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(JSONata
JSON query and transformation language
Reference implementation of the JSONata query and transformation language.
Installation
npm install jsonata
Quick start
In Node.js:
var jsonata = require("jsonata");
var data = {
example: [
{value: 4},
{value: 7},
{value: 13}
]
};
var expression = jsonata("$sum(example.value)");
var result = 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>
function greeting() {
var json = JSON.parse(document.getElementById('json').value);
var result = 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
- JSONata tech talk
Contributing
See the CONTRIBUTING.md for details of how to contribute to this repo.