Posted on: 7/9/2015 2:47:24 AM | Views : 762

hi guys
1 dropdown for District . on district selection their block_name , block_code appear in gridview.(district is another table)
In gridview I am getting data from 1 table i.e Block  : 1 column :Block_name , 2column: Block_code  , 3rd column: textbox
when i am entering value in textbox then on submit button block_code  and its value is stored in another table called  : max_value

 when i select district name then gridview is populated with Block_name , Block_code  , textboxes. .
i want that value that i have entered previously with respect to their block_name in textbox in db ..that should be displayed if i select district then along with
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