append to object in javascript code example
Example 1: append object to object javascript
// Spread syntax allows an iterable (in this case an object) to be expanded
const originalObj = { name: 'John', age: 34 }
let newObj = { ...originalObj, city: 'New York' }
// newObj is now { name: 'John', age: 34, city: 'New York' }
// it can also be used with the same object
newObj = { ...newObj, language: 'en' }
// { name: 'John', age: 34, city: 'New York', language: 'en' }
Example 2: javascript append to object
alerts.push({num : 3, app:'helloagain_again',message:'yet another message'});
Example 3: javascript append to object
var alerts = [
{num : 1, app:'helloworld',message:'message'},
{num : 2, app:'helloagain',message:'another message'}
]