資源簡介
多場景過渡應用：基本計算器，實現 IOS 下的復雜計算器應用，實現 IOS 下的體質計算應用，在計算器類中實現一個字符串檢索替換方法，實現設備的鎖屏功能，為體質計算應用添加邊框，控制計算器屏幕的輸出。
代碼片段和文件信息
//
//??AdvancedCalculator.m
//??MyCalculators
//
//??Created?by?Joyce?on?11/2/15.
//??Copyright???2015?Joyce.?All?rights?reserved.
//
#import?“AdvancedCalculator.h“
#import?
@implementation?AdvancedCalculator
-（NSString*）?abs:（NSString*）?content{
????int?d?=?[content?intValue];
????int?result?=?abs（d）;
????NSNumber*?num?=?[[NSNumber?alloc]initWithInt:result];
????return?[num?stringValue];
}
-（NSString*）?sqrt:（NSString*）?content{
????double?d?=?[content?doubleValue];
????double?result?=?sqrt（d）;
????NSNumber*?num?=?[[NSNumber?alloc]initWithDouble:result];
????return?[num?stringValue];
}
@end
?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2015-11-06?22:56??MyCalculators\
?????文件????????6148??2015-11-09?20:58??MyCalculators\.DS_Store
?????目錄???????????0??2015-11-22?09:56??__MACOSX\
?????目錄???????????0??2015-11-22?09:56??__MACOSX\MyCalculators\
?????文件?????????120??2015-11-09?20:58??__MACOSX\MyCalculators\._.DS_Store
?????目錄???????????0??2015-11-09?21:03??MyCalculators\.git\
?????文件??????????15??2015-11-02?22:35??MyCalculators\.git\COMMIT_EDITMSG
?????文件?????????137??2015-11-02?22:35??MyCalculators\.git\config
?????文件??????????73??2015-11-02?22:35??MyCalculators\.git\desc
?????文件??????????23??2015-11-02?22:35??MyCalculators\.git\HEAD
?????目錄???????????0??2015-11-09?17:01??MyCalculators\.git\hooks\
?????文件?????????177??2015-11-02?22:35??MyCalculators\.git\hooks\README.sample
?????文件????????3292??2015-11-06?22:57??MyCalculators\.git\index
?????目錄???????????0??2015-11-09?17:01??MyCalculators\.git\info\
?????文件??????????40??2015-11-02?22:35??MyCalculators\.git\info\exclude
?????目錄???????????0??2015-11-22?09:56??__MACOSX\MyCalculators\.git\
?????目錄???????????0??2015-11-22?09:56??__MACOSX\MyCalculators\.git\info\
?????文件?????????171??2015-11-02?22:35??__MACOSX\MyCalculators\.git\info\._exclude
?????目錄???????????0??2015-11-09?17:01??MyCalculators\.git\logs\
?????文件?????????173??2015-11-02?22:35??MyCalculators\.git\logs\HEAD
?????目錄???????????0??2015-11-09?17:01??MyCalculators\.git\logs\refs\
?????目錄???????????0??2015-11-09?17:01??MyCalculators\.git\logs\refs\heads\
?????文件?????????173??2015-11-02?22:35??MyCalculators\.git\logs\refs\heads\master
?????目錄???????????0??2015-11-09?17:01??MyCalculators\.git\ob
?????目錄???????????0??2015-11-09?17:01??MyCalculators\.git\ob
?????文件??????????64??2015-11-02?22:35??MyCalculators\.git\ob
?????目錄???????????0??2015-11-09?17:01??MyCalculators\.git\ob
?????文件?????????151??2015-11-04?22:11??MyCalculators\.git\ob
?????目錄???????????0??2015-11-09?17:01??MyCalculators\.git\ob
?????文件?????????161??2015-11-02?22:35??MyCalculators\.git\ob
?????目錄???????????0??2015-11-09?17:01??MyCalculators\.git\ob
............此處省略144個文件信息
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