Function isPlainObject

isPlainObject(value): value is RecordT
Checks if value is a plain object, that is, an object created by the Object constructor or one with a [[Prototype]] of null.
Parameters
- value: unknown
Returns value is RecordT
Since
1.0.0

Example
```
isPlainObject(new Foo);
// => false
```
Example
```
isPlainObject([1, 2, 3]);
// => false
```
Example
```
isPlainObject({ 'x': 0, 'y': 0 });
// => true
```
Example
```
isPlainObject(Object.create(null));
// => true
```
- Defined in is-plain-object.ts:25