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<?php $UA = "TeachMe-App v000003 Android 4.4.2 on generic"; $v = substr($UA, strpos($UA, "v"), strpos($UA, "v") + 6); print_r($v);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/u87KI
function name:  (null)
number of ops:  20
compiled vars:  !0 = $UA, !1 = $v
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, 'TeachMe-App+v000003+Android+4.4.2+on+generic'
    3     1        INIT_FCALL                                               'substr'
          2        SEND_VAR                                                 !0
          3        INIT_FCALL                                               'strpos'
          4        SEND_VAR                                                 !0
          5        SEND_VAL                                                 'v'
          6        DO_ICALL                                         $3      
          7        SEND_VAR                                                 $3
          8        INIT_FCALL                                               'strpos'
          9        SEND_VAR                                                 !0
         10        SEND_VAL                                                 'v'
         11        DO_ICALL                                         $4      
         12        ADD                                              ~5      $4, 6
         13        SEND_VAL                                                 ~5
         14        DO_ICALL                                         $6      
         15        ASSIGN                                                   !1, $6
    4    16        INIT_FCALL                                               'print_r'
         17        SEND_VAR                                                 !1
         18        DO_ICALL                                                 
         19      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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