if(split.length===4)split.pop()// removes the last elem
returnsplit.join("_")
})
import{fileInput}from"@mbostock/file-input"
d3=require("d3","d3-array@^2.2")
//d3 = require("d3-array@^2.2")
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.