array method

Array의 여러가지(filter, map, reduce, sort, ...) 메소드를 활용해보자.

진행과정 const inventors = [ { first: 'Albert', last: 'Einstein', year: 1879, passed: 1955 }, { first: 'Isaac', last: 'Newton', year: 1643, passed: 1727 }, { first: 'Galileo', last: 'Galilei', year: 1564, passed: 1642 }, { first: 'Marie', last: 'Curie', year: 1867, passed: 1934 }, { first: 'Johannes', last: 'Kepler', year: 1571, passed: 1630 }, { first: 'Nicolaus', last: 'Copernicus', year: 1473, pa..