Function isBoolean

isBoolean(object: unknown): object is boolean
Returns true if the given object is a Boolean. Otherwise, returns false.
```
const util = require('util');

util.isBoolean(1);
// Returns: false
util.isBoolean(0);
// Returns: false
util.isBoolean(false);
// Returns: true
```
Deprecated
Since v4.0.0 - Use typeof value === 'boolean' instead.
Parameters
- object: unknown
Returns object is boolean
isBoolean(object: unknown): object is boolean
Returns true if the given object is a Boolean. Otherwise, returns false.
```
const util = require('util');

util.isBoolean(1);
// Returns: false
util.isBoolean(0);
// Returns: false
util.isBoolean(false);
// Returns: true
```
Deprecated
Since v4.0.0 - Use typeof value === 'boolean' instead.
Parameters
- object: unknown
Returns object is boolean

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