mdn fat arrow code example
Example 1: arrow function map js
const exampleArray = ['aa','bbc','ccdd'];
console.log(exampleArray.map(a => a.length));
//Would print out [2,3,4]
Example 2: concise body arrow functions javascript
const plantNeedsWater = day => day === 'Wednesday' ? true : false;
//If only 1 Parameter no () needed
//Single line return is implicit
//Single line no {} needed