Thursday, September 18, 2025
HomeLanguagesJavascriptD3.js linkHorizontal() Method

D3.js linkHorizontal() Method

The d3.linkHorizontal() method returns a new link generator with Horizontal tangents. It is typically used when the root is on the top/bottom edge with the children going down/up.

Syntax:

var link = d3.linkHorizontal()
    .x(function(d) { return d.x; })
    .y(function(d) { return d.y; });

Parameters: This function does not take any parameter.

Return Value: This method returns a new link generator.

Example:

HTML




<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8">
 
    <script src=
        "https://d3js.org/d3.v5.min.js">
    </script>
</head>
 
<body>
 
    <h1 style="text-align: center; color: green;">
        neveropen
    </h1>
 
    <h3 style="text-align: center;">
        D3.js | linkHorizontal() Method
    </h3>
 
    <center>
    <svg id="gfg" width="200" height="200"></svg>
    </center>
 
    <script>
 
        var data = [
            {source: [100,25], target: [200,175]},
            {source: [100,25], target: [25,175]}];
       
        // Horizontal link generator
        var link = d3.linkHorizontal()
                .source(function(d) {
                    return [d.source[1], d.source[0]];
                })
                .target(function(d) {
                    return [d.target[1], d.target[0]];
                });
       
        //Adding the link paths
        d3.select("#gfg")
        .selectAll("path")
        .data(data)
        .join("path")
        .attr("d", link)
        .classed("link", true);
 
    </script>
</body>
 
</html>


Output:

Whether you’re preparing for your first job interview or aiming to upskill in this ever-evolving tech landscape, neveropen Courses are your key to success. We provide top-quality content at affordable prices, all geared towards accelerating your growth in a time-bound manner. Join the millions we’ve already empowered, and we’re here to do the same for you. Don’t miss out – check it out now!
RELATED ARTICLES

Most Popular

Dominic
32299 POSTS0 COMMENTS
Milvus
84 POSTS0 COMMENTS
Nango Kala
6664 POSTS0 COMMENTS
Nicole Veronica
11837 POSTS0 COMMENTS
Nokonwaba Nkukhwana
11895 POSTS0 COMMENTS
Shaida Kate Naidoo
6779 POSTS0 COMMENTS
Ted Musemwa
7054 POSTS0 COMMENTS
Thapelo Manthata
6738 POSTS0 COMMENTS
Umr Jansen
6744 POSTS0 COMMENTS