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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 |
|---|---|
| 40 | function get_comment_author_link() { |
| 41 | global $comment; |
| 42 | $url = get_comment_author_url(); |
| 43 | $author = get_comment_author(); |
| 44 | |
| 45 | if ( empty( $url ) || 'http://' == $url ) |
| 46 | $return = $author; |
| 47 | else |
| 48 | $return = "<a href='$url' rel='external nofollow'>$author</a>"; |
| 49 | return apply_filters('get_comment_author_link', $return); |
| 50 | } |
| 51 | |
| 52 | function comment_author_link() { |
| 53 | echo get_comment_author_link(); |
| 54 | } |
| 55 | |
| 56 | function get_comment_author_IP() { |
| 57 | global $comment; |
| 58 | return apply_filters('get_comment_author_IP', $comment->comment_author_IP); |