iPhone App Development Tutorial

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iPhone Training
Lesson 4

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Contents
1 Storing Data
4 Example 4
5 Exercise 4
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Storing Data
Setting user Preferences with
NSUserDefaults
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NSUserDefaults
 Get a Handle to the NSUserDefaults object
 NSUserDefaults *prefs = [NSUserDefaults standardUserDefaults];
 Saving
 [prefs setObject:ObjectToSave forKey:”KEY”];
 Retrieving
 NSString *myString = [prefs stringForKey:@“KEY"];
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Storing Data
Saving/Retrieving Data from a
SQLite Database
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Create Database
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Check and Create DB
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Select Statement
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Delete Statement
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Add Statement
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Update Statement
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Example 4
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Exercise 4
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