This update introduced Optional Chaining, borrowed from ECMAScript proposals. It allowed developers to short-circuit the chain if a value is null or undefined .
TS Playground 37 was archived. But every night, Kael’s laptop, connected to no network, would flicker. A terminal window would open unbidden. And a single line would appear: ts playground 37
Confirm: "You are about to delete a sentient type alias. Are you sure?" This update introduced Optional Chaining