文字型変数の操作

character type support routines

Authors:	Yasuhiro MORIKAWA, Eizi TOYODA
Version:	$Id: dc_string.f90,v 1.16 2007/08/25 02:28:10 morikawa Exp $
Tag Name:	$Name: gt4f90io-20070827 $
Copyright:	Copyright (C) GFD Dennou Club, 2000-2005. All rights reserved.
License:	See COPYRIGHT

This file provides following module.