我想手动删除过期的配置文件,但我不想删除所有配置文件.我想添加新的配置文件,但在新的Xcode 8.3.2中,我只能看到证书,如果我通过双击直接添加配置文件,我该如何检查配置文件的日期.
我有六个textfields.现在,如果我textfield的所有内容都已填满并点按任何内容textfield,则应始终将焦点放在第六位textfield并显示键盘.我尝试了下面的代码,但它没有显示keyboard,只有当我点击第六时才放焦点textfield.请告诉我这个问题是什么?
func textFieldDidBeginEditing(_ textField: UITextField) {
textField.inputAccessoryView = emptyView
if let textOneLength = textFieldOne.text?.length ,let textTwoLength = textFieldTwo.text?.length ,let textThreeLength = textFieldThree.text?.length , let textFourLength = textFieldFour.text?.length,let textFiveLength = textFieldFive.text?.length , let textSixLength = textFieldSix.text?.length {
if (textOneLength > 0) && (textTwoLength > 0) && (textThreeLength > 0) && (textFourLength > 0) && (textFiveLength > 0) && (textSixLength > 0) {
self.textFieldSix.becomeFirstResponder()
} else if (textOneLength <= 0) …Run Code Online (Sandbox Code Playgroud)