Let’s say I have this set up: const objA = { name: "Jacob", email: "jacob@email.com" }; const objB = { lastName: "Smith" }; Why can I do this: const lastName = objA.lastName || objB.lastName; But not this? const { lastName } = objA || objB; Was able to re-create above example in dev tools. My… Read More In JavaScript, how can I conditionally assign value to object with destructuring and short circuit evaluation?

Do and and or short circuit in Scheme? The following are two implementation of lat? (list of atoms). One uses cond … else and the other uses or and and. I was wondering if they are equivalent and the answer to that hinges on whether or and and have short circuit evaluation in Scheme. (define… Read More In Scheme, does `or` and `and` short circuit?