3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $a = "abc\0def\0ghi"; var_dump(strlen($a));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/8VWAv
function name:  (null)
number of ops:  6
compiled vars:  !0 = $a
line     #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   2     0  E >   ASSIGN                                                   !0, 'abc%00def%00ghi'
   4     1        INIT_FCALL                                               'var_dump'
         2        STRLEN                                           ~2      !0
         3        SEND_VAL                                                 ~2
         4        DO_ICALL                                                 
         5      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 7.3.0