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59 lines (46 loc) · 1.31 KB
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// ==== Challenge 1: Write your own closure ====
// Write a simple closure of your own creation. Keep it simple!
function Lambda(cohortP) {
const cohort = cohortP
console.log(`Hello, ${cohort}`);
function rock(rockP) {
const rocknRoll = rockP
const gotThis = "You got this!"
console.log(`${rocknRoll}, GO ${cohort}`);
function got() {
console.log(`${gotThis}, ${cohort}`)
}
got();
}
rock("You guys ROCK!");
}
Lambda("CSPT3");
// ==== Challenge 2: Create a counter function ====
let count = 0;
const counter = () => {
return count++;
// Return a function that when invoked increments and returns a counter variable.
}
console.log(counter());
console.log(counter());
// Example usage: const newCounter = counter();
// newCounter(); // 1
// newCounter(); // 2
/* STRETCH PROBLEM, Do not attempt until you have completed all previous tasks for today's project files */
// ==== Challenge 3: Create a counter function with an object that can increment and decrement ====
const counterFactory = () => {
let count = 0;
return {
increment: function(){
count++;
return count;
},
decrement: function() {
count--;
return count;
}
}
};
let newCounter = counterFactory();
console.log(newCounter.increment());
console.log(newCounter.increment());