3v4l.org

run code in 300+ PHP versions simultaneously
<?php $originPiwikVisitorId = null; if (preg_match('/([0-9a-zA-Z]*)\..*/g', '3e5035da4a186908.1444637964.6.1445411285.1445411282.', $matches)) { $originPiwikVisitorId = array_pop($matches); } echo $originPiwikVisitorId;
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 7, Position 2 = 11
Branch analysis from position: 7
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 11
filename:       /in/KqXYW
function name:  (null)
number of ops:  13
compiled vars:  !0 = $originPiwikVisitorId, !1 = $matches
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, null
    4     1        INIT_FCALL                                               'preg_match'
          2        SEND_VAL                                                 '%2F%28%5B0-9a-zA-Z%5D%2A%29%5C..%2A%2Fg'
          3        SEND_VAL                                                 '3e5035da4a186908.1444637964.6.1445411285.1445411282.'
          4        SEND_REF                                                 !1
          5        DO_ICALL                                         $3      
          6      > JMPZ                                                     $3, ->11
    5     7    >   INIT_FCALL                                               'array_pop'
          8        SEND_REF                                                 !1
          9        DO_ICALL                                         $4      
         10        ASSIGN                                                   !0, $4
    8    11    >   ECHO                                                     !0
         12      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
171.64 ms | 1398 KiB | 17 Q