apply_filters( 'the_excerpt_export', string $post_excerpt )
Filters the post excerpt used for WXR exports.
Parameters
- $post_excerpt
 -  
(string) Excerpt for the current post.
 
Source
Changelog
| Version | Description | 
|---|---|
| 2.6.0 | Introduced. | 
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Licensed under the GNU GPLv2+ License.
    https://developer.wordpress.org/reference/hooks/the_excerpt_export