get_the_guid WordPress Filter Hook
The get_the_guid WordPress hook is used to get the unique identifier (guid) for a post. This guid is used in feeds and trackbacks.
apply_filters( 'get_the_guid',  string $guid ,  int $id  ) #
Filters the Global Unique Identifier (guid) of the post.
Parameters
- $guid
- (string)Global Unique Identifier (guid) of the post. 
- $id
- (int)The post ID. 
More Information
Note that the filter callback function must return the guid after it is finished processing, or any code using the guid (for example: RSS feeds) will break, and other plugins also filtering the guid may generate errors.
Source
Changelog
| Version | Description | 
|---|---|
| 1.5.0 | Introduced. |