Swift Throw From Closure at herbertekeller blog

Swift Throw From Closure. A function marked with throws is called a throwing function. The official documentation defines closure as below:

[Swift] Closures(2)
from velog.io

The official documentation defines closure as below: because throwing is synchronous, an async function that wants to throw must have an inner closure that throws, such as this: in swift 2.0, apple introduced the throws keyword in swift.

[Swift] Closures(2)

Swift Throw From Closure This addition to swift language added the ability for developers to write code that clearly communicates that an error might occur. in swift 2.0, apple introduced the throws keyword in swift. This addition to swift language added the ability for developers to write code that clearly communicates that an error might occur. as a modern language, swift has a similar concept of the anonymous function — termed closure — that serves the purpose.