Check if a number is positive
JavaScript version
const isPositive = (n) => Math.sign(n) === 1;TypeScript version
const isPositive = (n: number): boolean => Math.sign(n) === 1;Examples
isPositive(3); // true
isPositive(-8); // falseJavaScript version
const isPositive = (n) => Math.sign(n) === 1;TypeScript version
const isPositive = (n: number): boolean => Math.sign(n) === 1;Examples
isPositive(3); // true
isPositive(-8); // false