c# - Selected item of dropdownlist if we trigger a rowcommand event? -

i want know how selected item of dropdownlist selected if trigger rowcommand event of grid. doing fine strings, don't know dropdownlist. code here,

if (e.commandname == "select") {     gridviewrow row =(gridviewrow)(((linkbutton)e.commandsource).namingcontainer);                     txtroomcode.text = row.cells[1].text.replace("@nbsp;", "");     txtroomname.text = row.cells[2].text.replace("@nbsp;", "");     // here dropdownlist, want value of row.cells[0] in dropdownlist. } 

assuming have populated ddl on page load , row.cell[0] value in ddl. how select particular value of ddl row.cells[0]

ddl.selectedindex=ddl.items.indexof(ddl.items.findbytext(row.cells[0].text));