3v4l.org

run code in 300+ PHP versions simultaneously
<?php //строка $str = '12.07.1980 12.07 18.06.2000 18.06'; //подстрока $sub = '12.07'; var_dump(mb_strpos($str, $sub));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/DFdU0
function name:  (null)
number of ops:  10
compiled vars:  !0 = $str, !1 = $sub
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, '12.07.1980+12.07+18.06.2000+18.06'
    5     1        ASSIGN                                                   !1, '12.07'
    6     2        INIT_FCALL                                               'var_dump'
          3        INIT_FCALL                                               'mb_strpos'
          4        SEND_VAR                                                 !0
          5        SEND_VAR                                                 !1
          6        DO_ICALL                                         $4      
          7        SEND_VAR                                                 $4
          8        DO_ICALL                                                 
          9      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
165.12 ms | 1393 KiB | 17 Q