Filter flags
Przykłady
Filter
PHP Manual

# Stałe predefiniowane

Poniższe stałe są zdefiniowane w tym rozszerzeniu i stają się dostępne, gdy rozszerzenie jest dokompilowane z PHP, lub załadowane dynamicznie przy starcie.

`INPUT_POST` ( integer )
  POST variables.
`INPUT_GET` ( integer )
  GET variables.
`INPUT_COOKIE` ( integer )
  COOKIE variables.
`INPUT_ENV` ( integer )
  ENV variables.
`INPUT_SERVER` ( integer )
  SERVER variables.
`INPUT_SESSION` ( integer )
  SESSION variables. (not implemented yet)
`INPUT_REQUEST` ( integer )
  REQUEST variables. (not implemented yet)
`FILTER_FLAG_NONE` ( integer )
  No flags.
`FILTER_REQUIRE_SCALAR` ( integer )
  Flag used to require scalar as input
`FILTER_REQUIRE_ARRAY` ( integer )
  Require an array as input.
`FILTER_FORCE_ARRAY` ( integer )
  Always returns an array.
`FILTER_NULL_ON_FAILURE` ( integer )
  Use NULL instead of FALSE on failure.
`FILTER_VALIDATE_INT` ( integer )
  ID of "int" filter.
`FILTER_VALIDATE_BOOLEAN` ( integer )
  ID of "boolean" filter.
`FILTER_VALIDATE_FLOAT` ( integer )
  ID of "float" filter.
`FILTER_VALIDATE_REGEXP` ( integer )
  ID of "validate_regexp" filter.
`FILTER_VALIDATE_URL` ( integer )
  ID of "validate_url" filter.
`FILTER_VALIDATE_EMAIL` ( integer )
  ID of "validate_email" filter.
`FILTER_VALIDATE_IP` ( integer )
  ID of "validate_ip" filter.
`FILTER_DEFAULT` ( integer )
  ID of default ("string") filter.
`FILTER_UNSAFE_RAW` ( integer )
  ID of "unsafe_raw" filter.
`FILTER_SANITIZE_STRING` ( integer )
  ID of "string" filter.
`FILTER_SANITIZE_STRIPPED` ( integer )
  ID of "stripped" filter.
`FILTER_SANITIZE_ENCODED` ( integer )
  ID of "encoded" filter.
`FILTER_SANITIZE_SPECIAL_CHARS` ( integer )
  ID of "special_chars" filter.
`FILTER_SANITIZE_EMAIL` ( integer )
  ID of "email" filter.
`FILTER_SANITIZE_URL` ( integer )
  ID of "url" filter.
`FILTER_SANITIZE_NUMBER_INT` ( integer )
  ID of "number_int" filter.
`FILTER_SANITIZE_NUMBER_FLOAT` ( integer )
  ID of "number_float" filter.
`FILTER_SANITIZE_MAGIC_QUOTES` ( integer )
  ID of "magic_quotes" filter.
`FILTER_CALLBACK` ( integer )
  ID of "callback" filter.
`FILTER_FLAG_ALLOW_OCTAL` ( integer )
  Allow octal notation (0[0-7]+) in "int" filter.
`FILTER_FLAG_ALLOW_HEX` ( integer )
  Allow hex notation (0x[0-9a-fA-F]+) in "int" filter.
`FILTER_FLAG_STRIP_LOW` ( integer )
  Strip characters with ASCII value less than 32.
`FILTER_FLAG_STRIP_HIGH` ( integer )
  Strip characters with ASCII value greater than 127.
`FILTER_FLAG_ENCODE_LOW` ( integer )
  Encode characters with ASCII value less than 32.
`FILTER_FLAG_ENCODE_HIGH` ( integer )
  Encode characters with ASCII value greater than 127.
`FILTER_FLAG_ENCODE_AMP` ( integer )
  Encode &.
`FILTER_FLAG_NO_ENCODE_QUOTES` ( integer )
  Don't encode ' and ".
`FILTER_FLAG_EMPTY_STRING_NULL` ( integer )
  (No use for now.)
`FILTER_FLAG_ALLOW_FRACTION` ( integer )
  Allow fractional part in "number_float" filter.
`FILTER_FLAG_ALLOW_THOUSAND` ( integer )
  Allow thousand separator (,) in "number_float" filter.
`FILTER_FLAG_ALLOW_SCIENTIFIC` ( integer )
  Allow scientific notation (e, E) in "number_float" filter.
`FILTER_FLAG_SCHEME_REQUIRED` ( integer )
  Require scheme in "validate_url" filter.
`FILTER_FLAG_HOST_REQUIRED` ( integer )
  Require host in "validate_url" filter.
`FILTER_FLAG_PATH_REQUIRED` ( integer )
  Require path in "validate_url" filter.
`FILTER_FLAG_QUERY_REQUIRED` ( integer )
  Require query in "validate_url" filter.
`FILTER_FLAG_IPV4` ( integer )
  Allow only IPv4 address in "validate_ip" filter.
`FILTER_FLAG_IPV6` ( integer )
  Allow only IPv6 address in "validate_ip" filter.
`FILTER_FLAG_NO_RES_RANGE` ( integer )
  Deny reserved addresses in "validate_ip" filter.
`FILTER_FLAG_NO_PRIV_RANGE` ( integer )
  Deny private addresses in "validate_ip" filter.

Filter flags
Przykłady
Filter
PHP Manual