console.log(isFinite(8391));
console.log(isFinite(-8.27));
console.log(isFinite(0));
console.log(isFinite(3 / 0)); // Infinity
console.log(isFinite(Number.POSITIVE_INFINITY)); // Infinity
console.log(isFinite(Number.NaN)); // Infinity
console.log(isFinite("829"));
/*
run:
true
true
true
false
false
false
true
*/