Category "return-value"

What is std::expected in C++?

In one of the most respected stackoverflow answer I found an example of std::expected template class usages: What are coroutines in C++20? At the same time I ca

Return map like 'ok' in Golang on normal functions

In Go, the following works (note one use of the map has one return, the other has two returns) package main import "fmt" var someMap = map[string]string { "s

Multiple values in single-value context

Due to error handling in Go, I often end up with multiple values functions. So far, the way I have managed this has been very messy and I am looking for best pr

Why would return parameters be named?

What benefits arise from naming a function's return parameter(s)? func namedReturn(i int) (ret int) { ret = i i += 2 return } func anonReturn(i in