Object.keys
Object.keys
Function
Returns an array of object key names.
Syntax
object.keys()
Parameters
No parameters.
Return value
| Type | Description |
|---|---|
| Array | Returns a string array of key names. |
Example
user = {name: 'BT', age: 1} result = user.keys() // Output: ["name","age"] print result
Notes
- Key order maintains the current insertion order of objects.