remove or replacing element array in javascript
let myFish = ['angel', 'clown', 'mandarin', 'sturgeon']
let removed = myFish.splice(2, 0, 'drum')
// myFish is ["angel", "clown", "drum", "mandarin", "sturgeon"] 
let words: string[] = [
  'What',
  'I',
  'do',
  'create,',
  'I',
  'cannot',
  'not',
  'understand.',
];
let newWords = words.splice(2, 1, 'cannot');
let newWords2 = words.splice(5, 2, 'do not');
//console.log(newWords);
console.log(words.join(' '));
//What I cannot create, I do not understand.