Binary, Octal, Hexadecimal Numbers | Swift Programming Language Tutorial

Decimal Numbers

By default all number defined are Decimal (to the base 10).

Example : 10, -120.30, 0 , 110393 , 4/3

Binary Numbers

0b

Example : 0b1010, 0b10, 0b10101

Octal Numbers

0o

Example : 0o127, 0o1234

Hexadecimal Numbers

0x

Example : 0x12A, 0oFC4


//
//  main.swift
//  Swift Tutorials 2014-15
//  Boolean in Swift
//
//  Created by Code2care on 15/09/14.
//  Copyright (c) 2014 Code2care. All rights reserved.
//


var myDecimal  = 20;
var myBinaryNumber = 0b101010;
var myOctalNumber = 0o17;
var myHexaDecimalNumber = 0xFFA;


//Note that the output will be converted to decimal numbers
println("\(myDecimal)")
println("\(myBinaryNumber)")
println("\(myOctalNumber)")
println("\(myHexaDecimalNumber)")

Output :

20
42
15
4090
Program ended with exit code: 0