javascript replacing array element code example
Example 1: javascript replace array element
array.splice(array.indexOf(valueToReplace), 1, newValue);
Example 2: remove or replacing element array in javascript
let myFish = ['angel', 'clown', 'mandarin', 'sturgeon']
let removed = myFish.splice(2, 0, 'drum')
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(words.join(' '));