The d3.line.x() method sets or gets the x accessor point of the line. If x is provided, it must be a number or a function that returns a number.
Syntax:
d3.line.x(x-point);
Parameters:
- x-point: This method takes an x-point that can be set from the points array.
Return Value: This method returns the x accessor point of the line.
Example 1: Setting the x-point using this method. For y-points here we have used line.y() function.
<!DOCTYPE html> <html> <meta charset="utf-8"> <head>   <title>Line in D3.js</title> </head> <script src= </script>   <body>     <h1 style="text-align: center;                color: green;">          neveropen    </h1>   <center>     <svg id="gfg" width="200" height="200">   </svg> </center>   <script> var points = [   {xpoint: 25, ypoint: 150},   {xpoint: 75, ypoint: 85},   {xpoint: 100, ypoint: 115},   {xpoint: 175, ypoint: 25}];   var Gen = d3.line()   // Setting the x-point   .x((p) => p.xpoint)   .y((p) => p.ypoint);   d3.select("#gfg")   .append("path")   .attr("d", Gen(points))   .attr("fill", "none")   .attr("stroke", "green"); </script> </body> </html> |
Output:
Example 2: getting the function for x points.
<!DOCTYPE html> <html> <meta charset="utf-8"> <head>   <title>Line in D3.js</title> </head> <script src= </script>   <body>     <h1 style="text-align: center; color: green;">        neveropen     </h1>   <center>     <svg id="gfg" width="200" height="200"></svg> </center>   <script> var points = [   {xpoint: 25, ypoint: 150},   {xpoint: 75, ypoint: 85},   {xpoint: 100, ypoint: 115},   {xpoint: 175, ypoint: 25}];   var Gen = d3.line()   .x((p) => p.xpoint)   .y((p) => p.ypoint);   d3.select("#gfg")   .append("path")   .attr("d", Gen(points))   .attr("fill", "none")   .attr("stroke", "green"); console.log(Gen.x()); console.log(Gen.x) </script> </body> </html> |
Output:
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