ios - UITableView does not appear in simulator -

i have build uitableview static cells, when tried run nothing appear in simulator,

here interface builder looks like:

, here in simulator:

you need provide return value number of sections , number of rows. default 0

override func numberofsectionsintableview(tableview: uitableview) -> int {     // return number of sections.     return 1    }  override func tableview(tableview: uitableview, numberofrowsinsection section: int) -> int {      // return number of rows in section.         return 3 }