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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 |
|---|---|
| 1859 | |
| 1860 | /** |
| 1861 | * Filters the description for a post type archive. |
| 1862 | * |
| 1863 | * @since 4.9.0 |
| 1864 | * |
| 1865 | * @param string $description The post type description. |
| 1866 | * @param WP_Post_Type $post_type_obj The post type object. |
| 1867 | */ |
| 1868 | return apply_filters( 'get_the_post_type_description', $description, $post_type_obj ); |
| 1869 | } |
| 1870 | |
| 1871 | /** |
| 1872 | * Retrieves archive link content based on predefined or custom code. |
| 1873 | * |
| 1874 | * The format can be one of four styles. The 'link' for head element, 'option' |
| 1875 | * for use in the select element, 'html' for use in list (either ol or ul HTML |
| 1876 | * elements). Custom content is also supported using the before and after |
| 1877 | * parameters. |