3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = strtolower("Ä"); echo str_replace(array("Ä"), array("ä"), $str);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/aU074
function name:  (null)
number of ops:  11
compiled vars:  !0 = $str
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    1     0  E >   INIT_FCALL                                               'strtolower'
          1        SEND_VAL                                                 '%C3%84'
          2        DO_ICALL                                         $1      
          3        ASSIGN                                                   !0, $1
          4        INIT_FCALL                                               'str_replace'
          5        SEND_VAL                                                 <array>
          6        SEND_VAL                                                 <array>
          7        SEND_VAR                                                 !0
          8        DO_ICALL                                         $3      
          9        ECHO                                                     $3
         10      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
150.49 ms | 1394 KiB | 17 Q