ios - Day of the week multi-select UI -

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i creating events app , need allow user select day of week, ie. mon, tues, weds,..etc if want create repeating event.

is there library/enums or functionality allows selection pre-built? ( in same way datepicker ui built?)

picker views

add in interface builder, connect delegate , data source, , add following code uiviewcontroller.

let pickerdata = nscalendar.currentcalendar().shortweekdaysymbols  func numberofcomponentsinpickerview(pickerview: uipickerview) -> int {     return 1 }  func pickerview(pickerview: uipickerview, numberofrowsincomponent component: int) -> int {     return pickerdata.count }  func pickerview(pickerview: uipickerview, titleforrow row: int, forcomponent component: int) -> string? {     return pickerdata[row] }  func pickerview(pickerview: uipickerview, didselectrow row: int, incomponent component: int) {     // code here. }

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