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<?php $text = "http://www.google.com/\\r\\nhttp://www.google.com/\r\nhttp://www.google.com/"; preg_match_all("/(http|ftp)+(s)?:(\/\/)((\w|\.|\-)+)(\/)?(\S)+/",$text,$matches); print_r($matches[0]);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/1eGXq
function name:  (null)
number of ops:  11
compiled vars:  !0 = $text, !1 = $matches
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, 'http%3A%2F%2Fwww.google.com%2F%5Cr%5Cnhttp%3A%2F%2Fwww.google.com%2F%0D%0Ahttp%3A%2F%2Fwww.google.com%2F'
    3     1        INIT_FCALL                                               'preg_match_all'
          2        SEND_VAL                                                 '%2F%28http%7Cftp%29%2B%28s%29%3F%3A%28%5C%2F%5C%2F%29%28%28%5Cw%7C%5C.%7C%5C-%29%2B%29%28%5C%2F%29%3F%28%5CS%29%2B%2F'
          3        SEND_VAR                                                 !0
          4        SEND_REF                                                 !1
          5        DO_ICALL                                                 
    4     6        INIT_FCALL                                               'print_r'
          7        FETCH_DIM_R                                      ~4      !1, 0
          8        SEND_VAL                                                 ~4
          9        DO_ICALL                                                 
         10      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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