3v4l.org

run code in 500+ PHP versions simultaneously
<?php $letters='ñéáóúí'; $letters=mb_str_split($letters)[0]; echo $letters; ?>
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/sG8nQ
function name:  (null)
number of ops:  8
compiled vars:  !0 = $letters
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                       !0, '%C3%B1%C3%A9%C3%A1%C3%B3%C3%BA%C3%AD'
    5     1        INIT_FCALL                                                   'mb_str_split'
          2        SEND_VAR                                                     !0
          3        DO_ICALL                                             $2      
          4        FETCH_DIM_R                                          ~3      $2, 0
          5        ASSIGN                                                       !0, ~3
    7     6        ECHO                                                         !0
    9     7      > RETURN                                                       1

Generated using Vulcan Logic Dumper, using php 8.5.0


preferences:
159.2 ms | 1847 KiB | 14 Q