filter_input_array

PHP 5 >= 5.2.0, PHP 7, PHP 8

filter_input_array - Gets external variables and optionally filters them

Code Examples

Example #1 A filter_input_array example

Result: array(6) { ["product_id"]=> string(17) "libgd%3Cscript%3E" ["component"]=> array(1) { [0]=> int(10) } ["version"]=> string(6) "2.0.33" ["doesnotexist"]=> NULL ["testscalar"]=> int(2) ["testarray"]=> array(4) { [0]=> int(2) [1]=> int(23) [2]=> int(10) [3]=> int(12) } }

<?php
/* data actually came from POST
$_POST = array(
    'product_id' => 'libgd<script>',
    'component'  => array('10'),
    'version'    => '2.0.33',
    'testarray'  => array('2', '23', '10', '12'),
    'testscalar' => '2',
);
*/
$args = array(
    'product_id'   => FILTER_SANITIZE_ENCODED,
    'component'    => array('filter'    => FILTER_VALIDATE_INT,
                            'flags'     => FILTER_REQUIRE_ARRAY, 
                            'options'   => array('min_range' => 1, 'max_range' => 10)
                           ),
    'version'      => FILTER_SANITIZE_ENCODED,
    'doesnotexist' => FILTER_VALIDATE_INT,
    'testscalar'   => array(
                            'filter' => FILTER_VALIDATE_INT,
                            'flags'  => FILTER_REQUIRE_SCALAR,
                           ),
    'testarray'    => array(
                            'filter' => FILTER_VALIDATE_INT,
                            'flags'  => FILTER_REQUIRE_ARRAY,
                           )
);
$myinputs = filter_input_array(INPUT_POST, $args);
var_dump($myinputs);
echo "\n";

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PHP Version:

filter_input_array

Example #1 A filter_input_array example

Function filter_input_array:

Data Filtering Functions

Most used PHP functions