版本:2.4.0
- https://cdn.bootcdn.net/ajax/libs/Chart.js/2.4.0/Chart.bundle.js
- https://cdn.bootcdn.net/ajax/libs/Chart.js/2.4.0/Chart.bundle.min.js
- https://cdn.bootcdn.net/ajax/libs/Chart.js/2.4.0/Chart.js
- https://cdn.bootcdn.net/ajax/libs/Chart.js/2.4.0/Chart.min.js