Inserting text into the filtext box of the devexpress grid

i have a devexpress grid being used in web application with asp.net & c#.net? the grid has filter text box for each column .the problem is that i just want to inject a text in to all filtertext box of the devexpress开发者_JAVA百科 grid columns when the grid is loaded for the first time?

how can i do that

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Maybe this is what you are looking for

ASPxGridView1.AutoFilterByColumn(ASPxGridView1.Columns["yourColumnName"], "%searchValue");
ASPxGridView1.SettingsText.Title = ASPxGridView1.FilterExpression;