3v4l.org

run code in 500+ PHP versions simultaneously
<?php $str = "ABF965;CDE436;EAF873"; echo preg_replace('/[A-Za-z0-9]+/', 'N', $str);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/ZPpc4
function name:  (null)
number of ops:  5
compiled vars:  !0 = $str
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                       !0, 'ABF965%3BCDE436%3BEAF873'
    4     1        FRAMELESS_ICALL_3                preg_replace        ~2      '%2F%5BA-Za-z0-9%5D%2B%2F', 'N'
          2        OP_DATA                                                      !0
          3        ECHO                                                         ~2
          4      > RETURN                                                       1

Generated using Vulcan Logic Dumper, using php 8.5.0


preferences:
172.54 ms | 2134 KiB | 15 Q