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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 |
|---|---|
| 515 | } |
| 516 | } |
| 517 | unset( $theme ); |
| 518 | |
| 519 | /** |
| 520 | * Fires after the theme is loaded. |
| 521 | * |
| 522 | * @since 3.0.0 |
| 523 | */ |
| 524 | do_action( 'after_setup_theme' ); |
| 525 | |
| 526 | // Create an instance of WP_Site_Health so that Cron events may fire. |
| 527 | if ( ! class_exists( 'WP_Site_Health' ) ) { |
| 528 | require_once ABSPATH . 'wp-admin/includes/class-wp-site-health.php'; |
| 529 | } |
| 530 | WP_Site_Health::get_instance(); |
| 531 | |
| 532 | // Set up current user. |
| 533 | $GLOBALS['wp']->init(); |