module.exports = { config: { type: 'radar', data: { labels: [0, 1, 2, 3, 4, 5], datasets: [ { // option in dataset data: [0, 5, 10, null, -10, -5], borderColor: '#0000ff', borderWidth: function(ctx) { var index = ctx.index; return index % 2 ? 10 : 20; }, pointBorderColor: '#00ff00' }, { // option in element (fallback) data: [4, -5, -10, null, 10, 5] } ] }, options: { elements: { line: { borderColor: '#ff0000', borderWidth: function(ctx) { var index = ctx.index; return index % 2 ? 10 : 20; }, fill: false }, point: { borderColor: '#00ff00', borderWidth: 5, radius: 10 } }, scales: { r: { display: false, min: -15 } } } }, options: { canvas: { height: 512, width: 512 } } };