# JSONata
JSON query and transformation language
[](https://nodei.co/npm/jsonata/)
Reference implementation of the [JSONata query and transformation language](http://jsonata.org/).
* [JSONata in 5 minutes](https://www.youtube.com/embed/ZBaK40rtIBM)
* [JSONata language documentation](http://docs.jsonata.org/)
* [Try it out!](http://try.jsonata.org/)
## Installation
- `npm install jsonata`
## Quick start
In Node.js:
```javascript
const jsonata = require('jsonata');
const data = {
example: [
{value: 4},
{value: 7},
{value: 13}
]
};
(async () => {
const expression = jsonata('$sum(example.value)');
const result = await expression.evaluate(data); // returns 24
})()
```
In a browser:
```html
JSONata test
```
## More information
- JSONata [documentation](http://docs.jsonata.org/)
- [JavaScript API](http://docs.jsonata.org/embedding-extending)
- [Intro talk](https://www.youtube.com/watch?v=TDWf6R8aqDo) at London Node User Group
## Contributing
See the [CONTRIBUTING.md](CONTRIBUTING.md) for details of how to contribute to this repo.