AutoComplete control value can be selected by using its key value from code behind. This enables you to select a unique item when there are multiple items with the same Text value.
To select the AutoComplete TextBox value from code behind by using its Key value, you can use the SelectValueByKey property. By passing the corresponding Key value in the SelectValueByKey property, the Value is selected in the AutoComplete TextBox accordingly.
Note: The SelectValueByKey property can also be set from the ASPX page.
This page will automatically be redirected to the sign-in page in 10 seconds.