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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 |
|---|---|
| 87 | |
| 88 | |
| 89 | function comment_author_rss() { |
| 90 | echo get_comment_author_rss(); |
| 91 | } |
| 92 | |
| 93 | |
| 94 | function comment_text_rss() { |
| 95 | $comment_text = get_comment_text(); |
| 96 | $comment_text = apply_filters('comment_text_rss', $comment_text); |
| 97 | echo $comment_text; |
| 98 | } |
| 99 | |
| 100 | |
| 101 | function comments_rss_link($link_text = 'Comments RSS', $commentsrssfilename = 'nolongerused') { |
| 102 | $url = get_post_comments_feed_link(); |
| 103 | echo "<a href='$url'>$link_text</a>"; |
| 104 | } |
| 105 | |