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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 |
|---|---|
| 18 | if ( in_array( $the_current_page, $min_width_pages ) ) { |
| 19 | $ie6_no_scrollbar = false; |
| 20 | add_filter( 'admin_body_class', 'add_minwidth' ); |
| 21 | } |
| 22 | |
| 23 | get_admin_page_title(); |
| 24 | |
| 25 | ?> |
| 26 | <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> |
| 27 | <html xmlns="http://www.w3.org/1999/xhtml" <?php do_action('admin_xml_ns'); ?> <?php language_attributes(); ?>> |
| 28 | <head> |
| 29 | <meta http-equiv="Content-Type" content="<?php bloginfo('html_type'); ?>; charset=<?php echo get_option('blog_charset'); ?>" /> |
| 30 | <title><?php bloginfo('name') ?> › <?php echo wp_specialchars( strip_tags( $title ) ); ?> — WordPress</title> |
| 31 | <?php |
| 32 | |
| 33 | wp_admin_css( 'css/global' ); |
| 34 | wp_admin_css(); |
| 35 | wp_admin_css( 'css/colors' ); |
| 36 | wp_admin_css( 'css/ie' ); |