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 |
|---|---|
| 2153 | * of the default playlist output, returning the passed value instead. |
| 2154 | * |
| 2155 | * @since 3.9.0 |
| 2156 | * @since 4.2.0 The `$instance` parameter was added. |
| 2157 | * |
| 2158 | * @param string $output Playlist output. Default empty. |
| 2159 | * @param array $attr An array of shortcode attributes. |
| 2160 | * @param int $instance Unique numeric ID of this playlist shortcode instance. |
| 2161 | */ |
| 2162 | $output = apply_filters( 'post_playlist', '', $attr, $instance ); |
| 2163 | |
| 2164 | if ( ! empty( $output ) ) { |
| 2165 | return $output; |
| 2166 | } |
| 2167 | |
| 2168 | $atts = shortcode_atts( |
| 2169 | array( |
| 2170 | 'type' => 'audio', |
| 2171 | 'order' => 'ASC', |