documented function return type declaration #25718 #26195
Merged
Conversation
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
The Function section of the documentation now mentions return types with a helpful link to the Type Declaration section.
doc/src/manual/functions.md
Outdated
| @@ -125,6 +125,18 @@ There are three possible points of return from this function, returning the valu | |||
| expressions, depending on the values of `x` and `y`. The `return` on the last line could be omitted | |||
| since it is the last expression. | |||
|
|
|||
| A return type can also be specified in the function declaration using the `::` operator. This forces | |||
| the function to always return the specified type. | |||
There was a problem hiding this comment.
This should actually say that the return value will be converted to this type.
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
Add this suggestion to a batch that can be applied as a single commit.
This suggestion is invalid because no changes were made to the code.
Suggestions cannot be applied while the pull request is closed.
Suggestions cannot be applied while viewing a subset of changes.
Only one suggestion per line can be applied in a batch.
Add this suggestion to a batch that can be applied as a single commit.
Applying suggestions on deleted lines is not supported.
You must change the existing code in this line in order to create a valid suggestion.
Outdated suggestions cannot be applied.
This suggestion has been applied or marked resolved.
Suggestions cannot be applied from pending reviews.
Suggestions cannot be applied on multi-line comments.
Suggestions cannot be applied while the pull request is queued to merge.
Suggestion cannot be applied right now. Please check back later.
The Function section of the documentation now mentions return types with a helpful link to the Type Declaration section.