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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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223 | $comment = get_comment( $comment_ID ); |
224 |
|
225 | /** |
226 | * Filter the comment author's returned IP address. |
227 | * |
228 | * @since 1.5.0 |
229 | * |
230 | * @param string $comment->comment_author_IP The comment author's IP address. |
231 | */ |
232 | return apply_filters( 'get_comment_author_IP', $comment->comment_author_IP ); |
233 | } |
234 |
|
235 | /** |
236 | * Display the IP address of the author of the current comment. |
237 | * |
238 | * @since 0.71 |
239 | * |
240 | * @param int $comment_ID Optional. The ID of the comment for which to print the author's IP address. Default current comment. |
241 | */ |