JS objects Flashcards
1
Q
What are objects used for?
A
represent something that has key-value storage related to each other in some form
2
Q
What are object properties?
A
variables (tell us about the object)
3
Q
Describe object literal notation.
A
curly braces and key-value pairs
var person = {
firstName: 'Marley',
lastName: 'Doughty' }
4
Q
How do you remove a property from an object?
A
delete operator objectName.property
ex)
delete person.firstName
5
Q
What are the two ways to get or update the value of a property?
A
dot notation or bracket notation
ex) person.age = ‘24’
ex) person[‘age’] = ‘24’
