The ToolStripMenuItem visible value always false

http://social.msdn.microsoft.com/Forums/vstudio/en-US/8cf60e57-6d97-43c6-bb3a-394b9bf130af/the-toolstripmenuitem-visible-value-always-false?forum=csharpgeneral

use

ToolStripMenuItem.Available

property instead of

ToolStripMenuItem.Visible
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原文地址：https://www.cnblogs.com/xiangniu/p/3431934.html