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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 |
|---|---|
| 1746 | |
| 1747 | /** |
| 1748 | * Filters the comment notification email subject. |
| 1749 | * |
| 1750 | * @since 1.5.2 |
| 1751 | * |
| 1752 | * @param string $subject The comment notification email subject. |
| 1753 | * @param string $comment_id Comment ID as a numeric string. |
| 1754 | */ |
| 1755 | $subject = apply_filters( 'comment_notification_subject', $subject, $comment->comment_ID ); |
| 1756 | |
| 1757 | /** |
| 1758 | * Filters the comment notification email headers. |
| 1759 | * |
| 1760 | * @since 1.5.2 |
| 1761 | * |
| 1762 | * @param string $message_headers Headers for the comment notification email. |
| 1763 | * @param string $comment_id Comment ID as a numeric string. |
| 1764 | */ |