WP hooks navigation: Home/browse • Actions index • Filters index
To save our bandwidth, we show only a snippet of code around each occurence of the hook. View complete file in SVN (without highlighting).
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 |
|---|---|
| 866 | * @since 3.7.0 |
| 867 | * |
| 868 | * @see img_caption_shortcode() |
| 869 | * |
| 870 | * @param int $caption_width Width of the caption in pixels. To remove this inline style, |
| 871 | * return zero. |
| 872 | * @param array $atts Attributes of the caption shortcode. |
| 873 | * @param string $content The image element, possibly wrapped in a hyperlink. |
| 874 | */ |
| 875 | $caption_width = apply_filters( 'img_caption_shortcode_width', $caption_width, $atts, $content ); |
| 876 | |
| 877 | $style = ''; |
| 878 | if ( $caption_width ) |
| 879 | $style = 'style="width: ' . (int) $caption_width . 'px" '; |
| 880 | |
| 881 | return '<div ' . $atts['id'] . $style . 'class="' . esc_attr( $class ) . '">' |
| 882 | . do_shortcode( $content ) . '<p class="wp-caption-text">' . $atts['caption'] . '</p></div>'; |
| 883 | } |
| 884 | |