wp_reset_vars( array $vars )

Source

File: wp-admin/includes/misc.php

function wp_reset_vars( $vars ) {
	foreach ( $vars as $var ) {
		if ( empty( $_POST[ $var ] ) ) {
			if ( empty( $_GET[ $var ] ) ) {
				$GLOBALS[ $var ] = '';
			} else {
				$GLOBALS[ $var ] = $_GET[ $var ];
			}
		} else {
			$GLOBALS[ $var ] = $_POST[ $var ];
		}
	}
}