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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 |
---|---|
2699 | * Modify returned attachment counts by mime type. |
2700 | * |
2701 | * @since 3.7.0 |
2702 | * |
2703 | * @param object $counts An object containing the attachment counts by |
2704 | * mime type. |
2705 | * @param string $mime_type The mime type pattern used to filter the attachments |
2706 | * counted. |
2707 | */ |
2708 | return apply_filters( 'wp_count_attachments', (object) $counts, $mime_type ); |
2709 | } |
2710 |
|
2711 | /** |
2712 | * Get default post mime types. |
2713 | * |
2714 | * @since 2.9.0 |
2715 | * @since 5.3.0 Added the 'Documents', 'Spreadsheets', and 'Archives' mime type groups. |
2716 | * |
2717 | * @return array List of post mime types. |