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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 |
|---|---|
| 854 | * @since 3.7.0 |
| 855 | * |
| 856 | * @see img_caption_shortcode() |
| 857 | * |
| 858 | * @param int $caption_width Width of the caption in pixels. To remove this inline style, |
| 859 | * return zero. |
| 860 | * @param array $atts Attributes of the caption shortcode. |
| 861 | * @param string $content The image element, possibly wrapped in a hyperlink. |
| 862 | */ |
| 863 | $caption_width = apply_filters( 'img_caption_shortcode_width', $caption_width, $atts, $content ); |
| 864 | |
| 865 | $style = ''; |
| 866 | if ( $caption_width ) |
| 867 | $style = 'style="width: ' . (int) $caption_width . 'px" '; |
| 868 | |
| 869 | return '<div ' . $atts['id'] . $style . 'class="' . esc_attr( $class ) . '">' |
| 870 | . do_shortcode( $content ) . '<p class="wp-caption-text">' . $atts['caption'] . '</p></div>'; |
| 871 | } |
| 872 | |