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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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89 | * Filters the comment author's returned email address. |
90 | * |
91 | * @since 1.5.0 |
92 | * @since 4.1.0 The `$comment_ID` and `$comment` parameters were added. |
93 | * |
94 | * @param string $comment_author_email The comment author's email address. |
95 | * @param int $comment_ID The comment ID. |
96 | * @param WP_Comment $comment The comment object. |
97 | */ |
98 | return apply_filters( 'get_comment_author_email', $comment->comment_author_email, $comment->comment_ID, $comment ); |
99 | } |
100 |
|
101 | /** |
102 | * Display the email of the author of the current global $comment. |
103 | * |
104 | * Care should be taken to protect the email address and assure that email |
105 | * harvesters do not capture your commentors' email address. Most assume that |
106 | * their email address will not appear in raw form on the site. Doing so will |
107 | * enable anyone, including those that people don't want to get the email |