Autocomplete Textbox using C#.net Sqlserver Database

[@ComputerTechAdnanSuhail]

Now that was a bit of luck coming across your explanation. Cleared everything as you suggested. Thank you for your help.

[@ComputerTechAdnanSuhail]

Hope you are doing well. I need your help.
I watched your video autocomplete textbox.
actually i want when I select a value from the autocomplete textbox, the marks of the selected student are shown in the next textbox.
Thank you

[@iftekhar56]

hello Sir, I would like to show the Autocomplete if any letter matches from the collection whether it is in starting or middle or last character, Please suggest the solution. Thank you in Advance.