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<?php $user_agent = 'iPhone'; switch (TRUE) { case (stripos($user_agent, 'ipod') != FALSE); echo 'ipod'; break; case (stripos($user_agent, 'iphone') != FALSE); echo 'iphone'; break; default: echo 'nada'; }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 44) Position 1 = 7, Position 2 = 14
Branch analysis from position: 7
2 jumps found. (Code = 44) Position 1 = 13, Position 2 = 16
Branch analysis from position: 13
1 jumps found. (Code = 42) Position 1 = 18
Branch analysis from position: 18
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 16
1 jumps found. (Code = 42) Position 1 = 19
Branch analysis from position: 19
Branch analysis from position: 14
1 jumps found. (Code = 42) Position 1 = 19
Branch analysis from position: 19
filename:       /in/GXgGU
function name:  (null)
number of ops:  20
compiled vars:  !0 = $user_agent
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 'iPhone'
    5     1        INIT_FCALL                                               'stripos'
          2        SEND_VAR                                                 !0
          3        SEND_VAL                                                 'ipod'
          4        DO_ICALL                                         $3      
    4     5        BOOL                                             ~4      $3
          6      > JMPNZ                                                    ~4, ->14
    8     7    >   INIT_FCALL                                               'stripos'
          8        SEND_VAR                                                 !0
          9        SEND_VAL                                                 'iphone'
         10        DO_ICALL                                         $5      
         11        BOOL                                             ~6      $5
         12      > JMPNZ                                                    ~6, ->16
         13    > > JMP                                                      ->18
    6    14    >   ECHO                                                     'ipod'
    7    15      > JMP                                                      ->19
    9    16    >   ECHO                                                     'iphone'
   10    17      > JMP                                                      ->19
   12    18    >   ECHO                                                     'nada'
   13    19    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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