JSONata

JSON query and transformation language

Reference implementation of the JSONata query and transformation language.

Installation

npm install jsonata

Quick start

In Node.js:

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:

<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8">
    <title>JSONata test</title>
    <script src="https://cdn.jsdelivr.net/npm/jsonata/jsonata.min.js"></script>
    <script>
      async function greeting() {
        var json = JSON.parse(document.getElementById('json').value);
        var result = await jsonata('"Hello, " & name').evaluate(json);
        document.getElementById('greeting').innerHTML = result;
      }
    </script>
  </head>
  <body>
    <textarea id="json">{ "name": "Wilbur" }</textarea>
    <button onclick="greeting()">Click me</button>
    <p id="greeting"></p>
  </body>
</html>

More information

JSONata documentation
JavaScript API
Intro talk at London Node User Group

Contributing

See the CONTRIBUTING.md for details of how to contribute to this repo.

Current Tags

2.0.4 ... latest (2 years ago)

JSONata

Installation

Quick start

More information

Contributing

Current Tags

50 Versions