Note: FILTER_NULL_ON_FAILURE, FILTER_REQUIRE_SCALAR, FILTER_REQUIRE_ARRAY and FILTER_FORCE_ARRAY dont have prefix "FILTER_FLAG_" but they are FLAGS!
Folgende Konstanten werden von dieser Erweiterung definiert und stehen nur zur Verfügung, wenn die Erweiterung entweder statisch in PHP kompiliert oder dynamisch zur Laufzeit geladen wurde.
INPUT_POST
(int)
INPUT_GET
(int)
INPUT_ENV
(int)
INPUT_SERVER
(int)
INPUT_SESSION
(int)
INPUT_REQUEST
(int)
FILTER_FLAG_NONE
(int)
FILTER_REQUIRE_SCALAR
(int)
FILTER_REQUIRE_ARRAY
(int)
FILTER_FORCE_ARRAY
(int)
FILTER_NULL_ON_FAILURE
(int)
FILTER_VALIDATE_INT
(int)
FILTER_VALIDATE_BOOL
(int)
FILTER_VALIDATE_BOOLEAN
.
FILTER_VALIDATE_BOOLEAN
(int)
FILTER_VALIDATE_FLOAT
(int)
FILTER_VALIDATE_REGEXP
(int)
FILTER_VALIDATE_URL
(int)
FILTER_VALIDATE_DOMAIN
(int)
FILTER_VALIDATE_EMAIL
(int)
FILTER_VALIDATE_IP
(int)
FILTER_VALIDATE_MAC
(int)
FILTER_DEFAULT
(int)
FILTER_UNSAFE_RAW
.
FILTER_UNSAFE_RAW
(int)
FILTER_SANITIZE_STRING
(int)
FILTER_SANITIZE_STRIPPED
(int)
FILTER_SANITIZE_ENCODED
(int)
FILTER_SANITIZE_SPECIAL_CHARS
(int)
FILTER_SANITIZE_EMAIL
(int)
FILTER_SANITIZE_URL
(int)
FILTER_SANITIZE_NUMBER_INT
(int)
FILTER_SANITIZE_NUMBER_FLOAT
(int)
FILTER_SANITIZE_MAGIC_QUOTES
(int)
FILTER_SANITIZE_ADD_SLASHES
zu verwenden.)
FILTER_SANITIZE_ADD_SLASHES
(int)
FILTER_CALLBACK
(int)
FILTER_FLAG_ALLOW_OCTAL
(int)
0[0-7]+
) im "int"-Filter erlauben.
FILTER_FLAG_ALLOW_HEX
(int)
0x[0-9a-fA-F]+
) im "int"-Filter
erlauben.
FILTER_FLAG_STRIP_LOW
(int)
FILTER_FLAG_STRIP_HIGH
(int)
FILTER_FLAG_STRIP_BACKTICK
(int)
FILTER_FLAG_ENCODE_LOW
(int)
FILTER_FLAG_ENCODE_HIGH
(int)
FILTER_FLAG_ENCODE_AMP
(int)
&
kodieren.
FILTER_FLAG_NO_ENCODE_QUOTES
(int)
'
und "
nicht kodieren.
FILTER_FLAG_EMPTY_STRING_NULL
(int)
FILTER_FLAG_ALLOW_FRACTION
(int)
FILTER_FLAG_ALLOW_THOUSAND
(int)
,
) im "number_float"-Filter erlauben.
FILTER_FLAG_ALLOW_SCIENTIFIC
(int)
e
, E
) im
"number_float"-Filter erlauben.
FILTER_FLAG_PATH_REQUIRED
(int)
FILTER_FLAG_QUERY_REQUIRED
(int)
FILTER_FLAG_SCHEME_REQUIRED
(int)
FILTER_FLAG_HOST_REQUIRED
(int)
FILTER_FLAG_HOSTNAME
(int)
FILTER_FLAG_IPV4
(int)
FILTER_FLAG_IPV6
(int)
FILTER_FLAG_NO_RES_RANGE
(int)
FILTER_FLAG_NO_PRIV_RANGE
(int)
FILTER_FLAG_EMAIL_UNICODE
(int)
Note: FILTER_NULL_ON_FAILURE, FILTER_REQUIRE_SCALAR, FILTER_REQUIRE_ARRAY and FILTER_FORCE_ARRAY dont have prefix "FILTER_FLAG_" but they are FLAGS!
INPUT_REQUEST was implemented in PHP < 8 (it was equal to 99) but it was removed in PHP 8.0
While INPUT_SESSION,FILTER_SANITIZE_MAGIC_QUOTES,FILTER_FLAG_SCHEME_REQUIRED,FILTER_FLAG_HOST_REQUIRED and a few others were removed in PHP 8.0.
Rasmus added FILTER_SANITIZE_FULL_SPECIAL_CHARS to PHP 5.3.3. See
http://svn.php.net/viewvc/php/php-src/branches/PHP_5_3/
ext/filter/filter.c?r1=297245&r2=297244&pathrev=297245
His earlier commit to the PHP source code trunk commented that this "Added the full htmlspecialchars() functionality which includes utf-8 validation as a default filter."