Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename: /in/2TSdI
function name: (null)
number of ops: 31
compiled vars: none
line #* E I O op fetch ext return operands
-------------------------------------------------------------------------------------
9 0 E > INIT_FCALL 'var_dump'
1 INIT_FCALL 'isgif'
2 SEND_VAL <array>
3 DO_FCALL 0 $0
4 SEND_VAR $0
5 DO_ICALL
10 6 INIT_FCALL 'var_dump'
7 INIT_FCALL 'isgif'
8 SEND_VAL <array>
9 DO_FCALL 0 $2
10 SEND_VAR $2
11 DO_ICALL
11 12 INIT_FCALL 'var_dump'
13 INIT_FCALL 'isgif'
14 SEND_VAL <array>
15 DO_FCALL 0 $4
16 SEND_VAR $4
17 DO_ICALL
12 18 INIT_FCALL 'var_dump'
19 INIT_FCALL 'isgif'
20 SEND_VAL 'test.gif'
21 DO_FCALL 0 $6
22 SEND_VAR $6
23 DO_ICALL
13 24 INIT_FCALL 'var_dump'
25 INIT_FCALL 'isgif'
26 SEND_VAL 'test.jpeg'
27 DO_FCALL 0 $8
28 SEND_VAR $8
29 DO_ICALL
30 > RETURN 1
Function isgif:
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 46) Position 1 = 3, Position 2 = 6
Branch analysis from position: 3
2 jumps found. (Code = 43) Position 1 = 7, Position 2 = 10
Branch analysis from position: 7
1 jumps found. (Code = 42) Position 1 = 11
Branch analysis from position: 11
2 jumps found. (Code = 46) Position 1 = 13, Position 2 = 16
Branch analysis from position: 13
2 jumps found. (Code = 46) Position 1 = 17, Position 2 = 26
Branch analysis from position: 17
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 26
Branch analysis from position: 16
Branch analysis from position: 10
2 jumps found. (Code = 46) Position 1 = 13, Position 2 = 16
Branch analysis from position: 13
Branch analysis from position: 16
Branch analysis from position: 6
filename: /in/2TSdI
function name: isGif
number of ops: 28
compiled vars: !0 = $url
line #* E I O op fetch ext return operands
-------------------------------------------------------------------------------------
3 0 E > RECV !0
4 1 TYPE_CHECK 128 ~1 !0
2 > JMPZ_EX ~1 ~1, ->6
3 > ISSET_ISEMPTY_CV ~2 !0
4 BOOL_NOT ~3 ~2
5 BOOL ~1 ~3
6 > > JMPZ ~1, ->10
7 > FETCH_DIM_R ~4 !0, 0
8 QM_ASSIGN ~5 ~4
9 > JMP ->11
10 > QM_ASSIGN ~5 !0
11 > ASSIGN !0, ~5
5 12 > JMPZ_EX ~7 !0, ->16
13 > STRLEN ~8 !0
14 IS_NOT_IDENTICAL ~9 ~8, 0
15 BOOL ~7 ~9
16 > > JMPZ_EX ~7 ~7, ->26
17 > INIT_FCALL 'strtolower'
18 INIT_FCALL 'substr'
19 SEND_VAR !0
20 SEND_VAL -4
21 DO_ICALL $10
22 SEND_VAR $10
23 DO_ICALL $11
24 IS_IDENTICAL ~12 $11, '.gif'
25 BOOL ~7 ~12
26 > > RETURN ~7
6 27* > RETURN null
End of function isgif
Generated using Vulcan Logic Dumper, using php 8.0.0