可以把鼠标移上去看看动态效果。
var ctx = document.getElementById('chart6598').getContext('2d');
var options = {
type: 'line',
data: {
labels: ['January', 'February', 'March', 'April', 'May', 'June', 'July'],
datasets: [{
label: 'My First dataset',
backgroundC...
