Function hasKeys

hasKeys<T, Key extends PropertyKey>(
    obj: T,
    keys: readonly Key[],
): obj is T extends { [K in PropertyKey]: any }
    ? Extract<{ [K in PropertyKey]: any }, T<T>>
    : Extract<{ [K in PropertyKey]: unknown }, T>
Checks if unknown object have provided keys.
Type Parameters
- T
- Key extends PropertyKey
Parameters
- obj: T
- keys: readonly Key[]
Returns obj is T extends { [K in PropertyKey]: any }
? Extract<{ [K in PropertyKey]: any }, T<T>>
: Extract<{ [K in PropertyKey]: unknown }, T>
Example
```
if (hasKeys(value, ['a', 'b'])) {
    console.log(value.a, value.b)
}
```
- Defined in src/guards.ts:283