The d3.scaleQuantile() function in D3.js is used to create and return a new quantile scale that has the specified domain and range. In case the domain or the range is not specified, each value is set to empty array by default.
Syntax:
d3.scaleQuantile( domain, range )
Parameters: This function accepts two parameters as given above and described below:
- domain: It is an array of only integers that defines the extent of domain values. It is an optional parameter. The default value is set to empty array.
- range: It is an array of integers or strings. It is an optional parameter. The default value is set to empty array.
Return Values: This function does not return anything.
Below programs illustrate the d3.scaleQuantile() function in D3.js:
Example 1:
HTML
<!DOCTYPE html> < html >   < head >     </ script >     </ script >     < script src =     </ script >     < script src =     </ script > </ head >   < body >     < h1 style = "color: green;" >neveropen</ h1 >       < p >d3.ScaleQuantile() Function </ p >       < script >         // Using scaleQuantile function         var quantile = d3.scaleQuantile()             .domain([0, 1])             .range(["blue", "yellow", "green"]);           document.write("< h3 >" +             quantile(0) + "</ h3 >");         document.write("< h3 >" +             quantile(0.3) + "</ h3 >");         document.write("< h3 >" +             quantile(0.5) + "</ h3 >");         document.write("< h3 >" +             quantile(0.9) + "</ h3 >");     </ script > </ body >   </ html > |
Output:
Example 2:
HTML
<!DOCTYPE html> < html >   < head >     </ script >     </ script >     < script src =     </ script >     < script src =     </ script > </ head >   < body >     < h1 style = "color: green;" >         neveropen     </ h1 >       < p >d3.ScaleQuantile() Function </ p >       < script >         // Using the scaleQuantile function         var quantile = d3.scaleQuantile()             .domain([0, 1])             .range([1, 100]);           document.write("< h3 >" +             quantile(0) + "</ h3 >");         document.write("< h3 >" +             quantile(0.3) + "</ h3 >");         document.write("< h3 >" +             quantile(0.5) + "</ h3 >");         document.write("< h3 >" +             quantile(0.9) + "</ h3 >");     </ script > </ body >   </ html > |
Output: