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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.
This hook occurs 2 times in this file.
| Line | Code |
|---|---|
| 1606 | * Checks if a theme has been changed and runs 'after_switch_theme' hook on the next WP load |
| 1607 | * |
| 1608 | * @since 3.3.0 |
| 1609 | */ |
| 1610 | function check_theme_switched() { |
| 1611 | if ( $stylesheet = get_option( 'theme_switched' ) ) { |
| 1612 | $old_theme = wp_get_theme( $stylesheet ); |
| 1613 | |
| 1614 | if ( $old_theme->exists() ) |
| 1615 | do_action( 'after_switch_theme', $old_theme->get('Name'), $old_theme ); |
| 1616 | else |
| 1617 | do_action( 'after_switch_theme', $stylesheet ); |
| 1618 | |
| 1619 | update_option( 'theme_switched', false ); |
| 1620 | } |
| 1621 | } |
| 1622 | |
| 1623 | /** |
| 1624 | * Includes and instantiates the WP_Customize_Manager class. |
| 1625 | * |
| 1626 | * Fires when ?wp_customize=on or on wp-admin/customize.php. |