3v4l.org

run code in 300+ PHP versions simultaneously
<?php $test = "Hello I'm Joe! Hi I'm Jane!"; preg_match_all("/(H(ello|i)) I'm (.*?)!/i",$test,$n);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/vSPsD
function name:  (null)
number of ops:  7
compiled vars:  !0 = $test, !1 = $n
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, 'Hello+I%27m+Joe%21+Hi+I%27m+Jane%21'
    3     1        INIT_FCALL                                               'preg_match_all'
          2        SEND_VAL                                                 '%2F%28H%28ello%7Ci%29%29+I%27m+%28.%2A%3F%29%21%2Fi'
          3        SEND_VAR                                                 !0
          4        SEND_REF                                                 !1
          5        DO_ICALL                                                 
          6      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
152.57 ms | 1394 KiB | 15 Q