一款HTML5 Canvas图表应用提供了折线图和柱形图两种，这款HTML5图表在初始化数据的时候有一种渐现的动画特效，我们可以将这款图表应用在统计页面上。(An HTML 5 Canvas chart application offers both line and bar charts. This HTML 5 chart has a fading animation effect when initializing data. W