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<?php $value = 'øøøøø'; var_dump(preg_match('/^[a-zA-ZåäöÅÄÖüÜéÉèÈêâÊÂëËæÆØø.,\' -]*$/u', $value));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Og13g
function name:  (null)
number of ops:  9
compiled vars:  !0 = $value
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, '%C3%B8%C3%B8%C3%B8%C3%B8%C3%B8'
    4     1        INIT_FCALL                                               'var_dump'
          2        INIT_FCALL                                               'preg_match'
          3        SEND_VAL                                                 '%2F%5E%5Ba-zA-Z%C3%A5%C3%A4%C3%B6%C3%85%C3%84%C3%96%C3%BC%C3%9C%C3%A9%C3%89%C3%A8%C3%88%C3%AA%C3%A2%C3%8A%C3%82%C3%AB%C3%8B%C3%A6%C3%86%C3%98%C3%B8.%2C%27+-%5D%2A%24%2Fu'
          4        SEND_VAR                                                 !0
          5        DO_ICALL                                         $2      
          6        SEND_VAR                                                 $2
          7        DO_ICALL                                                 
          8      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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156.27 ms | 1394 KiB | 17 Q