barchart_1_old.js

var data = { fruits: ['apple', 'banana', 'orange'], values: [100, 120, 85] };
gg.graph(data)
  .layer(
    gg.layer.bar().map({
      'x':'fruits',
      'y':'values'
    })
  ).opts({
    'title':'Bar Chart with Polychart.js V1',
    'dom':'#chart_bar_old',
    'width':400,
    'height':200
  }).render();

barchart_2_new.js

var data2 = polyjs.data({fruits: ['apple', 'banana', 'orange'], values: [100, 120, 85] });
polyjs.chart({
  layer: {
    type: 'bar',
    data: data2,
    x: 'fruits',
    y: 'values'
  },
  title: 'Bar chart with Polychart.js V2',
  dom: 'chart_bar_new',
  width: 400,
  height: 200
});