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D3.js closePath() Function

The d3.closePath() function is used to close the current ongoing subpath and is almost the same as SVG’s closepath command.

Syntax:

d3.closePath()

Parameters: It does not accept any parameters.

Return Value: It does not return any value.

Example 1:

HTML




<!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>
        h1 {
            color: green;
        }
  
        svg {
            background-color: #f2f2f2;
        }
  
        .path1,
        .path2 {
            stroke: #000;
        }
    </style>
</head>
  
<body>
    <div>
        <h1>neveropen</h1>
        <b>D3.js | Path.closePath() Function</b>
        <br>
        Note the difference between 
        color of both the lines
        <br><br>
        Without closePath() rest all properties 
        such as color, size are same <br>
  
        <svg width="100" height="100">
            <path class="path1">
        </svg> <br>
  
        With closePath() rest all properties 
        such as color, size are same <br>
        <svg width="100" height="100">
            <path class="path2">
        </svg>
    </div>
  
    <script>
  
        // Creating a path 
        var path1 = d3.path();
        path1.moveTo(40, 0);
          
        // Making line to x:0 and y:100 
        path1.lineTo(40, 100);
        d3.select(".path1").attr("d", path1);
  
        // Creating a path 
        var path1 = d3.path();
        path1.moveTo(40, 0);
          
        // Making line to x:0 and y:100 
        path1.lineTo(40, 100);
          
        // Closing the path 
        path1.closePath();
        d3.select(".path2").attr("d", path1); 
    </script>
</body>
  
</html>


Output:

Example 2:

HTML




<!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>
        h1 {
            color: green;
        }
  
        svg {
            background-color: #f2f2f2;
        }
  
        .path1,
        .path2 {
            stroke: #000;
        }
    </style>
</head>
  
<body>
    <div>
        <h1>neveropen</h1>
        <b>D3.js | Path.closePath() Function</b>
        <br><br>
        Without closePath() rest all properties 
        such as color, size are same <br>
        <svg width="100" height="100">
            <path class="path1">
        </svg> <br>
        With closePath() rest all properties 
        such as color, size are same <br>
        <svg width="100" height="100">
            <path class="path2">
        </svg>
    </div>
  
    <script>
  
        // Creating a path 
        var path1 = d3.path();
        path1.moveTo(40, 0);
          
        // Making line to x:40 and y:100 
        path1.lineTo(40, 90);
          
        // Making line to x:80 and y:100 
        path1.lineTo(80, 90);
        d3.select(".path1").attr("d", path1);
  
        // Creating a path 
        var path1 = d3.path();
        path1.moveTo(40, 0);
          
        // Making line to x:40 and y:100 
        path1.lineTo(40, 90);
          
        // Closing the path 
        path1.closePath();
          
        // Making line to x:80 and y:100 
        path1.lineTo(80, 90);
          
        // Closing the path 
        path1.closePath();
        d3.select(".path2").attr("d", path1); 
    </script>
</body>
  
</html>


Output:

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