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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 |
|---|---|
| 550 | ); |
| 551 | |
| 552 | /** |
| 553 | * Filters the atom enclosure HTML link tag for the current post. |
| 554 | * |
| 555 | * @since 2.2.0 |
| 556 | * |
| 557 | * @param string $html_link_tag The HTML link tag with a URI and other attributes. |
| 558 | */ |
| 559 | echo apply_filters( 'atom_enclosure', $html_link_tag ); |
| 560 | } |
| 561 | } |
| 562 | } |
| 563 | } |
| 564 | |
| 565 | /** |
| 566 | * Determine the type of a string of data with the data formatted. |
| 567 | * |
| 568 | * Tell whether the type is text, HTML, or XHTML, per RFC 4287 section 3.1. |