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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 |
---|---|
159 | * |
160 | * @since 2.9.0 |
161 | * |
162 | * @see WP_Embed::shortcode() |
163 | * |
164 | * @param string|false $return The HTML result of the shortcode, or false on failure. |
165 | * @param string $url The embed URL. |
166 | * @param array $attr An array of shortcode attributes. |
167 | */ |
168 | return apply_filters( 'embed_handler_html', $return, $url, $attr ); |
169 | } |
170 | } |
171 | } |
172 | } |
173 |
|
174 | return false; |
175 | } |
176 |
|
177 | /** |