--- date: 20201006 id: 0e8d8e26-e36d-48b6-a333-9c0fbd07b7b0 title: JavaScript function declarations --- ``` javascript const square = function(x) { return x * x; } console.log(square(12)) ``` ``` javascript const makeNoise = function() { console.log("Pling!") } makeNoise() ``` ``` javascript const power = function(base, exponent) { let result = 1; for (let count = 0; count < exponent; count++) { result *= base; } return result; }; console.log(power(2, 10)) ```