What are JavaScript objects and how do I create one?
JavaScript objects are collections of key-value pairs. You can create one using curly braces: let obj = { key: 'value' };
.
How can I add properties to an existing object?
You can add properties using dot notation or bracket notation. For example, obj.newKey = 'newValue';
or obj['anotherKey'] = 'anotherValue';
.
Can you explain how to access object properties?
You can access properties using dot notation like obj.key
or bracket notation like obj['key']
.
What about deleting properties?
You can delete properties using the delete
operator, like this: delete obj.key;
.
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