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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 |
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49 |
|
50 | foreach ( (array)$cats as $cat ) : |
51 | /** |
52 | * Filters the OPML outline link category name. |
53 | * |
54 | * @since 2.2.0 |
55 | * |
56 | * @param string $catname The OPML outline category name. |
57 | */ |
58 | $catname = apply_filters( 'link_category', $cat->name ); |
59 |
|
60 | ?> |
61 | <outline type="category" title="<?php echo esc_attr($catname); ?>"> |
62 | <?php |
63 | $bookmarks = get_bookmarks(array("category" => $cat->term_id)); |
64 | foreach ( (array)$bookmarks as $bookmark ) : |
65 | /** |
66 | * Filters the OPML outline link title text. |
67 | * |