30秒学会 JavaScript 片段 – distance
Returns the distance between two points. Use Math.hypot() to calculate the Euclidean distance betwee...
Returns the distance between two points. Use Math.hypot() to calculate the Euclidean distance betwee...
Truncates a string up to a specified length. Determine if the string’s length is greater than ...
Returns every element that exists in any of the two arrays once, after applying the provided functio...
Converts a given string into an array of words. Use String.prototype.split() with a supplied pattern...
Returns true if the specified value is undefined, false otherwise. Use the strict equality operator ...
Returns the powerset of a given array of numbers. Use Array.prototype.reduce() combined with Array.p...
Returns all unique values of an array, based on a provided comparator function. Use Array.prototype....
Returns a boolean determining if the passed value is primitive or not. Create an object from val and...
Returns true if the target value exists in a JSON object, false otherwise. Check if keys is non-empt...
Check if a date is before another date. Use the less than operator (<) to check if the first date...