Vadim Zeitlin 2dc7764675 function HasValue() added ... git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@44 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775		1998-05-27 23:18:16 +00:00
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wx	function HasValue() added	1998-05-27 23:18:16 +00:00