WP hooks navigation: Home/browse • Actions index • Filters index
To save our bandwidth, we show only a snippet of code around each occurence of the hook. View complete file in SVN (without highlighting).
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 |
|---|---|
| 3439 | * Fires when Heartbeat ticks in logged-in environments. |
| 3440 | * |
| 3441 | * Allows the transport to be easily replaced with long-polling. |
| 3442 | * |
| 3443 | * @since 3.6.0 |
| 3444 | * |
| 3445 | * @param array $response The Heartbeat response. |
| 3446 | * @param string $screen_id The screen ID. |
| 3447 | */ |
| 3448 | do_action( 'heartbeat_tick', $response, $screen_id ); |
| 3449 | |
| 3450 | // Send the current time according to the server. |
| 3451 | $response['server_time'] = time(); |
| 3452 | |
| 3453 | wp_send_json( $response ); |
| 3454 | } |
| 3455 | |
| 3456 | /** |
| 3457 | * Ajax handler for getting revision diffs. |