Run Swift

// Declare a function with one parameter // which has a default value set func sayHello(whom : String = "World") { print ("Hello \(whom)!") } // Call it without any parameter // and the 'default' one will be used sayHello() // Let's call it again // with some parameter sayHello("John")


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Foundation framework not available
Swift version 4.0.3
@ Ubuntu 16.04

Run Swift is a web tool where you can easily try Apple's Swift language online. Just paste any snippet and click    Run . You may also    Save  your scripts and/or share with the world. If what you're looking for is an easy-to-use tool for your Mac, to quickly test and run Swift code, then you may want to have a look at our Run Swift app for MacOS.