# Is Upper Case

> Returns `true` if the string is upper case only.

## Installation

```
npm install is-upper-case --save
```

## Usage

```js
import { isUpperCase } from "is-upper-case";

isUpperCase("string"); //=> false
isUpperCase("dot.case"); //=> false
isUpperCase("PascalCase"); //=> false
isUpperCase("CONSTANT_CASE"); //=> true
```

## License

MIT