diff options
Diffstat (limited to 'swift.html.markdown')
| -rw-r--r-- | swift.html.markdown | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/swift.html.markdown b/swift.html.markdown index e46dcc75..36124e11 100644 --- a/swift.html.markdown +++ b/swift.html.markdown @@ -679,6 +679,9 @@ class Rect: Shape { // A simple class `Square` extends `Rect` class Square: Rect { + // Use a convenience initializer to make calling a designated initializer faster and more "convenient". + // Convenience initializers call other initializers in the same class and pass default values to one or more of their parameters. + // Convenience initializers can have parameters as well, which are useful to customize the called initializer parameters or choose a proper initializer based on the value passed. convenience init() { self.init(sideLength: 5) } |