PHP: filter_var - Manual

downloads | documentation | faq | getting help | mailing lists | reporting bugs | php.net sites | links | conferences | my php.net

search for in the

Firebird/InterBase filter_var_array

Last updated: Sat, 27 Jan 2007

view this page in

# filter_var

(no version information, might be only in CVS)

filter_var -- Filters a variable with a specified filter

## Описание

mixed filter_var ( mixed variable [, int filter [, mixed options]] )

## Список параметров

`variable`

  Value to filter, arrays are filtered recursively.

`filter`

  ID of a filter to use. Defaults to `FILTER_SANITIZE_STRING`.

`options`

  Associative array of options or bitwise disjunction of flags. If filter accepts options, flags can be provided in "flags" field of array. For the "callback" filter, callback type should be passed.

## Возвращаемые значения

Returns the filtered data, or `FALSE` if the filter fails.

## Примеры

Пример 1. A filter_var() example

`<?php var_dump(filter_var('bob@example.com', FILTER_VALIDATE_EMAIL)); var_dump(filter_var('example.com', FILTER_VALIDATE_URL, FILTER_FLAG_SCHEME_REQUIRED)); ?>`

Результат выполнения данного примера:

    string(15) "bob@example.com"
    bool(false)

## Смотрите также

filter_var_array()
filter_input()
filter_input_array()
информация о типе callback

add a note User Contributed Notes
filter_var
There are no user contributed notes for this page.
Firebird/InterBase filter_var_array

Last updated: Sat, 27 Jan 2007
show source | credits | stats | sitemap | contact | advertising | mirror sites
Copyright © 2001-2007 The PHP Group
All rights reserved.
This mirror generously provided by: Yahoo! Inc.
Last updated: Sat Mar 10 09:32:46 2007 PST