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<?php var_dump(mb_regex_set_options('ixmsplne')); var_dump(mb_ereg_replace('(h)', 'strtoupper("\\1")', 'hello', null));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/pXd41G
function name:  (null)
number of ops:  16
compiled vars:  none
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                                   'var_dump'
          1        INIT_FCALL                                                   'mb_regex_set_options'
          2        SEND_VAL                                                     'ixmsplne'
          3        DO_ICALL                                             $0      
          4        SEND_VAR                                                     $0
          5        DO_ICALL                                                     
    4     6        INIT_FCALL                                                   'var_dump'
          7        INIT_FCALL                                                   'mb_ereg_replace'
          8        SEND_VAL                                                     '%28h%29'
          9        SEND_VAL                                                     'strtoupper%28%22%5C1%22%29'
         10        SEND_VAL                                                     'hello'
         11        SEND_VAL                                                     null
         12        DO_ICALL                                             $2      
         13        SEND_VAR                                                     $2
         14        DO_ICALL                                                     
         15      > RETURN                                                       1

Generated using Vulcan Logic Dumper, using php 8.5.0


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