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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 |
|---|---|
| 1219 | /** |
| 1220 | * Filter the post edit link anchor tag. |
| 1221 | * |
| 1222 | * @since 2.3.0 |
| 1223 | * |
| 1224 | * @param string $link Anchor tag for the edit link. |
| 1225 | * @param int $post_id Post ID. |
| 1226 | * @param string $text Anchor text. |
| 1227 | */ |
| 1228 | echo $before . apply_filters( 'edit_post_link', $link, $post->ID, $text ) . $after; |
| 1229 | } |
| 1230 | |
| 1231 | /** |
| 1232 | * Retrieve delete posts link for post. |
| 1233 | * |
| 1234 | * Can be used within the WordPress loop or outside of it, with any post type. |
| 1235 | * |
| 1236 | * @since 2.9.0 |
| 1237 | * |