NSNumberの便利な使い方

gistfile1.m

NSNumber *intNum = @1;
NSNumber *floatNum = @1.23f;
NSNumber *doubleNum = @1.2345;
NSNumber *boolNum = @YES;
NSNumber *charNum = @'a';
    
int numInt = [intNum intValue];
float numFloat = [floatNum floatValue];
double numDouble = [doubleNum doubleValue];
BOOL numBool = [boolNum boolValue];
char numChar = [charNum charValue];