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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 |
|---|---|
| 252 | $editable = get_editable_user_ids( $user_id ); |
| 253 | |
| 254 | if ( !$editable ) { |
| 255 | return false; |
| 256 | } else { |
| 257 | $editable = join(',', $editable); |
| 258 | $authors = $wpdb->get_results( "SELECT * FROM $wpdb->users WHERE ID IN ($editable) ORDER BY display_name" ); |
| 259 | } |
| 260 | |
| 261 | return apply_filters('get_editable_authors', $authors); |
| 262 | } |
| 263 | |
| 264 | /** |
| 265 | * Gets the IDs of any users who can edit posts. |
| 266 | * |
| 267 | * @deprecated 3.1.0 Use get_users() |
| 268 | * |
| 269 | * @param int $user_id User ID. |
| 270 | * @param bool $exclude_zeros Optional, default is true. Whether to exclude zeros. |