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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 |
|---|---|
| 148 | |
| 149 | include(ABSPATH . 'wp-admin/admin-footer.php'); |
| 150 | |
| 151 | // Make sure rules are flushed |
| 152 | global $wp_rewrite; |
| 153 | $wp_rewrite->flush_rules(false); |
| 154 | |
| 155 | exit(); |
| 156 | } else { |
| 157 | do_action("load-$pagenow"); |
| 158 | } |
| 159 | |
| 160 | if ( !empty($_REQUEST['action']) ) |
| 161 | do_action('admin_action_' . $_REQUEST['action']); |
| 162 | |
| 163 | ?> |
| 164 | |