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<?php var_dump(preg_quote("http://grenade.dev/", "/")); var_dump(preg_replace("/(http:\/\/grenade\.dev\/)(?:uk)?/", "http://grenade.dev/eu", "http://grenade.dev/")); var_dump(preg_replace("/(http:\/\/grenade\.dev\/)(?:uk)?/", "http://grenade.dev/eu", "http://grenade.dev/uk")); var_dump(preg_replace("/(http:\/\/grenade\.dev\/)(?:uk)?/", "http://grenade.dev/eu", "http://grenade.dev/uk/some-page"));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/nbqE7
function name:  (null)
number of ops:  32
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'var_dump'
          1        INIT_FCALL                                               'preg_quote'
          2        SEND_VAL                                                 'http%3A%2F%2Fgrenade.dev%2F'
          3        SEND_VAL                                                 '%2F'
          4        DO_ICALL                                         $0      
          5        SEND_VAR                                                 $0
          6        DO_ICALL                                                 
    5     7        INIT_FCALL                                               'var_dump'
          8        INIT_FCALL                                               'preg_replace'
          9        SEND_VAL                                                 '%2F%28http%3A%5C%2F%5C%2Fgrenade%5C.dev%5C%2F%29%28%3F%3Auk%29%3F%2F'
         10        SEND_VAL                                                 'http%3A%2F%2Fgrenade.dev%2Feu'
         11        SEND_VAL                                                 'http%3A%2F%2Fgrenade.dev%2F'
         12        DO_ICALL                                         $2      
         13        SEND_VAR                                                 $2
         14        DO_ICALL                                                 
    6    15        INIT_FCALL                                               'var_dump'
         16        INIT_FCALL                                               'preg_replace'
         17        SEND_VAL                                                 '%2F%28http%3A%5C%2F%5C%2Fgrenade%5C.dev%5C%2F%29%28%3F%3Auk%29%3F%2F'
         18        SEND_VAL                                                 'http%3A%2F%2Fgrenade.dev%2Feu'
         19        SEND_VAL                                                 'http%3A%2F%2Fgrenade.dev%2Fuk'
         20        DO_ICALL                                         $4      
         21        SEND_VAR                                                 $4
         22        DO_ICALL                                                 
    7    23        INIT_FCALL                                               'var_dump'
         24        INIT_FCALL                                               'preg_replace'
         25        SEND_VAL                                                 '%2F%28http%3A%5C%2F%5C%2Fgrenade%5C.dev%5C%2F%29%28%3F%3Auk%29%3F%2F'
         26        SEND_VAL                                                 'http%3A%2F%2Fgrenade.dev%2Feu'
         27        SEND_VAL                                                 'http%3A%2F%2Fgrenade.dev%2Fuk%2Fsome-page'
         28        DO_ICALL                                         $6      
         29        SEND_VAR                                                 $6
         30        DO_ICALL                                                 
         31      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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