The pow.interpolate() function is used to set the range interpolator factory which is used to create the interpolators for each pair of values from the adjacent ranges.
Syntax:
pow.interpolate(interpolate);
Parameters: This function accepts a single parameter as mentioned above and described below.
- interpolator: This parameter accepts an interpolator.
Return Value: This function does not return anything.
Below examples illustrate the pow.interpolate() function in D3.js:
Example: Below given is a example of the function given mentioned above.
<!DOCTYPE html> <html lang="en">   <head>     <meta charset="UTF-8" />     <meta name="viewport" path1tent=         "width=device-width,initial-scale=1.0"/>     </script>     <script src=     </script>     <script src=     </script>     <script src=     </script> </head>   <body>     <h2 style="color:green;">         neveropen     </h2>       <p>D3.js pow.interpolate() Function</p>       <script>         var pow = d3.scalePow()                       // Domain ranges -10, 0, 10             .domain([-10, 0, 10])                       // Range for the domain             .range([10, 20, 30, 40, 50, 60, 70, 80, 90])                       // Using interpolateRound             .interpolate(d3.interpolateRound);           document.write("<h3>pow(1.0): " + pow(1.0) + "</h3>");         document.write("<h3>pow(2.0): " + pow(2.0) + "</h3>");         document.write("<h3>pow(3.5): " + pow(3.5) + "</h3>");         document.write("<h3>pow(4.1): " + pow(4.1) + "</h3>");         document.write("<h3>pow(1.3): " + pow(1.3) + "</h3>");         document.write("<h3>pow(-1.5): " + pow(-2.5) + "</h3>");     </script> </body>   </html> |
Output:
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