Update snippet descriptions

snippets/findLast.md

@@ -5,7 +5,8 @@ tags: array,beginner
 
 Returns the last element for which the provided function returns a truthy value.
 
-- Use `Array.prototype.filter()` to remove elements for which `fn` returns falsy values, `Array.prototype.pop()` to get the last one.
+- Use `Array.prototype.filter()` to remove elements for which `fn` returns falsy values.
+- Use `Array.prototype.pop()` to get the last element in the filtered array.
 
 ```js
 const findLast = (arr, fn) => arr.filter(fn).pop();