D3.js interpolateViridis() Function

0 0 Less than a minute

The d3.interpolateViridis() function in D3.js is used to return a particular color from the “viridis” sequential color scheme which is returned as an RGB string.

Syntax:

d3.interpolateViridis(t)

Parameters: This function accepts a single parameter as mentioned above and described below:

t: “t” is a number in a range [0, 1]

Return Values: It returns an RGB string.

Below given are a few examples of the function given above.

Example1:

<!DOCTYPE html>  
<html lang="en">  
<head>  
    <meta charset="UTF-8" />  
    <meta name="viewport"
        path1tent="width=device-width,   
        initial-scale=1.0"/>  
          
    <title>D3.js interpolateViridis() Function</title>  
    <script src= "https://d3js.org/d3.v4.min.js"></script>  
    <script src= "https://d3js.org/d3-color.v1.min.js"></script>  
    <script src= "https://d3js.org/d3-interpolate.v1.min.js"></script>  
    <script src= "https://d3js.org/d3-scale-chromatic.v1.min.js"></script>  
</head>  
<body>  
    <center> 
    <h1 style="color:green;">GeeksForGeeks</h1> 
      
    <h3>D3.js interpolateViridis() Function</h3> 
      
    <script>  
        document.write(d3.interpolateViridis(0)+"<br>");  
        document.write(d3.interpolateViridis(0.1)+"<br>"); 
        document.write(d3.interpolateViridis(0.2)+"<br>"); 
        document.write(d3.interpolateViridis(0.3)+"<br>"); 
        document.write(d3.interpolateViridis(0.4)+"<br>"); 
        document.write(d3.interpolateViridis(0.5)+"<br>"); 
        document.write(d3.interpolateViridis(0.6)+"<br>"); 
        document.write(d3.interpolateViridis(0.7)+"<br>"); 
        document.write(d3.interpolateViridis(0.8)+"<br>"); 
        document.write(d3.interpolateViridis(0.9)+"<br>"); 
        document.write(d3.interpolateViridis(1)); 
    </script>  
    </center> 
</body>  
</html>