(asp.net C #) Two ways to display the corresponding items after DropDownList binding

Source: Internet
Author: User
Tags net
Method One:

Implementation code
Copy Code code as follows:
Dropdownlist1.datasource = Listsort;
Dropdownlist1.datatextfield = "Logsortname";
Dropdownlist1.datavaluefield = "Logsortid";
Dropdownlist1.databind ();
Dropdownlist1.selectedindex = DDL. Items.indexof (DropDownList1.Items.FindByValue ("I"));
I want to get the ID of the item you want to display.


Method Two: I put a part of the code

After you get the data, match the item you want based on that value.

But it should be a little more convenient to change the for to Do...while in the picture.
In fact, the idea of two methods are the same, is to get ID to match ...



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