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The best way to understand what a hook does is to look at where it occurs in the source code.
do_action( "hook_name" )apply_filters( "hook_name", "what_to_filter" ).Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.
| Line | Code |
|---|---|
| 559 | <excerpt:encoded> |
| 560 | <?php |
| 561 | /** |
| 562 | * Filters the post excerpt used for WXR exports. |
| 563 | * |
| 564 | * @since 2.6.0 |
| 565 | * |
| 566 | * @param string $post_excerpt Excerpt for the current post. |
| 567 | */ |
| 568 | echo wxr_cdata( apply_filters( 'the_excerpt_export', $post->post_excerpt ) ); |
| 569 | ?> |
| 570 | </excerpt:encoded> |
| 571 | <wp:post_id><?php echo intval( $post->ID ); ?></wp:post_id> |
| 572 | <wp:post_date><?php echo wxr_cdata( $post->post_date ); ?></wp:post_date> |
| 573 | <wp:post_date_gmt><?php echo wxr_cdata( $post->post_date_gmt ); ?></wp:post_date_gmt> |
| 574 | <wp:comment_status><?php echo wxr_cdata( $post->comment_status ); ?></wp:comment_status> |
| 575 | <wp:ping_status><?php echo wxr_cdata( $post->ping_status ); ?></wp:ping_status> |
| 576 | <wp:post_name><?php echo wxr_cdata( $post->post_name ); ?></wp:post_name> |
| 577 | <wp:status><?php echo wxr_cdata( $post->post_status ); ?></wp:status> |