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<?php $str='175.160.166.8 - - [15/May/2013:22:07:55 +0800] "GET /downfile/975-2013.05.15-20.00.mp3 HTTP/1.1" 206 622360 "http://fm.jybox.net/" "Mozilla/5.0 (Linux; U; Android 4.0.3; zh-cn; Lenovo P700 Build/IML74K) AppleWebKit/533.1 (KHTML, like Gecko) Mobile Safari/533.1"'; preg_match_all('/([^\-]+)\.mp3', $str, $r); print_r($r);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/JK4p4
function name:  (null)
number of ops:  10
compiled vars:  !0 = $str, !1 = $r
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, '175.160.166.8+-+-+%5B15%2FMay%2F2013%3A22%3A07%3A55+%2B0800%5D+%22GET+%2Fdownfile%2F975-2013.05.15-20.00.mp3+HTTP%2F1.1%22+206+622360+%22http%3A%2F%2Ffm.jybox.net%2F%22+%22Mozilla%2F5.0+%28Linux%3B+U%3B+Android+4.0.3%3B+zh-cn%3B+Lenovo+P700+Build%2FIML74K%29+AppleWebKit%2F533.1+%28KHTML%2C+like+Gecko%29+Mobile+Safari%2F533.1%22'
    5     1        INIT_FCALL                                               'preg_match_all'
          2        SEND_VAL                                                 '%2F%28%5B%5E%5C-%5D%2B%29%5C.mp3'
          3        SEND_VAR                                                 !0
          4        SEND_REF                                                 !1
          5        DO_ICALL                                                 
    7     6        INIT_FCALL                                               'print_r'
          7        SEND_VAR                                                 !1
          8        DO_ICALL                                                 
          9      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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