30秒学会 JavaScript 片段 – sampleSize
Gets n random elements at unique keys from array up to the size of array. Shuffle the array using th...
Gets n random elements at unique keys from array up to the size of array. Shuffle the array using th...
Renders a countdown timer that prints a message when it reaches zero. Use object destructuring to se...
Returns true if the provided function returns true for at least one element of an array, false other...
Combines the elements of an enumerable object into a string. Use string.Join() to combine all elemen...
Converts a string from camelcase. Use String.prototype.replace() to remove underscores, hyphens, and...
Returns all the elements of a list except the last one. Check if lst has the appropriate length, use...
Escapes a string for use in HTML. Use String.prototype.replace() with a regexp that matches the char...
Returns a new MutationObserver and runs the provided callback for each mutation on the specified ele...
Returns the distance between two points. Use Math.hypot() to calculate the Euclidean distance betwee...
Capitalizes the first letter of a string. Use strings.ToUpper() to capitalize the first letter of th...