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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 |
|---|---|
| 821 | * |
| 822 | * @since 2.5.0 |
| 823 | * |
| 824 | * @see wp_get_attachment_metadata() |
| 825 | * |
| 826 | * @param string $html HTML markup for a media item sent to the editor. |
| 827 | * @param int $send_id The first key from the $_POST['send'] data. |
| 828 | * @param array $attachment Array of attachment metadata. |
| 829 | */ |
| 830 | $html = apply_filters( 'media_send_to_editor', $html, $send_id, $attachment ); |
| 831 | |
| 832 | return media_send_to_editor( $html ); |
| 833 | } |
| 834 | |
| 835 | return $errors; |
| 836 | } |
| 837 | |
| 838 | /** |
| 839 | * Handles the process of uploading media. |