Write a function say which logs the following. console.log( say(‘Foo’)(‘bar’)() ) // => “Foo bar ” console.log( say(‘Hi’)(‘my’)(‘name’)(‘is’)(‘Foo’)() ) // “Hi my name is Foo ” Understanding closures, currying, partially applied functions in javascript...
Reducing an array to a single value When we need to combine two arrays by progressively taking an item from each and combining the pair. If you visualize a zipper, where each side is...
Reducing an array to a single value Often we have to iterate over the array by accessing multiple items at a time. For example, if you have to find the largest element in an...
Predicating Arrays Filtering also key method for manipulating collections. We iterate over the array and add an item to the new array if it passes the test. We will be solving a problem using...
