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Utility (C++) : ウィキペディア英語版 | Utility (C++)
is a header file in the C++ Standard Library. This file has two key components: *, a namespace containing set of templates which define default behavior for the relational operators , , , and between objects of the same type, based on user-defined operators and . *, a container template which holds two member objects ( and ) of arbitrary type(s). Additionally, the header defines default relational operators for s which have both types in common. ==rel_ops== GCC′s implementation declares the namespace (nested within ) in the following manner: 〔Copyright (C) 2001, 2002, 2004, 2005, 2008 Free Software Foundation, Inc.; available under the GNU General Public License, version 3 and later. Documentation available online at 〕
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