wp_loginout() WordPress Function

function wp_loginout( $redirect = '', $echo = true ) {
	if ( ! is_user_logged_in() ) {
		$link = '<a href="' . esc_url( wp_login_url( $redirect ) ) . '">' . __( 'Log in' ) . '</a>';
	} else {
		$link = '<a href="' . esc_url( wp_logout_url( $redirect ) ) . '">' . __( 'Log out' ) . '</a>';
	}

	if ( $echo ) {
		/**
		 * Filters the HTML output for the Log In/Log Out link.
		 *
		 * @since 1.5.0
		 *
		 * @param string $link The HTML link content.
		 */
		echo apply_filters( 'loginout', $link );
	} else {
		/** This filter is documented in wp-includes/general-template.php */
		return apply_filters( 'loginout', $link );
	}
}
Uses	Description
wp-includes/l10n.php:__()	Retrieve the translation of $text.
wp-includes/formatting.php:esc_url()	Checks and cleans a URL.
wp-includes/pluggable.php:is_user_logged_in()	Determines whether the current visitor is a logged in user.
wp-includes/general-template.php:wp_login_url()	Retrieves the login URL.
wp-includes/general-template.php:wp_logout_url()	Retrieves the logout URL.
wp-includes/general-template.php:loginout	Filters the HTML output for the Log In/Log Out link.
wp-includes/plugin.php:apply_filters()	Calls the callback functions that have been added to a filter hook.