IOS计算器源码

这是我学习IOS用xcode7.0做的一个计算器。主要工作是在计算等式上面比如输入3*5/2*5-5*4+3这样的等式计算出结果。当然计算规则每个初中毕业的人都很清楚。关键点在这个是用栈实现的。

//
//  TSStack.m
//  myCaculator
//
//  Created by Rudy on 14-5-30.
//  Copyright （c） 2014年 EfficientEducation. All rights reserved.
//

#import “TSStack.h“

@implementation TSStack

@end

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2014-05-31 00:18  stackCaculator\
     文件        6148  2014-06-01 18:14  stackCaculator\.DS_Store
     目录           0  2014-06-01 18:14  __MACOSX\
     目录           0  2014-06-01 18:14  __MACOSX\stackCaculator\
     文件         120  2014-06-01 18:14  __MACOSX\stackCaculator\._.DS_Store
     目录           0  2014-05-30 23:11  stackCaculator\myCaculator\
     文件        6148  2014-05-31 20:24  stackCaculator\myCaculator\.DS_Store
     目录           0  2014-06-01 18:14  __MACOSX\stackCaculator\myCaculator\
     文件         120  2014-05-31 20:24  __MACOSX\stackCaculator\myCaculator\._.DS_Store
     目录           0  2014-06-01 18:12  stackCaculator\myCaculator\myCaculator\
     文件        6148  2014-05-30 23:11  stackCaculator\myCaculator\myCaculator\.DS_Store
     目录           0  2014-06-01 18:14  __MACOSX\stackCaculator\myCaculator\myCaculator\
     文件         120  2014-05-30 23:11  __MACOSX\stackCaculator\myCaculator\myCaculator\._.DS_Store
     目录           0  2014-06-01 13:46  stackCaculator\myCaculator\myCaculator\base.lproj\
     文件       28673  2014-06-01 13:46  stackCaculator\myCaculator\myCaculator\base.lproj\Main.storyboard
     目录           0  2014-05-30 19:49  stackCaculator\myCaculator\myCaculator\en.lproj\
     文件          45  2014-05-30 19:49  stackCaculator\myCaculator\myCaculator\en.lproj\InfoPlist.strings
     目录           0  2014-06-01 18:14  __MACOSX\stackCaculator\myCaculator\myCaculator\en.lproj\
     文件         171  2014-05-30 19:49  __MACOSX\stackCaculator\myCaculator\myCaculator\en.lproj\._InfoPlist.strings
     目录           0  2014-05-30 19:49  stackCaculator\myCaculator\myCaculator\Images.xcassets\
     目录           0  2014-05-30 19:49  stackCaculator\myCaculator\myCaculator\Images.xcassets\AppIcon.appiconset\
     文件         333  2014-05-30 19:49  stackCaculator\myCaculator\myCaculator\Images.xcassets\AppIcon.appiconset\Contents.json
     目录           0  2014-06-01 18:14  __MACOSX\stackCaculator\myCaculator\myCaculator\Images.xcassets\
     目录           0  2014-06-01 18:14  __MACOSX\stackCaculator\myCaculator\myCaculator\Images.xcassets\AppIcon.appiconset\
     文件         171  2014-05-30 19:49  __MACOSX\stackCaculator\myCaculator\myCaculator\Images.xcassets\AppIcon.appiconset\._Contents.json
     目录           0  2014-05-30 19:49  stackCaculator\myCaculator\myCaculator\Images.xcassets\LaunchImage.launchimage\
     文件         442  2014-05-30 19:49  stackCaculator\myCaculator\myCaculator\Images.xcassets\LaunchImage.launchimage\Contents.json
     目录           0  2014-06-01 18:14  __MACOSX\stackCaculator\myCaculator\myCaculator\Images.xcassets\LaunchImage.launchimage\
     文件         171  2014-05-30 19:49  __MACOSX\stackCaculator\myCaculator\myCaculator\Images.xcassets\LaunchImage.launchimage\._Contents.json
     文件         348  2014-05-30 19:49  stackCaculator\myCaculator\myCaculator\main.m
     文件         171  2014-05-30 19:49  __MACOSX\stackCaculator\myCaculator\myCaculator\._main.m
............此处省略41个文件信息