Published
Edited
Aug 28, 2020
1 star
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buildDataTime()
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parseTime = d3.timeParse("%d/%m/%Y");
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function buildDataTime() {
let dataTime=[]
data.forEach(d=>{dataTime.push({
"name":d.name,
"amount":d.amount,
"date":parseTime(d.date)})
})
return d3.group(dataTime, d => d.date)
}
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data = [
{name: "jim", amount: "34.0", date: "11/12/2015"},
{name: "carl", amount: "120.11", date: "11/12/2015"},
{name: "stacy", amount: "12.01", date: "01/04/2016"},
{name: "stacy", amount: "34.05", date: "01/04/2016"}
]
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d3 = require("d3@6")
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Purpose-built for displays of data

Observable is your go-to platform for exploring data and creating expressive data visualizations. Use reactive JavaScript notebooks for prototyping and a collaborative canvas for visual data exploration and dashboard creation.
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