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<?php echo mb_strtolower("ΚΑΛΗΣΠΕΡΑ ΣΑΣ", "UTF-8");
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/eYEWE
function name:  (null)
number of ops:  6
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'mb_strtolower'
          1        SEND_VAL                                                 '%CE%9A%CE%91%CE%9B%CE%97%CE%A3%CE%A0%CE%95%CE%A1%CE%91+%CE%A3%CE%91%CE%A3'
          2        SEND_VAL                                                 'UTF-8'
          3        DO_ICALL                                         $0      
          4        ECHO                                                     $0
          5      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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