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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 |
|---|---|
| 1430 | $widget_ops = array('classname' => 'widget_tag_cloud', 'description' => __( "Your most used tags in cloud format") ); |
| 1431 | wp_register_sidebar_widget('tag_cloud', __('Tag Cloud'), 'wp_widget_tag_cloud', $widget_ops); |
| 1432 | wp_register_widget_control('tag_cloud', __('Tag Cloud'), 'wp_widget_tag_cloud_control' ); |
| 1433 | |
| 1434 | wp_widget_categories_register(); |
| 1435 | wp_widget_text_register(); |
| 1436 | wp_widget_rss_register(); |
| 1437 | wp_widget_recent_comments_register(); |
| 1438 | |
| 1439 | do_action('widgets_init'); |
| 1440 | } |
| 1441 | |
| 1442 | add_action('init', 'wp_widgets_init', 1); |
| 1443 | |
| 1444 | /* Pattern for multi-widget (allows multiple instances such as the text widget). |
| 1445 | |
| 1446 | // Displays widget on blag |
| 1447 | // $widget_args: number |
| 1448 | // number: which of the several widgets of this type do we mean |