Visualization toolmaker. Founder @observablehq. Creator @d3. Former @nytgraphics. Pronounced BOSS-tock.
mutable x = 0 // Define a mutable and set its initial value.
md`The current value of *x* is: ${x}` // Reference a mutable value
{
const button = html`<button>Increment <i>x</i></button>`;
button.onclick = () => ++mutable x;
return button;
}
Purpose-built for displays of data
Observable is your go-to platform for exploring data and creating expressive data visualizations. Use reactive JavaScript notebooks for prototyping and a collaborative canvas for visual data exploration and dashboard creation.
