JS Array Reference
Choose array methods by their return values. Every checks all items; some stops after finding a match.
Where to run this
This example uses the JavaScript console playground. Select Run to execute it; the example does not run on this lesson page.
A practical example
const places = [2, 5, 0];
console.log(places.every(count => count > 0));
console.log(places.some(count => count === 0));
What happens
Not every session has space, but at least one is full.