3v4l.org

run code in 300+ PHP versions simultaneously
<?php $re = "/([<>=]+)([\\d\\.]+)/"; $str = "\n>=10,<10.65.4"; preg_match_all($re, $str, $matches); print_r($matches);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/9tec0
function name:  (null)
number of ops:  11
compiled vars:  !0 = $re, !1 = $str, !2 = $matches
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, '%2F%28%5B%3C%3E%3D%5D%2B%29%28%5B%5Cd%5C.%5D%2B%29%2F'
    3     1        ASSIGN                                                   !1, '%0A%3E%3D10%2C%3C10.65.4'
    5     2        INIT_FCALL                                               'preg_match_all'
          3        SEND_VAR                                                 !0
          4        SEND_VAR                                                 !1
          5        SEND_REF                                                 !2
          6        DO_ICALL                                                 
    7     7        INIT_FCALL                                               'print_r'
          8        SEND_VAR                                                 !2
          9        DO_ICALL                                                 
         10      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
170.73 ms | 1394 KiB | 17 Q