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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 |
|---|---|
| 667 | </td> |
| 668 | </tr> |
| 669 | <?php if ( in_array( get_site_option( 'registration' ), array( 'all', 'blog' ) ) ) : ?> |
| 670 | <tr> |
| 671 | <th scope="row" colspan="2" class="th-full"> |
| 672 | <?php |
| 673 | $signup_url = network_site_url( 'wp-signup.php' ); |
| 674 | /** This filter is documented in wp-login.php */ |
| 675 | ?> |
| 676 | <a href="<?php echo apply_filters( 'wp_signup_location', $signup_url ); ?>"><?php _e( 'Create a New Site' ); ?></a> |
| 677 | </th> |
| 678 | </tr> |
| 679 | <?php endif; ?> |
| 680 | </table> |
| 681 | <?php |
| 682 | } |
| 683 | |
| 684 | /** |
| 685 | * Grants Super Admin privileges. |