wp_list_filter() WP 1.0

Filters a list of objects, based on a set of key => value arguments.

No Hooks.

Return

Array. Array of found values.

Usage

wp_list_filter( $list, $args, $operator );

$list(array) (required)

An array of objects to filter.

$args(array)

An array of key => value arguments to match against each object.
Default: empty array

$operator(string)

The logical operation to perform. 'AND' means all elements from the array must match. 'OR' means only one element needs to match. 'NOT' means no elements may match.
Default: 'AND'

Code of wp list filter: wp-includes/functions.php ^{WP 5.2.1}

<?php
function wp_list_filter( $list, $args = array(), $operator = 'AND' ) {
	if ( ! is_array( $list ) ) {
		return array();
	}

	$util = new WP_List_Util( $list );
	return $util->filter( $args, $operator );
}

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