array of array

Create a 'uniqueWords' function that accepts a string 'str' and returns an array of all the unique words in that string.

Write a recursive function flattenRecursively that flattens a nested array. Your function should be able to handle varying levels of nesting.

The value associated with each key will be an array consisting of all the elements that resulted in that return value when passed into the callback.

JSON.stringify() function converts buffers into objects. The raw data is encoded as an array of bytes that you can pass in to Buffer.from().

Given a string S and a character C, return an array of integers representing the shortest distance from the character C in the string. javascript

Write a function called lucky_sevens which takes an array of integers and returns true if any three consecutive elements sum to 7. by js