In Lisp, this'd be exactly the job for reduce . You'd see this kind of code: DEMO (reduce #'+ '(1 2 3)) ; 6. Fortunately, in JavaScript, we also have reduce ... ... <看更多>

Introduction to the JavaScript Array reduce() method · First, declare an array of three numbers 1, 2 and 3. · Second, declare the sum variable and set its value ... ... <看更多>

Style. It is considered good practice to terminate all statements with a semicolon, even though they are optional. Follow namingConventions in JavaScript. ... <看更多>

Data in JavaScript is often represented by an iterable (such as an array, ... In addition, elements are compared using natural order rather than numeric ... ... <看更多>

We start this learning activity by adding a new bubble to our array each time the user clicks. Then we limit the number of bubbles by removing the oldest ... ... <看更多>