3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(mb_check_encoding("싏̏ljޅӋɠމӔي LˏǏ̘", "ASCII"));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/pKhh5
function name:  (null)
number of ops:  8
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   INIT_FCALL                                               'var_dump'
          1        INIT_FCALL                                               'mb_check_encoding'
          2        SEND_VAL                                                 '%EC%8B%8F%CC%8F%C7%89%DE%85%D3%8B%C9%A0%DE%89%D3%94%D9%8A+L%CB%8F%C7%8F%CC%98'
          3        SEND_VAL                                                 'ASCII'
          4        DO_ICALL                                         $0      
          5        SEND_VAR                                                 $0
          6        DO_ICALL                                                 
          7      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
173.7 ms | 1398 KiB | 17 Q