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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 |
|---|---|
| 1230 | } |
| 1231 | |
| 1232 | /** |
| 1233 | * Filters the returned trackback URL. |
| 1234 | * |
| 1235 | * @since 2.2.0 |
| 1236 | * |
| 1237 | * @param string $trackback_url The trackback URL. |
| 1238 | */ |
| 1239 | return apply_filters( 'trackback_url', $trackback_url ); |
| 1240 | } |
| 1241 | |
| 1242 | /** |
| 1243 | * Displays the current post's trackback URL. |
| 1244 | * |
| 1245 | * @since 0.71 |
| 1246 | * |
| 1247 | * @param bool $deprecated_echo Not used. |
| 1248 | * @return void|string Should only be used to echo the trackback URL, use get_trackback_url() |