Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 7, Position 2 = 14
Branch analysis from position: 7
1 jumps found. (Code = 42) Position 1 = 15
Branch analysis from position: 15
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 14
1 jumps found. (Code = 79) Position 1 = -2
filename: /in/aD2WN
function name: (null)
number of ops: 16
compiled vars: !0 = $isbn
line #* E I O op fetch ext return operands
-------------------------------------------------------------------------------------
14 0 E > INIT_FCALL 'checkisbn'
1 FETCH_R global ~1 '_GET'
2 FETCH_DIM_R ~2 ~1, 'isbn'
3 ASSIGN ~3 !0, ~2
4 SEND_VAL ~3
5 DO_FCALL 0 $4
6 > JMPZ $4, ->14
15 7 > INIT_FCALL 'header'
8 FETCH_R global ~5 '_GET'
9 FETCH_DIM_R ~6 ~5, 'isbn'
10 CONCAT ~7 'Location%3A+http%3A%2F%2Fad.zanox.com%2Fppc%2F%3F22806504C1206851698T%26ULP%3D', ~6
11 SEND_VAL ~7
12 DO_ICALL
13 > JMP ->15
17 14 > > EXIT 'Fehlerhafte+ISBN'
19 15 > > RETURN 1
Function checkisbn:
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 74, Position 2 = 75
Branch analysis from position: 74
2 jumps found. (Code = 43) Position 1 = 77, Position 2 = 78
Branch analysis from position: 77
2 jumps found. (Code = 43) Position 1 = 85, Position 2 = 87
Branch analysis from position: 85
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 87
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 78
Branch analysis from position: 75
filename: /in/aD2WN
function name: checkisbn
number of ops: 89
compiled vars: !0 = $isbn, !1 = $isbn10, !2 = $checkdigit
line #* E I O op fetch ext return operands
-------------------------------------------------------------------------------------
2 0 E > RECV !0
3 1 INIT_FCALL_BY_NAME 'ereg_replace'
2 SEND_VAL_EX '%5B%5E0-9X%5D'
3 SEND_VAL_EX ''
4 SEND_VAR_EX !0
5 DO_FCALL 0 $3
6 ASSIGN !1, $3
4 7 INIT_FCALL 'substr'
8 SEND_VAR !1
9 SEND_VAL 0
10 SEND_VAL 1
11 DO_ICALL $5
12 MUL ~6 $5, 10
13 INIT_FCALL 'substr'
14 SEND_VAR !1
15 SEND_VAL 1
16 SEND_VAL 1
17 DO_ICALL $7
18 MUL ~8 $7, 9
19 ADD ~9 ~6, ~8
20 INIT_FCALL 'substr'
21 SEND_VAR !1
22 SEND_VAL 2
23 SEND_VAL 1
24 DO_ICALL $10
25 MUL ~11 $10, 8
26 ADD ~12 ~9, ~11
27 INIT_FCALL 'substr'
28 SEND_VAR !1
29 SEND_VAL 3
30 SEND_VAL 1
31 DO_ICALL $13
32 MUL ~14 $13, 7
33 ADD ~15 ~12, ~14
34 INIT_FCALL 'substr'
35 SEND_VAR !1
36 SEND_VAL 4
37 SEND_VAL 1
38 DO_ICALL $16
39 MUL ~17 $16, 6
40 ADD ~18 ~15, ~17
41 INIT_FCALL 'substr'
42 SEND_VAR !1
43 SEND_VAL 5
44 SEND_VAL 1
45 DO_ICALL $19
46 MUL ~20 $19, 5
47 ADD ~21 ~18, ~20
48 INIT_FCALL 'substr'
49 SEND_VAR !1
50 SEND_VAL 6
51 SEND_VAL 1
52 DO_ICALL $22
53 MUL ~23 $22, 4
54 ADD ~24 ~21, ~23
55 INIT_FCALL 'substr'
56 SEND_VAR !1
57 SEND_VAL 7
58 SEND_VAL 1
59 DO_ICALL $25
60 MUL ~26 $25, 3
61 ADD ~27 ~24, ~26
62 INIT_FCALL 'substr'
63 SEND_VAR !1
64 SEND_VAL 8
65 SEND_VAL 1
66 DO_ICALL $28
67 MUL ~29 $28, 2
68 ADD ~30 ~27, ~29
69 MOD ~31 ~30, 11
70 SUB ~32 11, ~31
71 ASSIGN !2, ~32
5 72 IS_EQUAL !2, 10
73 > JMPZ ~34, ->75
74 > ASSIGN !2, 'X'
6 75 > IS_EQUAL !2, 11
76 > JMPZ ~36, ->78
77 > ASSIGN !2, 0
7 78 > INIT_FCALL 'substr'
79 SEND_VAR !1
80 SEND_VAL 9
81 SEND_VAL 1
82 DO_ICALL $38
83 IS_EQUAL !2, $38
84 > JMPZ ~39, ->87
8 85 > > RETURN <true>
86* JMP ->88
10 87 > > RETURN <false>
12 88* > RETURN null
End of function checkisbn
Generated using Vulcan Logic Dumper, using php 8.0.0