The ^ operator performs a bitwise XOR <https://en.wikipedia.org/wiki/Bitwise_operation#XOR>. This is not the same as exponentiation.
Saagar Jha > On Sep 18, 2016, at 05:41, Mr Bee via swift-users <swift-users@swift.org> > wrote: > > Hi all, > > I wrote this in XCode Playground… > > let i = 2^2 > print(i) > > It runs fine without any errors and print 0, while I expect it to print 4 > from 2 power by 2 or 2². Swift ebook and even Google gave me nothing on this. > > What did I miss? > > Thank you. > > Regards, > > –Mr Bee > > _______________________________________________ > swift-users mailing list > swift-users@swift.org > https://lists.swift.org/mailman/listinfo/swift-users
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