I am trying to implement UITapGestureRecognizer, Idea is that on tap of label I will get a pop up displaying the number to make call and it should come up with pop up alert saying call or cancel!!I am trying to implement UITapGestureRecognizer
阅读背景：
点击UILabel（手势识别器）在tableview原型单元格中找到一个单元格的nil，并且对另外两个单元格工作正常
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