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<?php $string ='öl??lö aßßhda äödasdas'; var_dump(preg_split('/\s+/', $areaName)); var_dump(preg_split('/\s+/u', $areaName));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/oXHoG
function name:  (null)
number of ops:  16
compiled vars:  !0 = $string, !1 = $areaName
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, '%C3%B6l%3F%3Fl%C3%B6++a%C3%9F%C3%9Fhda++%C3%A4%C3%B6dasdas'
    3     1        INIT_FCALL                                               'var_dump'
          2        INIT_FCALL                                               'preg_split'
          3        SEND_VAL                                                 '%2F%5Cs%2B%2F'
          4        SEND_VAR                                                 !1
          5        DO_ICALL                                         $3      
          6        SEND_VAR                                                 $3
          7        DO_ICALL                                                 
    4     8        INIT_FCALL                                               'var_dump'
          9        INIT_FCALL                                               'preg_split'
         10        SEND_VAL                                                 '%2F%5Cs%2B%2Fu'
         11        SEND_VAR                                                 !1
         12        DO_ICALL                                         $5      
         13        SEND_VAR                                                 $5
         14        DO_ICALL                                                 
         15      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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