGN                                                   !1, '%2F%3Cp%3E%7B%7B%5CK.%2B%3F%28%3F%3D%7D%7D%3C%5C%2Fp%3E%29%2F'
    6     2        INIT_FCALL                                               'preg_match'
          3        SEND_VAR                                                 !1
          4        SEND_VAR                                                 !0
          5        SEND_REF                                                 !3
          6        DO_ICALL                                         $6      
          7        ASSIGN                                                   !2, $6
    7     8        INIT_FCALL                                               'var_dump'
          9        SEND_VAR                                                 !3
         10        DO_ICALL                                                 
   10    11        ASSIGN                                                   !0, 'test+%3Ch1%3Etest%3C%2Fh1%3E%3Cp%3E%3C%2Fp%3E%3Cp%3E%7B%7Bname%7D%7D%3C%2Fp%3E+%3Cp%3E%7B%7Bte%7B%7D%7Dst%7D%7D%3C%2Fp%3E'
   11    12        INIT_FCALL                                               'preg_match_all'
         13        SEND_VAR                                                 !1
         14        SEND_VAR                                                 !0
         15        SEND_REF                                                 !3
         16        DO_ICALL                                         $10     
         17        ASSIGN                                                   !2, $10
   13    18        INIT_FCALL                                               'var_dump'
         19        SEND_VAR                                                 !3
         20        DO_ICALL                                                 
         21      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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