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 |
|---|---|
| 389 | $return = "<ul class='wp-tag-cloud'>\n\t<li>"; |
| 390 | $return .= join("</li>\n\t<li>", $a); |
| 391 | $return .= "</li>\n</ul>\n"; |
| 392 | break; |
| 393 | default : |
| 394 | $return = join("\n", $a); |
| 395 | break; |
| 396 | endswitch; |
| 397 | |
| 398 | return apply_filters( 'wp_generate_tag_cloud', $return, $tags, $args ); |
| 399 | } |
| 400 | |
| 401 | // |
| 402 | // Helper functions |
| 403 | // |
| 404 | |
| 405 | function walk_category_tree() { |
| 406 | $walker = new Walker_Category; |
| 407 | $args = func_get_args(); |