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NSNumber
//gcc 4.8.4 #import <Foundation/Foundation.h> void main() { NSNumber *aBool = [NSNumber numberWithBool:NO]; NSNumber *aChar = [NSNumber numberWithChar:'z']; NSNumber *aUChar = [NSNumber numberWithUnsignedChar:255]; NSNumber *aShort = [NSNumber numberWithShort:32767]; NSNumber *aUShort = [NSNumber numberWithUnsignedShort:65535]; NSNumber *anInt = [NSNumber numberWithInt:2147483647]; NSNumber *aUInt = [NSNumber numberWithUnsignedInt:4294967295]; NSNumber *aLong = [NSNumber numberWithLong:9223372036854775807]; NSNumber *aULong = [NSNumber numberWithUnsignedLong:18446744073709551615]; NSNumber *aFloat = [NSNumber numberWithFloat:26.99f]; NSNumber *aDouble = [NSNumber numberWithDouble:26.99]; NSLog(@"%@", [aBool boolValue] ? @"YES" : @"NO"); NSLog(@"%c", [aChar charValue]); NSLog(@"%hhu", [aUChar unsignedCharValue]); NSLog(@"%hi", [aShort shortValue]); NSLog(@"%hu", [aUShort unsignedShortValue]); NSLog(@"%i", [anInt intValue]); NSLog(@"%u", [aUInt unsignedIntValue]); NSLog(@"%li", [aLong longValue]); NSLog(@"%lu", [aULong unsignedLongValue]); NSLog(@"%f", [aFloat floatValue]); NSLog(@"%f", [aDouble doubleValue]); NSNumber *anInt2 = [NSNumber numberWithInt:42]; float asFloat2 = [anInt2 floatValue]; NSLog(@"%.2f", asFloat2); NSString *asString2 = [anInt2 stringValue]; NSLog(@"%@", asString2); NSNumber *aUChar3 = [NSNumber numberWithUnsignedChar:255]; NSNumber *anInt3 = [NSNumber numberWithInt:2147483647]; NSNumber *aFloat3 = [NSNumber numberWithFloat:26.99f]; NSLog(@"%@", aUChar3); NSLog(@"%@", anInt3); NSLog(@"%@", aFloat3); }
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