Declare a Function With Default Parameter Value

In this short Swift code example we will learn how to declare a function with one parameter with a Default value.

  • Declare a function,
  • Declare one function with default parameter value.
// Declare a function with one parameter with a Default value
func printName(name : String = "Guest") {
    print ("Hi \(name)!")
}

// Call function.
// Function will use the parameter value sent
printName("Sergey")

// Call function. 
// This time a parameter Default value will be used
printName()


Learn iOS Development with these Video Courses


How to Make a Freaking iPhone App - iOS 10 and Swift 3
icon icon


iOS 10 & Swift 3: From Beginner to Paid Professional
icon


The Complete iOS 10 Developer Course - Build 21 Apps
icon


Swift 3 - Learn to Code with Apple's New Language
icon icon


Learn How to Build Mobile Apps for iOS with Swift, PHP and MySQL
icon icon

Follow me on one of your favourite social networks to learn about new video tutorials and code examples:

Twitter: @SwiftVideoBlog
Google Plus: https://plus.google.com/+SergeyKargopolov/posts
Facebook: Swift Developer Blog on Facebook