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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 |
|---|---|
| 1348 | * Fires after a specific network option has been deleted. |
| 1349 | * |
| 1350 | * The dynamic portion of the hook name, `$option`, refers to the option name. |
| 1351 | * |
| 1352 | * @since 2.9.0 As "delete_site_option_{$key}" |
| 1353 | * @since 3.0.0 |
| 1354 | * |
| 1355 | * @param string $option Name of the network option. |
| 1356 | */ |
| 1357 | do_action( 'delete_site_option_' . $option, $option ); |
| 1358 | |
| 1359 | /** |
| 1360 | * Fires after a network option has been deleted. |
| 1361 | * |
| 1362 | * @since 3.0.0 |
| 1363 | * |
| 1364 | * @param string $option Name of the network option. |
| 1365 | */ |
| 1366 | do_action( 'delete_site_option', $option ); |