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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 |
|---|---|
| 55 | * Filter the bloginfo for display in RSS feeds. |
| 56 | * |
| 57 | * @since 2.1.0 |
| 58 | * |
| 59 | * @see get_bloginfo() |
| 60 | * |
| 61 | * @param string $rss_container RSS container for the blog information. |
| 62 | * @param string $show The type of blog information to retrieve. |
| 63 | */ |
| 64 | echo apply_filters( 'bloginfo_rss', get_bloginfo_rss( $show ), $show ); |
| 65 | } |
| 66 | |
| 67 | /** |
| 68 | * Retrieve the default feed. |
| 69 | * |
| 70 | * The default feed is 'rss2', unless a plugin changes it through the |
| 71 | * 'default_feed' filter. |
| 72 | * |
| 73 | * @since 2.5.0 |