Callback Functions

const isEven = (n) => { return n % 2 == 0; } let printMsg = (evenFunc, num) => { const isNumEven = evenFunc(num); console.log(`${num} is an even number: ${isNumEven}.`) } // Pass in isEven as the callback function printMsg(isEven, 4); // => The number 4 is an even number: True.