usingReturnKeywordInGenerators.js

function* customGenerator() {
    yield 1;
    return 5;
    yield 2;
    
  }

  let getIterator = customGenerator();

  let nextValue = null;

  nextValue = getIterator.next();
  console.log(nextValue);  
  // Output is: { value: 1, done: false }

  nextValue = getIterator.next();
  console.log(nextValue);  
  // Output is: { value: 5, done: true }

  nextValue = getIterator.next();
  console.log(nextValue);  
  // Output is: { value: undefined, done: true }