D3.js quantile.invertExtent() Function

Last Updated : 23 Aug, 2020

The quantile.invertExtent() function in d3.js is used to return the extent of the values that are present in the specified domain for the corresponding value in the range.

Syntax:

quantile.invertExtent( value )

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

value: It is the value that corresponds to the specified range.

Return Values: This function returns a value from the specified domain.

Below programs illustrate the quantile.invertExtent() function in D3.js:

Example 1:

HTML

<!DOCTYPE html> 
<html> 
  
<head> 
    <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> 
    <h1 style="color: green;"> 
        GeeksforGeeks 
    </h1> 
  
    <p>quantile.invertExtent() Function </p> 
  
    <script> 
        var quantile = d3.scaleQuantile() 
            // Setting domain for the scale. 
            .domain([1, 10]) 
            // Setting the range of the scale. 
            .range([0, 960]); 
  
        // Printing the output 
        document.write("<h3>" + 
            quantile.invertExtent(960) + 
            "</h3>"); 
        document.write("<h3>" + 
            quantile.invertExtent(0) + 
            "</h3>"); 
    </script> 
</body> 
  
</html> 

Output:

Example 2:

HTML

<!DOCTYPE html> 
<html> 
  
<head> 
    <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> 
    <h1 style="color: green;"> 
        GeeksforGeeks 
    </h1> 
  
    <p>quantile.invertExtent() Function </p> 
  
    <script> 
        var quantile = d3.scaleQuantile() 
            // Setting domain for the scale. 
            .domain([1, 10]) 
            // Setting the range of the scale. 
            .range(["red", "blue", "orange"]); 
  
        // Printing the output 
        document.write( 
            "<h3>quantile.invertExtent(\"blue\"): " + 
            quantile.invertExtent("blue") + "</h3>"); 
        document.write( 
            "<h3>quantile.invertExtent(\"red\"): " + 
            quantile.invertExtent("red") + "</h3>"); 
    </script> 
</body> 
  
</html> 

Output:

D3.js quantile.domain() Function

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