Function before

before<T extends AnyNode>(
    this: Cheerio<T>,
    ...elems:
        | BasicAcceptedElems<AnyNode>[]
        | [
            (
                this: AnyNode,
                i: number,
                html: string,
            ) => BasicAcceptedElems<AnyNode>,
        ],
): Cheerio<T>
Insert content previous to each element in the set of matched elements.
Type Parameters
- T extends AnyNode
Parameters
- this: Cheerio<T>
- ...elems:
  | BasicAcceptedElems<AnyNode>[]
  | [(this: AnyNode, i: number, html: string) => BasicAcceptedElems<AnyNode>]
  HTML string, DOM element, array of DOM elements or Cheerio to insert before each element in the set of matched elements.
Returns Cheerio<T>
The instance itself.
Example
```
$('.apple').before('<li class="plum">Plum</li>');
$.html();
//=>  <ul id="fruits">
//      <li class="plum">Plum</li>
//      <li class="apple">Apple</li>
//      <li class="orange">Orange</li>
//      <li class="pear">Pear</li>
//    </ul>
```
See
https://api.jquery.com/before/
- Defined in node_modules/cheerio/dist/esm/api/manipulation.d.ts:352