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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 |
|---|---|
| 603 | * |
| 604 | * @param array $signup_user_defaults { |
| 605 | * An array of default user variables. |
| 606 | * |
| 607 | * @type string $user_name The user username. |
| 608 | * @type string $user_email The user email address. |
| 609 | * @type WP_Error $errors A WP_Error object with possible errors relevant to the sign-up user. |
| 610 | * } |
| 611 | */ |
| 612 | $filtered_results = apply_filters( 'signup_user_init', $signup_user_defaults ); |
| 613 | $user_name = $filtered_results['user_name']; |
| 614 | $user_email = $filtered_results['user_email']; |
| 615 | $errors = $filtered_results['errors']; |
| 616 | |
| 617 | ?> |
| 618 | |
| 619 | <h2> |
| 620 | <?php |
| 621 | /* translators: %s: Name of the network. */ |