Algorithms

replacement [split, join]

[substr] [substring]

.fill() .startsWith() .filter()

[조건문] if switch

for_in, for_of, for-loop, while

Number.isInteger(), Practice questions

map, string detection, reduce, slice

trim(), reduce, split, isNaN, Number.isNaN

reduce, array.from(), sort(), map(), ASCII

reverse, isPrime, charCodeAt

restParameter, newSet

Math.sqrt() , Number.isInteger, Math.pow(), Math.min()