原文:https://blog.csdn.net/chy555chy/article/details/53535581 参考 MDN开发文档 https://developer.mozilla.org/en-US/docs/Web/SVG/SVG_animation_with_SMIL SMIL As of Chrome 45.0, SMIL animations are deprecated in favor of CSS animations and Web animations. Geck
git: https://github.com/rainnaZR/svg-animations/tree/master/src/pages/step2/path 说明 这个动画实现的是线条动画,主要用到的是 SVG 的 path 标签. <path> 标签命令 使用 <path> 标签的 d 属性标识路径集合,勾画线条的形状. M = moveto L = lineto H = horizontal lineto V = vertical lineto C = curveto S