4 ms·
After some digging, I think Groovy got it first. Here is a blog post from 2009 about it: https://mrhaki.blogspot.com/2009/08/groovy-goodness-safe-navigation-to.
by RubenSandwich 7y ago
After some digging, I think Groovy got it first.
Here is a blog post from 2009 about it: https://mrhaki.blogspot.com/2009/08/groovy-goodness-safe-navigation-to.html https://mrhaki.blogspot.com/2009/08/groovy-goodness-safe-nav....
- leshow 7y agoCool, thanks for this. Rust/Swift's variant is arguably a little different (because it works with a sum type) but I think the influence is pretty clear here.