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D3.js namespace() Function
  • Last Updated : 19 Aug, 2020

The d3.namespace() function is used to return an object that contains space and local attributes that describe the full namespace URL and the local name. If there is a colon in the name than the string on the left side of the colon is a namespace prefix.

Syntax:

d3.namespace(name);

Parameters: This function contains only one parameter that is given above and described below.

  • name: This is a string that contains a prefix that must be registered in d3.namespaces.

Return Value: This function returns an object.

Example 1:



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<!DOCTYPE html>
<html lang="en">
  
<head>
    <meta charset="UTF-8" />
    <meta name="viewport" path1tent="width=device-width, 
        initial-scale=1.0" />
    <script src="https://d3js.org/d3.v4.min.js">
    </script>
  
    <style>
        h2 {
            color: green;
        }
    </style>
</head>
  
<body>
    <h2>Geeks for geeks</h2>
    <script>
        console.log(d3.namespace("svg:Geeksforgeeks"));
        document.write("<h3>Space: ", 
            d3.namespace("svg:Geeksforgeeks").space, "</h3>");
        document.write("<h3>Local: ", 
            d3.namespace("svg:Geeksforgeeks").local + "</h3>");
    </script>
</body>
  
</html>

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Output:

Example 2:

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<!DOCTYPE html>
<html lang="en">
  
<head>
    <meta charset="UTF-8" />
    <meta name="viewport" path1tent="width=device-width, 
        initial-scale=1.0" />
  
    <script src="https://d3js.org/d3.v4.min.js">
    </script>
</head>
  
<body>
    <script>
        console.log(d3.namespace("xhtml:Geeksforgeeks"));
        console.log(d3.namespace("xlink:Geeksforgeeks"));
        console.log(d3.namespace("xml:Geeksforgeeks"));
    </script>
</body>
  
</html>

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Output:

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