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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 |
|---|---|
| 5084 | /** |
| 5085 | * Filters arguments used to retrieve media attached to the given post. |
| 5086 | * |
| 5087 | * @since 3.6.0 |
| 5088 | * |
| 5089 | * @param array $args Post query arguments. |
| 5090 | * @param string $type Mime type of the desired media. |
| 5091 | * @param WP_Post $post Post object. |
| 5092 | */ |
| 5093 | $args = apply_filters( 'get_attached_media_args', $args, $type, $post ); |
| 5094 | |
| 5095 | $children = get_children( $args ); |
| 5096 | |
| 5097 | /** |
| 5098 | * Filters the list of media attached to the given post. |
| 5099 | * |
| 5100 | * @since 3.6.0 |
| 5101 | * |
| 5102 | * @param WP_Post[] $children Array of media attached to the given post. |