xcode – Swift UIAlertController获取文本字段文本

概述当按下“输入”按钮时,我需要从警报视图中的文本字段中获取文本. func inputMsg() { var points = "" var outOf = "" var alertController = UIAlertController(title: "Input View", message: "Please Input Your Grade", preferre 当按下“输入”按钮时,我需要从警报视图中的文本字段中获取文本.

func inputMsg() {    var points = ""    var outOf = ""    var alertController = UIAlertController(Title: "input VIEw",message: "Please input Your Grade",preferredStyle: UIAlertControllerStyle.Alert)    let actionCancle = UIAlertAction(Title: "Cancle",style: UIAlertActionStyle.Cancel) { ACTION in        println("Cacle")    }    let actioninput = UIAlertAction(Title: "input",style: UIAlertActionStyle.Default) { ACTION in        println("input")        println(points)        println(outOf)    }    alertController.addAction(actionCancle)    alertController.addAction(actioninput)    alertController.addTextFIElDWithConfigurationHandler({(txtFIEld: UITextFIEld!) in        txtFIEld.placeholder = "I got"        txtFIEld.keyboardType = UIKeyboardType.NumberPad        points = txtFIEld.text        })    alertController.addTextFIElDWithConfigurationHandler({(txtFIEld: UITextFIEld!) in        txtFIEld.placeholder = "Out Of"        txtFIEld.keyboardType = UIKeyboardType.NumberPad        outOf = txtFIEld.text    })    presentVIEwController(alertController,animated: true,completion: nil)}

解决方法 UIAlertController有一个textFIElds属性.这是它的文本字段.您的任何处理程序都可以检查它,从而可以从任何文本字段中获取文本. 总结

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