Bind lookup field data to the dropdownlist

Bind lookup field data to the dropdownlist

Below code will help you to bind the lookup field data to the dropdown list.

if (spListItem["LookupField"] != null) {   SPFieldLookupValue spv = new      SPFieldLookupValue(spListItem["LookupField"].ToString());   string lookupValue = spv.LookupValue;   dropdownlist1.SelectedIndex = spv.LookupId;  }

 To bind field values to the dropdownlist:

dropdownlist1.SelectedValue = spListItem["Field1"].ToString();