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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 |
|---|---|
| 1645 | |
| 1646 | $wp_query->the_post(); |
| 1647 | } |
| 1648 | |
| 1649 | function get_theme_root() { |
| 1650 | return apply_filters('theme_root', ABSPATH . "wp-content/themes"); |
| 1651 | } |
| 1652 | |
| 1653 | function get_theme_root_uri() { |
| 1654 | return apply_filters('theme_root_uri', get_settings('siteurl') . "/wp-content/themes", get_settings('siteurl')); |
| 1655 | } |
| 1656 | |
| 1657 | function get_stylesheet() { |
| 1658 | return apply_filters('stylesheet', get_settings('stylesheet')); |
| 1659 | } |
| 1660 | |
| 1661 | function get_stylesheet_directory() { |
| 1662 | $stylesheet = get_stylesheet(); |
| 1663 | $stylesheet_dir = get_theme_root() . "/$stylesheet"; |