Like other data types such as String, Double, Float, Boolean, Array, Dictionary, Struct, and Class, Closure is used broadly in Swift. Closure can store references to any constants and variables.
In this short Swift code example, you will learn how to declare a simple Closure in Swift.
- Declare a Closure
- Call Closure
Syntax
Following is a generic syntax to define a closure that accepts parameters and returns a data type
{ (parameters) −> (return type) in
// closure body
}
Declare a Closure
let simpleClosure = {
print("From a simpleClosure")
}
Call Closure
simpleClosure()
For more Swift code examples and tutorials, please check the Swift Code Examples page on this website.
