3v4l.org

run code in 300+ PHP versions simultaneously
<?php preg_match("%[=~]|<[>=]%", "test");
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/eFVgA
function name:  (null)
number of ops:  5
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'preg_match'
          1        SEND_VAL                                                 '%25%5B%3D%7E%5D%7C%3C%5B%3E%3D%5D%25'
          2        SEND_VAL                                                 'test'
          3        DO_ICALL                                                 
          4      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
150.57 ms | 1393 KiB | 15 Q