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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 |
|---|---|
| 903 | |
| 904 | /** |
| 905 | * Filters whether this network can be edited from this page. |
| 906 | * |
| 907 | * @since 3.1.0 |
| 908 | * |
| 909 | * @param bool $result Whether the network can be edited from this page. |
| 910 | * @param int $site_id The network/site ID to check. |
| 911 | */ |
| 912 | return apply_filters( 'can_edit_network', $result, $site_id ); |
| 913 | } |
| 914 | |
| 915 | /** |
| 916 | * Thickbox image paths for Network Admin. |
| 917 | * |
| 918 | * @since 3.1.0 |
| 919 | * |
| 920 | * @access private |
| 921 | */ |