Number
Count
lowercase
6
UPPERCASE
2543
Mixed
0
Number
Count
print
0
echo
65
printf
0
<?=
0
Number
Count
To the left
34
To the right
1677
Number
Count
die
0
exit
211
Number
Count
array()
988
[]
0
Number
Count
(unset)
0
unset( )
74
Number
Count
with ?>
2
without ?>
189
Number
Count
Bracketed
2458
Bracketless
7
Number
Count
className()
144
className
0
Number
Count
\n
102
PHP_EOL
1
Number
Count
`
2
!
2
)
2
#
72
|
16
/
124
Number
Count
Empty
8
Filled
980
Number
Count
!=
5
<>
1
Number
Count
concatenation
1535
string
20
Number
Count
strict types
0
relaxed types
191
Number
Count
&&, ||, ^
581
and, or, xor
602
Number
Count
shell_exec
1
exec
3
`backtick`
0
Number
Count
unique
711
multiple
1
Number
Count
strict
1597
relaxed
36
Number
Count
>
192
<
232
Number
Count
define
38
Number
Count
sensitive
38
insensitive
0
Number
Count
$e
9
Number
Count
bang
895
tilde
5
Number
Count
?
0
null
132
Number
Count
variable
0
${variable}
2
{$variable}
21
${ expr }
0
Number
Count
short
473
long
0