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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 |
|---|---|
| 1028 | |
| 1029 | register_widget('WP_Widget_Recent_Posts'); |
| 1030 | |
| 1031 | register_widget('WP_Widget_Recent_Comments'); |
| 1032 | |
| 1033 | register_widget('WP_Widget_RSS'); |
| 1034 | |
| 1035 | register_widget('WP_Widget_Tag_Cloud'); |
| 1036 | |
| 1037 | do_action('widgets_init'); |
| 1038 | } |
| 1039 | |
| 1040 | add_action('init', 'wp_widgets_init', 1); |
| 1041 | |