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<?php $content = 'singleline'; $content = preg_quote($content); $output = '<p>[@address|singleline]</p>'; $output = preg_replace('%(?<=@address|.)'.$content.'(?=[^\]\[]*\])%', "", $output); echo $output;
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Xi8N2
function name:  (null)
number of ops:  16
compiled vars:  !0 = $content, !1 = $output
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, 'singleline'
    3     1        INIT_FCALL                                               'preg_quote'
          2        SEND_VAR                                                 !0
          3        DO_ICALL                                         $3      
          4        ASSIGN                                                   !0, $3
    4     5        ASSIGN                                                   !1, '%3Cp%3E%5B%40address%7Csingleline%5D%3C%2Fp%3E'
    5     6        INIT_FCALL                                               'preg_replace'
          7        CONCAT                                           ~6      '%25%28%3F%3C%3D%40address%7C.%29', !0
          8        CONCAT                                           ~7      ~6, '%28%3F%3D%5B%5E%5C%5D%5C%5B%5D%2A%5C%5D%29%25'
          9        SEND_VAL                                                 ~7
         10        SEND_VAL                                                 ''
         11        SEND_VAR                                                 !1
         12        DO_ICALL                                         $8      
         13        ASSIGN                                                   !1, $8
    7    14        ECHO                                                     !1
         15      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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