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<?php function f($req, $opt = null, ...$params) { $rr = '121245121245612121646212'; for ($i = 0; $i<2000; $i++) { $f = str_replace('12','', $rr); if($i%20 ===0 ) { echo $f; } } } f(1); f(1, 2); f(1, 2, 3); f(1, 2, 3, 4); f(1, 2, 3, 4, 5,6,7,8,9,10); ?>
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/TeHfZ
function name:  (null)
number of ops:  31
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   15     0  E >   INIT_FCALL                                               'f'
          1        SEND_VAL                                                 1
          2        DO_FCALL                                      0          
   16     3        INIT_FCALL                                               'f'
          4        SEND_VAL                                                 1
          5        SEND_VAL                                                 2
          6        DO_FCALL                                      0          
   17     7        INIT_FCALL                                               'f'
          8        SEND_VAL                                                 1
          9        SEND_VAL                                                 2
         10        SEND_VAL                                                 3
         11        DO_FCALL                                      0          
   18    12        INIT_FCALL                                               'f'
         13        SEND_VAL                                                 1
         14        SEND_VAL                                                 2
         15        SEND_VAL                                                 3
         16        SEND_VAL                                                 4
         17        DO_FCALL                                      0          
   19    18        INIT_FCALL                                               'f'
         19        SEND_VAL                                                 1
         20        SEND_VAL                                                 2
         21        SEND_VAL                                                 3
         22        SEND_VAL                                                 4
         23        SEND_VAL                                                 5
         24        SEND_VAL                                                 6
         25        SEND_VAL                                                 7
         26        SEND_VAL                                                 8
         27        SEND_VAL                                                 9
         28        SEND_VAL                                                 10
         29        DO_FCALL                                      0          
   20    30      > RETURN                                                   1

Function f:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 42) Position 1 = 17
Branch analysis from position: 17
2 jumps found. (Code = 44) Position 1 = 19, Position 2 = 6
Branch analysis from position: 19
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 6
2 jumps found. (Code = 43) Position 1 = 15, Position 2 = 16
Branch analysis from position: 15
2 jumps found. (Code = 44) Position 1 = 19, Position 2 = 6
Branch analysis from position: 19
Branch analysis from position: 6
Branch analysis from position: 16
filename:       /in/TeHfZ
function name:  f
number of ops:  20
compiled vars:  !0 = $req, !1 = $opt, !2 = $params, !3 = $rr, !4 = $i, !5 = $f
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   RECV                                             !0      
          1        RECV_INIT                                        !1      null
          2        RECV_VARIADIC                                    !2      
    4     3        ASSIGN                                                   !3, '121245121245612121646212'
    5     4        ASSIGN                                                   !4, 0
          5      > JMP                                                      ->17
    7     6    >   INIT_FCALL                                               'str_replace'
          7        SEND_VAL                                                 '12'
          8        SEND_VAL                                                 ''
          9        SEND_VAR                                                 !3
         10        DO_ICALL                                         $8      
         11        ASSIGN                                                   !5, $8
    8    12        MOD                                              ~10     !4, 20
         13        IS_IDENTICAL                                             ~10, 0
         14      > JMPZ                                                     ~11, ->16
   10    15    >   ECHO                                                     !5
    5    16    >   PRE_INC                                                  !4
         17    >   IS_SMALLER                                               !4, 2000
         18      > JMPNZ                                                    ~13, ->6
   13    19    > > RETURN                                                   null

End of function f

Generated using Vulcan Logic Dumper, using php 8.0.0


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