The d3.schemeBuPu[] function in D3.js is used to return a particular color from the “BuPu” sequential color scheme which is returned as a HEX string.
Syntax:
d3.schemeBuPu[k]
Parameters: This function accepts a single parameter as mentioned above and described below.
- k: “k” is a number ranging from 3 to 9.
Return Values: It returns a HEX string.
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= "
</ script >
< script src= "
</ script >
< script src= "
</ script >
< script src= "
</ script >
</ head >
< body >
< center >
< h1 style = "color:green;" >GeeksForGeeks</ h1 >
< h3 >D3.js schemeBuPu[] Function</ h3 >
< script >
document.write(d3.schemeBuPu[8][0]+"< br >");
document.write(d3.schemeBuPu[8][1]+"< br >");
document.write(d3.schemeBuPu[8][2]+"< br >");
document.write(d3.schemeBuPu[8][3]+"< br >");
document.write(d3.schemeBuPu[8][4]+"< br >");
document.write(d3.schemeBuPu[8][5]+"< br >");
document.write(d3.schemeBuPu[8][6]+"< br >");
document.write(d3.schemeBuPu[8][7]+"< br >");
</ script >
</ center >
</ 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= "
</ script >
< script src= "
</ script >
< script src= "
</ script >
< script src= "
</ script >
< style >
div {
padding: 3px;
width: fit-content;
height: 20px;
width: 250px;
}
</ style >
</ head >
< body >
< center >
< h1 style = "color:green;" >GeeksForGeeks</ h1 >
< h3 >D3.js schemeBuPu() Function</ h3 >
< div class = "b1" >
< span >
D3.schemeBuPu[8][0]
</ span >
</ div >
< div class = "b2" >
< span >
D3.schemeBuPu[8][1]
</ span >
</ div >
< div class = "b3" >
< span >
D3.schemeBuPu[8][2]
</ span >
</ div >
< div class = "b4" >
< span >
D3.schemeBuPu[8][3]
</ span >
</ div >
< div class = "b5" >
< span >
D3.schemeBuPu[8][4]
</ span >
</ div >
< div class = "b6" >
< span >
D3.schemeBuPu[8][5]
</ span >
</ div >
< div class = "b7" >
< span >
D3.schemeBuPu[8][6]
</ span >
</ div >
< div class = "b8" >
< span >
D3.schemeBuPu[8][7]
</ span >
</ div >
< script >
// Array of colors is given
let color1 = d3.schemeBuPu[8][0];
let color2 = d3.schemeBuPu[8][1];
let color3 = d3.schemeBuPu[8][2];
let color4 = d3.schemeBuPu[8][3];
let color5 = d3.schemeBuPu[8][4];
let color6 = d3.schemeBuPu[8][5];
let color7 = d3.schemeBuPu[8][6];
let color8 = d3.schemeBuPu[8][7];
let b1 = document.querySelector(".b1");
let b2 = document.querySelector(".b2");
let b3 = document.querySelector(".b3");
let b4 = document.querySelector(".b4");
let b5 = document.querySelector(".b5");
let b6 = document.querySelector(".b6");
let b7 = document.querySelector(".b7");
let b8 = document.querySelector(".b8");
b1.style.backgroundColor = color1;
b2.style.backgroundColor = color2;
b3.style.backgroundColor = color3;
b4.style.backgroundColor = color4;
b5.style.backgroundColor = color5;
b6.style.backgroundColor = color6;
b7.style.backgroundColor = color7;
b8.style.backgroundColor = color8;
</ script >
</ center >
</ body >
</ html >
|
Output: