NSUserDefaults

Save :

NSUserDefaults *prefs = [NSUserDefaults standardUserDefaults];


// saving an NSString
[prefs setObject:@"TextToSave" forKey:@"stringKey"];


// saving an NSInteger
[prefs setInteger:100 forKey:@"integerKey"];

// saving a Float
[prefs setFloat:1.2345678 forKey:@"floatKey"];

Retrieve :

NSUserDefaults *prefs = [NSUserDefaults standardUserDefaults];


// getting an NSString
NSString *myString = [prefs stringForKey:@"stringKey"];


// getting an NSInteger
NSInteger myInt = [prefs integerForKey:@"integerKey"];

// getting an Float
float myFloat = [prefs floatForKey:@"floatKey"];