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<?php $tests = [ 'MAU120', 'MAUL345', 'MAUW23', ]; foreach ($tests as $test) { var_export(sscanf($test, '%[^0-9]%d')); echo "\n"; }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 2, Position 2 = 12
Branch analysis from position: 2
2 jumps found. (Code = 78) Position 1 = 3, Position 2 = 12
Branch analysis from position: 3
1 jumps found. (Code = 42) Position 1 = 2
Branch analysis from position: 2
Branch analysis from position: 12
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 12
filename:       /in/FC3cm
function name:  (null)
number of ops:  14
compiled vars:  !0 = $tests, !1 = $test
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    9     1      > FE_RESET_R                                       $3      !0, ->12
          2    > > FE_FETCH_R                                               $3, !1, ->12
   10     3    >   INIT_FCALL                                               'var_export'
          4        INIT_FCALL                                               'sscanf'
          5        SEND_VAR                                                 !1
          6        SEND_VAL                                                 '%25%5B%5E0-9%5D%25d'
          7        DO_ICALL                                         $4      
          8        SEND_VAR                                                 $4
          9        DO_ICALL                                                 
   11    10        ECHO                                                     '%0A'
    9    11      > JMP                                                      ->2
         12    >   FE_FREE                                                  $3
   12    13      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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