kangax·7 年前·議論Yep. Both are stage-1 proposals:https://github.com/tc39/proposal-optional-chaininghttps://github.com/tc39/proposal-nullish-coalescingRecently started using optional chaining in our codebase (via Babel 7) and it's great so far. Also gives us proper static typing safety unlike Lodash `get(...)`
https://github.com/tc39/proposal-optional-chaining
https://github.com/tc39/proposal-nullish-coalescing
Recently started using optional chaining in our codebase (via Babel 7) and it's great so far. Also gives us proper static typing safety unlike Lodash `get(...)`