D3.js stack.order() Method
The stack.order() method takes an ordering function as an argument and returns the stack generator.
Syntax:
stack.order(orderingFunc)
Parameters: This function accepts a single parameter as mentioned above and described below:
- orderingFunc: This is a function that orders the stack content.
Return Value: This method returns the stack generator.
Example 1: Ordering the stack using d3.stackOrderNone function.
HTML
<!DOCTYPE html>
< html >
< head >
< meta charset = "utf-8" >
< script src =
</ script >
</ head >
< body >
< h1 style = "text-align: center; color: green;" >
GeeksforGeeks
</ h1 >
< center >
< canvas id = "gfg" width = "200" height = "200" >
</ canvas >
</ center >
< script >
var data = [
{letter: {a: 3840, b: 1920, c: 960, d: 400}},
{letter: {a: 1600, b: 1440, c: 960, d: 400}},
{letter: {a: 640, b: 960, c: 640, d: 400}},
{letter: {a: 320, b: 480, c: 640, d: 400}}
];
var stackGen = d3.stack()
// Defining keys
.keys(["a", "b", "c", "d"])
// Ordering
.order(d3.stackOrderNone);
var stack = stackGen(data);
console.log(stack);
</ script >
</ body >
</ html >
|
Output:
Example 2: Ordering the stack using d3.stackOrderReverse function.
HTML
<!DOCTYPE html>
< html >
< head >
< meta charset = "utf-8" >
< script src =
</ script >
</ head >
< body >
< h1 style = "text-align: center; color: green;" >
GeeksforGeeks
</ h1 >
< center >
< canvas id = "gfg" width = "200" height = "200" >
</ canvas >
</ center >
< script >
var data = [
{letter: {a: 3840, b: 1920, c: 960, d: 400}},
{letter: {a: 1600, b: 1440, c: 960, d: 400}},
{letter: {a: 640, b: 960, c: 640, d: 400}},
{letter: {a: 320, b: 480, c: 640, d: 400}}
];
var stackGen = d3.stack()
// Defining keys
.keys(["a", "b", "c", "d"])
// Ordering
.order(d3.stackOrderReverse);
var stack = stackGen(data);
console.log(stack);
</ script >
</ body >
</ html >
|
Output:
Last Updated :
15 Sep, 2020
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