WordPress at a glance
function is not described

get_page() WP 1.5.1

Deprecated in 3.5.0. It is no longer supported and can be removed in future releases. Use get_post() instead.

Retrieves page data given a page ID or page object.

Use get_post() instead of get_page().

No Hooks.

Return

WP_Post/Array/null. WP_Post (or array) on success, or null on failure.

Usage

get_page( $page, $output, $filter );
$page(mixed) (required)
Page object or page ID. Passed by reference.
$output(string)
The required return type. One of OBJECT, ARRAY_A, or ARRAY_N, which correspond to a WP_Post object, an associative array, or a numeric array, respectively.
Default: OBJECT
$filter(string)
How the return value should be filtered. Accepts 'raw', 'edit', 'db', 'display'.
Default: 'raw'

Code of get page: wp-includes/post.php VER 5.1.1

<?php
function get_page( $page, $output = OBJECT, $filter = 'raw' ) {
	return get_post( $page, $output, $filter );
}