3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = 'Room Service from 6:30 to 9:30'; echo strpos('room service',strtolower($str));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/XW0oH
function name:  (null)
number of ops:  10
compiled vars:  !0 = $str
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 'Room+Service+from+6%3A30+to+9%3A30'
    4     1        INIT_FCALL                                               'strpos'
          2        SEND_VAL                                                 'room+service'
          3        INIT_FCALL                                               'strtolower'
          4        SEND_VAR                                                 !0
          5        DO_ICALL                                         $2      
          6        SEND_VAR                                                 $2
          7        DO_ICALL                                         $3      
          8        ECHO                                                     $3
          9      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
168.07 ms | 1385 KiB | 17 Q