JSFiddle - React, Tailwind, and code Playground
JavaScript
var array = [50, 30, 5, 12]
d3.select('body')
.append('svg')
.attr('width', 400)
.selectAll('circle')
.data(array)
.enter()
.append('circle')
.attr('cx', function (d, i) { return 50 + i * 100 })
.attr('cy', 50)
.attr('r', function (d) { return d })