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<?php // Everything you enter here will be executed by our servers. Try it! $dirnameCss = 'amoi'; $content = "url('../../toto.jpg');"; $content = preg_match('/url\(("|\')?\.\//', $content); print_r($content); $content = preg_replace('/url\(("|\')?\.\//', 'url(\\1', $content); $content = preg_replace('/url\(("|\')?(?!(\'|"|)http)(?!(\'|"|)data)([^\/])/', 'url(\\1' . $dirnameCss . '/\\4', $content); echo $content;
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/4HFf5
function name:  (null)
number of ops:  26
compiled vars:  !0 = $dirnameCss, !1 = $content
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   ASSIGN                                                   !0, 'amoi'
    5     1        ASSIGN                                                   !1, 'url%28%27..%2F..%2Ftoto.jpg%27%29%3B'
    6     2        INIT_FCALL                                               'preg_match'
          3        SEND_VAL                                                 '%2Furl%5C%28%28%22%7C%27%29%3F%5C.%5C%2F%2F'
          4        SEND_VAR                                                 !1
          5        DO_ICALL                                         $4      
          6        ASSIGN                                                   !1, $4
    7     7        INIT_FCALL                                               'print_r'
          8        SEND_VAR                                                 !1
          9        DO_ICALL                                                 
    8    10        INIT_FCALL                                               'preg_replace'
         11        SEND_VAL                                                 '%2Furl%5C%28%28%22%7C%27%29%3F%5C.%5C%2F%2F'
         12        SEND_VAL                                                 'url%28%5C1'
         13        SEND_VAR                                                 !1
         14        DO_ICALL                                         $7      
         15        ASSIGN                                                   !1, $7
    9    16        INIT_FCALL                                               'preg_replace'
         17        SEND_VAL                                                 '%2Furl%5C%28%28%22%7C%27%29%3F%28%3F%21%28%27%7C%22%7C%29http%29%28%3F%21%28%27%7C%22%7C%29data%29%28%5B%5E%5C%2F%5D%29%2F'
   10    18        CONCAT                                           ~9      'url%28%5C1', !0
         19        CONCAT                                           ~10     ~9, '%2F%5C4'
         20        SEND_VAL                                                 ~10
         21        SEND_VAR                                                 !1
         22        DO_ICALL                                         $11     
    9    23        ASSIGN                                                   !1, $11
   11    24        ECHO                                                     !1
         25      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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