Intermediate JavaScript. Fill in the solutions. Dont guess!#1 part 1Write a statement that creates a RegExp object that remembers the first and last name, but does not remember the title. Using the RegExp object's exec() method, assign the result variable with the remembered first and last name of the string userName. code-var userName = "Dr. Greg House"; // Code will also be tested with "Mr. Howard Wolowitz"/* Your solution goes here */console. log(result[1] + " " + result[2]);#1 part 2Create a Puppy class with private property color and both a getter and a setter for that property called getColor and setColor. The constructor should take a parameter to initialize the private property. code-/* Your solution goes here *