Angela Yu is the lead instructor for the popular on Udemy. In one of her most memorable sections, she demonstrates JavaScript's type coercion and quirks to shock students into paying attention.
The actual she tells isn't about a narrative plot, but a teaching moment : She asks students to predict the output of: angela yu javascript
console.log([] + []); // "" console.log([] + {}); // "[object Object]" console.log({} + []); // 0 (in Chrome console) The circulating in forums and tweets is often phrased as: "Angela Yu once broke JavaScript by making it think 'Angela' minus 'Yu' equals 'Not a Number' – and then laughed while students questioned their life choices." So if someone says "Angela Yu JavaScript story" , they likely mean the type coercion horror story from her bootcamp that haunts beginners (and amuses veterans). Angela Yu is the lead instructor for the popular on Udemy