The line.y() method sets or returns the y accessor point of the line. If y is provided, it must be a number or a function that returns a number.
Syntax:
d3.line.y();
Parameters:
- y-point: This method takes a y-point that can be set from the points array.
Return Value: This method returns the y accessor point of the line.
Example 1: Setting the y-point using this method. For x-points here we have used line.x() function.
HTML
<!DOCTYPE html> <html> <meta charset="utf-8"> <head> <script src= </script> </head> <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) // Setting the y-point .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 y points.
HTML
<!DOCTYPE html> <html> <meta charset="utf-8"> <head> <script src= </script> </head> <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.y()); console.log(Gen.y) </script> </body> </html> |
Output:
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