3v4l.org

run code in 300+ PHP versions simultaneously
<?php $result = (preg_match("/^\/[A-Za-z]*$/", $result[$i]['page'])); var_dump($result);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/UTo2p
function name:  (null)
number of ops:  11
compiled vars:  !0 = $result, !1 = $i
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   INIT_FCALL                                               'preg_match'
          1        SEND_VAL                                                 '%2F%5E%5C%2F%5BA-Za-z%5D%2A%24%2F'
          2        FETCH_DIM_R                                      ~2      !0, !1
          3        FETCH_DIM_R                                      ~3      ~2, 'page'
          4        SEND_VAL                                                 ~3
          5        DO_ICALL                                         $4      
          6        ASSIGN                                                   !0, $4
    3     7        INIT_FCALL                                               'var_dump'
          8        SEND_VAR                                                 !0
          9        DO_ICALL                                                 
         10      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
145.17 ms | 1394 KiB | 17 Q