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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 |
|---|---|
| 265 | |
| 266 | /** |
| 267 | * Filter the number of posts a user has written. |
| 268 | * |
| 269 | * @since 2.7.0 |
| 270 | * |
| 271 | * @param int $count The user's post count. |
| 272 | * @param int $userid User ID. |
| 273 | */ |
| 274 | return apply_filters( 'get_usernumposts', $count, $userid ); |
| 275 | } |
| 276 | |
| 277 | /** |
| 278 | * Number of posts written by a list of users. |
| 279 | * |
| 280 | * @since 3.0.0 |
| 281 | * |
| 282 | * @param array $users Array of user IDs. |
| 283 | * @param string $post_type Optional. Post type to check. Defaults to post. |