The d3.schemePuOr[] function is a part of the diverging color scheme in d3.js and is used to return a HEX code color string which corresponds to the color from “PuOr” diverging color scheme.
Syntax:
d3.schemePuOr[k];
Parameters: This function accepts a single parameter as mentioned above and described below:
- k: It is any number in range 3 to 10 inclusively.
Return Values: It returns a hex code of the color.
Below examples illustrate the d3.schemePuOr[] function in D3.js:
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 > </ script > < script src = </ script > < script src = </ script > </ head > < body > < h2 style = "color:green;" >Geeks for neveropen</ h2 > < p >Different colors from schemePuOr are: </ p > < script > document.write("< p >< b >" + d3.schemePuOr[10][9] + "</ p ></ b >"); document.write("< p >< b >" + d3.schemePuOr[10][5] + "</ p ></ b >"); document.write("< p >< b >" + d3.schemePuOr[10][4] + "</ p ></ b >"); document.write("< p >< b >" + d3.schemePuOr[10][3] + "</ p ></ b >"); document.write("< p >< b >" + d3.schemePuOr[10][2] + "</ p ></ b >"); document.write("< p >< b >" + d3.schemePuOr[10][1] + "</ p ></ b >"); document.write("< p >< b >" + d3.schemePuOr[10][0] + "</ p ></ b >"); </ script > </ body > </ html > |
Output:
Example 2:
HTML
<!DOCTYPE html> < html lang = "en" > < head > < meta charset = "UTF-8" > < meta name = "viewport" content=" width = device -width, initial-scale = 1 .0"> <!--Fetching from CDN of D3.js --> </ script > </ script > < script src = </ script > < script src = </ script > < style > div { padding: 6px; color: white; text-align: center; vertical-align: middle; display: flex; justify-content: center; width: fit-content; margin-top: 2px; height: 20px; } </ style > </ head > < body > < h1 style = "color:green;" >neveropen</ h1 > < h2 >D3.schemePuOr[k] </ h2 > < div class = "box1" > < span >d3.schemePuOr[10][9]</ span > </ div > < div class = "box2" > < span >d3.schemePuOr[10][5]</ span > </ div > < div class = "box3" > < span >d3.schemePuOr[10][4]</ span > </ div > < div class = "box4" > < span >d3.schemePuOr[10][2]</ span > </ div > < div class = "box5" > < span >d3.schemePuOr[10][0]</ span > </ div > < script > // creating different colors // for different value of k let color1 = d3.schemePuOr[10][0]; let color2 = d3.schemePuOr[10][1]; let color3 = d3.schemePuOr[10][2]; let color4 = d3.schemePuOr[10][3]; let color5 = d3.schemePuOr[10][4]; // Selecting Div using query selector let box1 = document.querySelector(".box1"); let box2 = document.querySelector(".box2"); let box3 = document.querySelector(".box3"); let box4 = document.querySelector(".box4"); let box5 = document.querySelector(".box5"); // Setting style and BG color of // the particular DIVs box1.style.backgroundColor = color1; box2.style.backgroundColor = color2; box3.style.backgroundColor = color3; box4.style.backgroundColor = color4; box5.style.backgroundColor = color5; </ script > </ body > </ html > |
Output: