filter_list
filter_list
(PHP 5 >= 5.2.0, PHP 7)
filter_list — Returns a list of all supported filters
Description
array filter_list ( void )
Return Values
Returns an array of names of all supported filters, empty array if there are no such filters. Indexes of this array are not filter IDs, they can be obtained with filter_id() from a name instead.
Examples
Example #1 A filter_list() example
<?php print_r(filter_list()); ?>
The above example will output something similar to:
Array
(
[0] => int
[1] => boolean
[2] => float
[3] => validate_regexp
[4] => validate_url
[5] => validate_email
[6] => validate_ip
[7] => string
[8] => stripped
[9] => encoded
[10] => special_chars
[11] => unsafe_raw
[12] => email
[13] => url
[14] => number_int
[15] => number_float
[16] => magic_quotes
[17] => callback
)
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Licensed under the Creative Commons Attribution License v3.0 or later.
https://secure.php.net/manual/en/function.filter-list.php
