BP_Admin::display_version()

	public static function display_version() {

		// Use static variable to prevent recalculations.
		static $display = '';

		// Only calculate on first run.
		if ( '' === $display ) {

			// Get current version.
			$version = bp_get_version();

			// Check for prerelease hyphen.
			$pre     = strpos( $version, '-' );

			// Strip prerelease suffix.
			$display = ( false !== $pre )
				? substr( $version, 0, $pre )
				: $version;
		}

		// Done!
		return $display;
	}