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<?php $unsafeUserInput = 'a'; if (filter_var($unsafeUserInput, FILTER_VALIDATE_INT)) { $safeFilteredInput = (int) $unsafeUserInput; } else { throw new \Exception('Provide input must be integer type...'); } var_dump($safeFilteredInput);
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 6, Position 2 = 9
Branch analysis from position: 6
1 jumps found. (Code = 42) Position 1 = 13
Branch analysis from position: 13
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 9
1 jumps found. (Code = 108) Position 1 = -2
filename:       /in/smGn4
function name:  (null)
number of ops:  17
compiled vars:  !0 = $unsafeUserInput, !1 = $safeFilteredInput
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                       !0, 'a'
    5     1        INIT_FCALL                                                   'filter_var'
          2        SEND_VAR                                                     !0
          3        SEND_VAL                                                     257
          4        DO_ICALL                                             $3      
          5      > JMPZ                                                         $3, ->9
    6     6    >   CAST                                              4  ~4      !0
          7        ASSIGN                                                       !1, ~4
    5     8      > JMP                                                          ->13
    8     9    >   NEW                                                  $6      'Exception'
         10        SEND_VAL_EX                                                  'Provide+input+must+be+integer+type...'
         11        DO_FCALL                                          0          
         12      > THROW                                             0          $6
   12    13    >   INIT_FCALL                                                   'var_dump'
         14        SEND_VAR                                                     !1
         15        DO_ICALL                                                     
         16      > RETURN                                                       1

Generated using Vulcan Logic Dumper, using php 8.5.0


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