md`# My First Assignment`
d3 = require("d3@5")
topojson = require("topojson-client@3")
states = FileAttachment("PMHDShapeFileProjected.json").json()
states_features = topojson.feature(states, states.objects.PMHDShapeFileProjected)
csv_data = d3.csvParse(await FileAttachment("PMHDShapeFileProjected.csv").text(),({CountyName, County_Val, Population}) => [CountyName, +County_Val, +Population, +Population*+County_Val])
//this is how to take the values of a variable (column) from all variables you created from the csv file
MentallyUnhealthyDays = Array.from(csv_data.values(), d => d[1])
//this is how you map the id column to the values. We will use this for joining with topojson later.
data = Object.assign(new Map(csv_data), {title: ["State", "Mentally Unhealthy Days Within A Month Per Person"]})
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.
