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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 |
|---|---|
| 1419 | } |
| 1420 | |
| 1421 | /** |
| 1422 | * Fire the wp_footer action |
| 1423 | * |
| 1424 | * @since 1.5.1 |
| 1425 | * @uses do_action() Calls 'wp_footer' hook. |
| 1426 | */ |
| 1427 | function wp_footer() { |
| 1428 | do_action('wp_footer'); |
| 1429 | } |
| 1430 | |
| 1431 | /** |
| 1432 | * Enable/disable automatic general feed link outputting. |
| 1433 | * |
| 1434 | * @since 2.8.0 |
| 1435 | * |
| 1436 | * @param boolean $add Add or remove links. Defaults to true. |
| 1437 | */ |