3v4l.org

run code in 500+ PHP versions simultaneously
<?php $string = ' S:/domains/account.site.com S:/domains/support.site.com S:/domains/company.site.com S:/domains/forum.site.com '; echo preg_replace('/S:\/domains\/\K[^\.]+\.(?=site\.com)/', '', $string);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/ZoeJZ
function name:  (null)
number of ops:  5
compiled vars:  !0 = $string
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                       !0, '%0A++++S%3A%2Fdomains%2Faccount.site.com%0A++++S%3A%2Fdomains%2Fsupport.site.com%0A++++S%3A%2Fdomains%2Fcompany.site.com%0A++++S%3A%2Fdomains%2Fforum.site.com%0A'
   10     1        FRAMELESS_ICALL_3                preg_replace        ~2      '%2FS%3A%5C%2Fdomains%5C%2F%5CK%5B%5E%5C.%5D%2B%5C.%28%3F%3Dsite%5C.com%29%2F', ''
          2        OP_DATA                                                      !0
          3        ECHO                                                         ~2
          4      > RETURN                                                       1

Generated using Vulcan Logic Dumper, using php 8.5.0


preferences:
230.38 ms | 1525 KiB | 8 Q