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filter_list

filter_list

(PHP 5 >= 5.2.0)

filter_listReturns a list of all supported filters

说明

array filter_list ( void )

返回值

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.

范例

Example #1 A filter_list() example

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

以上例程的输出类似于:

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
)


  • filter_has_var
  • filter_id
  • filter_input
  • filter_input_array
  • filter_list
  • filter_var
  • filter_var_array
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