let func = (a) => {} // parentheses optional with one parameter
let func = (a, b, c) => {} // parentheses required with multiple parametersconst power = (base, exponent) => {
let result = 1;
for (let count = 0; count < exponent; count++) {
result *= base;
}
return result;
};multiplyfunc = (a, b) => { return a * b; }const power = (base, exponent) => {
let result = 1;
for (let count = 0; count < exponent; count++) {
result *= base;
}
return result;
};
//if the function got only one parameter
const square1 = (x) => { return x * x; };
const square2 = x => x * x;
// empty parameter
const horn = () => {
console.log("Toot");
};const add3 = (num1, num2, num3) => return num1 + num2 + num3;
// Traditional Function Expression
var add = function(a,b){
return a + b;
}
// Arrow Function Expression
var arrowAdd = (a,b) => a + b;