Function createCustomScroll

createCustomScroll(selector, options?): (() => void)
为指定元素创建自定义滚动条
Parameters
- selector: string
  目标元素选择器
- options: {
      scrollClassName?: string;
      scrollContainer?: string;
      scrollCssDirection?: "horizontal" | "vertical";
      scrollCtrlDirection?: "y" | "x";
  } = {}
  配置选项
  - OptionalscrollClassName?: string
    滚动条容器类名
  - OptionalscrollContainer?: string
    滚动条插入的容器选择器,默认插入到目标元素顶部
  - OptionalscrollCssDirection?: "horizontal" | "vertical"
    滚动条样式方向
  - OptionalscrollCtrlDirection?: "y" | "x"
    控制滚动方向
Returns (() => void)
- - (): void
  - Returns void
Example
```
// 创建一个垂直样式的滚动条，控制横向滚动
const destroy = createCustomScroll('#my-element', {
  scrollCssDirection: 'vertical', // 滚动条样式方向
  scrollCtrlDirection: 'x', // 控制滚动方向
  scrollContainer: '.custom-container', // 滚动条插入位置
  scrollClassName: 'my-scroll', // 自定义类名
});

// 销毁滚动条
destroy();
```