Welcome to the documentation of ndarray-js

API Index

• Global namespace: np
• NDArray class: np.NDArray.

Browser usage

In html:

<script src="https://cdn.jsdelivr.net/npm/ndarray-js@latest/dist/index.js"></script>
<script>
a = np.arange(18).reshape(3, 2, 3);
console.log(a.tolist());
</script>
Copy

Or press F12 and play with the browser console directly.

Node usage

Installation:

npm install ndarray-js
Copy

Use in nodejs with require:

const { np } = require('ndarray-js');
a = np.arange(18).reshape(3, 2, 3);
console.log(a.tolist());
Copy

Use in nodejs with typescript (run with ts-node or compile with tsc):

import { np } from 'ndarray-js';
const a = np.arange(18).reshape(3, 2, 3);
console.log(a.tolist());
Copy

Use in Jupyter notebooks:

You need to install the ipykernel (the setup is a bit more complex).

Example notebook: https://github.com/caph1993/numpy-js/blob/main/notebooks/normal-scatter.ipynb