ES5
function foo() {
...
}
foo();
ES6
const foo = () => {
...
}
foo();
ES5_Return
function foo() {
return 'Hello Taiwan';
}
ES6_Return
const foo = () => 'Hello Taiwan';
ES5_Return_Parameters
function foo(a, b) {
return a+b;
}
ES6_Return_Parameters
const foo = (a, b) => a+b;
https://medium.freecodecamp.org/es6-functions-9f61c72b1e86
https://pjchender.blogspot.com/2017/01/es6-arrow-function.html
https://medium.com/@thejasonfile/es5-functions-vs-es6-fat-arrow-functions-864033baa1a