30秒学会 JavaScript 片段 – countOccurrences
Counts the occurrences of a value in an array. Use Array.prototype.reduce() to increment a counter e...
Counts the occurrences of a value in an array. Use Array.prototype.reduce() to increment a counter e...
Removes non-printable ASCII characters. Use a regular expression to remove non-printable ASCII chara...
Serialize a cookie name-value pair into a Set-Cookie header string. Use template literals and encode...
Filter a string’s contents to include only alphanumeric and allowed characters. Use string.ToC...
Returns the last n elements in a collection. Use IEnumerable.Count() to check if the enumerable is n...
Smoothly scrolls the element on which it’s called into the visible area of the browser window....
Calculates the greatest common divisor of the given numbers. Define a GCD() function for two numbers...
Returns a query string generated from the key-value pairs of the given object. Use Array.prototype.r...
Converts an integer to an array of digits. Use strconv.Itoa() to convert the given number to a strin...
Flatten an object with the paths for keys. Use recursion. Use Object.keys(obj) combined with Array.p...