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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 |
|---|---|
| 1651 | * |
| 1652 | * @since 2.6.0 |
| 1653 | * |
| 1654 | * @see img_caption_shortcode() |
| 1655 | * |
| 1656 | * @param string $output The caption output. Default empty. |
| 1657 | * @param array $attr Attributes of the caption shortcode. |
| 1658 | * @param string $content The image element, possibly wrapped in a hyperlink. |
| 1659 | */ |
| 1660 | $output = apply_filters( 'img_caption_shortcode', '', $attr, $content ); |
| 1661 | |
| 1662 | if ( ! empty( $output ) ) { |
| 1663 | return $output; |
| 1664 | } |
| 1665 | |
| 1666 | $atts = shortcode_atts( |
| 1667 | array( |
| 1668 | 'id' => '', |
| 1669 | 'caption_id' => '', |