How to select an element inside an SVG with D3 and JavaScript?

Sometimes, we want to select an element inside an SVG with D3 and JavaScript.

In this article, we’ll look at how to select an element inside an SVG with D3 and JavaScript.

How to select an element inside an SVG with D3 and JavaScript?

To select an element inside an SVG with D3 and JavaScript, we can use the select and selectAll methods.

For instance, we write:

<svg height="100" width="100">
  <circle cx="50" cy="50" r="40" stroke="black" stroke-width="3" fill="red" />
</svg> 

to add an svg with a circle element in it.

Then we select the circle from the svg by writing:

const circle = d3.select("svg").selectAll("circle")
console.log(circle)

We call select to return the svg element.

Then we call selectAll to select all the circle elements.

Conclusion

To select an element inside an SVG with D3 and JavaScript, we can use the select and selectAll methods.