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<?php var_dump( preg_match(sprintf('/^%s$/', preg_quote(mb_strtolower('retaining loyalty wheel(s) issued'))), mb_strtolower('retaining loyalty wheel(s) issued')) ); var_dump(sprintf('retaining loyalty wheel\(s\) issued'));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/dBBEa
function name:  (null)
number of ops:  21
compiled vars:  none
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    2     0  E >   INIT_FCALL                                                   'var_dump'
    3     1        INIT_FCALL                                                   'preg_quote'
          2        INIT_FCALL                                                   'mb_strtolower'
          3        SEND_VAL                                                     'retaining+loyalty+wheel%28s%29+issued'
          4        DO_ICALL                                             $0      
          5        SEND_VAR                                                     $0
          6        DO_ICALL                                             $1      
          7        ROPE_INIT                                         3  ~3      '%2F%5E'
          8        ROPE_ADD                                          1  ~3      ~3, $1
          9        ROPE_END                                          2  ~2      ~3, '%24%2F'
         10        INIT_FCALL                                                   'mb_strtolower'
         11        SEND_VAL                                                     'retaining+loyalty+wheel%28s%29+issued'
         12        DO_ICALL                                             $5      
         13        FRAMELESS_ICALL_2                preg_match          ~6      ~2, $5
         14        SEND_VAL                                                     ~6
    2    15        DO_ICALL                                                     
    6    16        INIT_FCALL                                                   'var_dump'
         17        NOP                                                          
         18        SEND_VAL                                                     'retaining+loyalty+wheel%5C%28s%5C%29+issued'
         19        DO_ICALL                                                     
         20      > RETURN                                                       1

Generated using Vulcan Logic Dumper, using php 8.5.0


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