c# - How to add special characters to tooltip using code behind? -


i adding tooltip aspxbuttonedit in code behind. works, special characters e.g. ↓ not rendered, instead text rendered. tried set encodehtml (true/ false) without effect.

any ideas?

try in aspx file

<asp:button id="btnedit" runat="server" text="btnedit" />

and in cs file

btnedit.tooltip = "↓";

it work


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