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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 |
|---|---|
| 597 | |
| 598 | // Add magic quotes and set up $_REQUEST ( $_GET + $_POST ). |
| 599 | wp_magic_quotes(); |
| 600 | |
| 601 | /** |
| 602 | * Fires when comment cookies are sanitized. |
| 603 | * |
| 604 | * @since 2.0.11 |
| 605 | */ |
| 606 | do_action( 'sanitize_comment_cookies' ); |
| 607 | |
| 608 | /** |
| 609 | * WordPress Query object |
| 610 | * |
| 611 | * @since 2.0.0 |
| 612 | * |
| 613 | * @global WP_Query $wp_the_query WordPress Query object. |
| 614 | */ |
| 615 | $GLOBALS['wp_the_query'] = new WP_Query(); |