## WorkbookMetadata class

Represents the meta data.

```js
new WorkbookMetadata(fileName, options)
```

Create the meta data object.

## Methods

| Name | Description |
| --- | --- |
| [getBuiltInDocumentProperties()](#getbuiltindocumentproperties) | Returns a DocumentProperty collection that represents all the built-in document properties of the spreadsheet. |
| [getCustomDocumentProperties()](#getcustomdocumentproperties) | Returns a DocumentProperty collection that represents all the custom document properties of the spreadsheet. |
| [getOptions()](#getoptions) | Gets the options of the metadata. |
| [save(fileName)](#save) | Save the modified metadata to the file. |

### getBuiltInDocumentProperties() {#getbuiltindocumentproperties}

Returns a DocumentProperty collection that represents all the built-in document properties of the spreadsheet.

### getCustomDocumentProperties() {#getcustomdocumentproperties}

Returns a DocumentProperty collection that represents all the custom document properties of the spreadsheet.

### getOptions() {#getoptions}

Gets the options of the metadata.

### save(fileName) {#save}

Save the modified metadata to the file.

| Parameter | Type | Description |
| --- | --- | --- |
| fileName | String | The file name. |