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 |
|---|---|
| 1427 | function update_category_cache() { |
| 1428 | return true; |
| 1429 | } |
| 1430 | |
| 1431 | function wp_head() { |
| 1432 | do_action('wp_head'); |
| 1433 | } |
| 1434 | |
| 1435 | function wp_footer() { |
| 1436 | do_action('wp_footer'); |
| 1437 | } |
| 1438 | |
| 1439 | function is_single ($post = '') { |
| 1440 | global $wp_query; |
| 1441 | |
| 1442 | if ( !$wp_query->is_single ) |
| 1443 | return false; |
| 1444 | |
| 1445 | if ( empty( $post) ) |