IPhone编程学习,sdk3.0新特性：undo功能的演示-IPhone learning programming, sdk3.0 new features: undo function demo

模拟经典计算器功能。包括加，减，乘，除的功能。 可以作为MacOS编程的入门程序 -Simulation of the classic calculator function. Including addition, subtraction, multiplication, addition to the function. MacOS programming can be used as entry procedures

分享自code4App，主要演示了IOS界面编程中的表视图（UITableView）类编程，在本例子中演示的是具有搜索功能的表视图，也就是UISearchTableView-Share is self-code4App, main demonstration a the IOS interface programming table view (UITableView) class programming demonstrated in this example is a table view