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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 |
---|---|
1415 | * |
1416 | * @since 2.9.0 As "add_site_option_{$key}" |
1417 | * @since 3.0.0 |
1418 | * @since 4.7.0 The `$network_id` parameter was added. |
1419 | * |
1420 | * @param string $option Name of the network option. |
1421 | * @param mixed $value Value of the network option. |
1422 | * @param int $network_id ID of the network. |
1423 | */ |
1424 | do_action( "add_site_option_{$option}", $option, $value, $network_id ); |
1425 |
|
1426 | /** |
1427 | * Fires after a network option has been successfully added. |
1428 | * |
1429 | * @since 3.0.0 |
1430 | * @since 4.7.0 The `$network_id` parameter was added. |
1431 | * |
1432 | * @param string $option Name of the network option. |
1433 | * @param mixed $value Value of the network option. |