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To save our bandwidth, we show only a snippet of code around each occurence of the hook. View complete file in SVN (without highlighting).
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 |
|---|---|
| 43 | if ( ! is_user_logged_in() ) { |
| 44 | if ( get_option('users_can_register') ) |
| 45 | $link = $before . '<a href="' . get_option('siteurl') . '/wp-login.php?action=register">' . __('Register') . '</a>' . $after; |
| 46 | else |
| 47 | $link = ''; |
| 48 | } else { |
| 49 | $link = $before . '<a href="' . get_option('siteurl') . '/wp-admin/">' . __('Site Admin') . '</a>' . $after; |
| 50 | } |
| 51 | |
| 52 | echo apply_filters('register', $link); |
| 53 | } |
| 54 | |
| 55 | |
| 56 | function wp_meta() { |
| 57 | do_action('wp_meta'); |
| 58 | } |
| 59 | |
| 60 | |
| 61 | function bloginfo($show='') { |