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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 |
|---|---|
| 6440 | |
| 6441 | /** |
| 6442 | * Filters the retrieved list of pages. |
| 6443 | * |
| 6444 | * @since 2.1.0 |
| 6445 | * |
| 6446 | * @param WP_Post[] $pages Array of page objects. |
| 6447 | * @param array $parsed_args Array of get_pages() arguments. |
| 6448 | */ |
| 6449 | return apply_filters( 'get_pages', $pages, $parsed_args ); |
| 6450 | } |
| 6451 | |
| 6452 | // |
| 6453 | // Attachment functions. |
| 6454 | // |
| 6455 | |
| 6456 | /** |
| 6457 | * Determines whether an attachment URI is local and really an attachment. |
| 6458 | * |