animateMotion
        
        
          
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                  Widely available
                
                
              
        
        
        
          
                
              
                
              
                
              
        
        
      
      This feature is well established and works across many devices and browser versions. It’s been available across browsers since 2020年1月.
<animateMotion> 元素定义了一个元素如何沿着运动路径进行移动。
示例
css
html,
body,
svg {
  height: 100%;
  margin: 0;
  padding: 0;
  display: block;
}
xml
<svg viewBox="0 0 200 100" xmlns="http://www.w3.org/2000/svg">
  <path fill="none" stroke="lightgrey"
    d="M20,50 C20,-50 180,150 180,50 C180-50 20,150 20,50 z" />
  <circle r="5" fill="red">
    <animateMotion dur="10s" repeatCount="indefinite"
      path="M20,50 C20,-50 180,150 180,50 C180-50 20,150 20,50 z" />
  </circle>
</svg>
使用上下文
属性
>Global 属性
专有属性
DOM 接口
该元素实现了 SVGAnimateMotionElement 接口。
规范
| Specification | 
|---|
| SVG Animations Level 2> # AnimateMotionElement>  | 
            
浏览器兼容性
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