PHP 5.5.16 is released

filter_list

(PHP 5 >= 5.2.0)

filter_listReturns a list of all supported filters

Descrizione

array filter_list ( void )

Valori restituiti

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.

Esempi

Example #1 A filter_list() example

<?php
print_r
(filter_list());
?>

Il precedente esempio visualizzerĂ  qualcosa simile a:

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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User Contributed Notes 1 note

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2
vb dot jyoti at gmail dot com
6 years ago
<?php
echo "<pre>";
print_r(filter_list());
echo
"</pre>";
foreach (
filter_list() as $key => $value)
{
echo
"<br>".$key."=".$value.'='.filter_id($value);
}
?>

0=int=257
1=boolean=258
2=float=259
3=validate_regexp=272
4=validate_url=273
5=validate_email=274
6=validate_ip=275
7=string=513
8=stripped=513
9=encoded=514
10=special_chars=515
11=unsafe_raw=516
12=email=517
13=url=518
14=number_int=519
15=number_float=520
16=magic_quotes=521
17=callback=1024
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