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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 |
|---|---|
| 2970 | * If any errors are present in $errors, this will abort the user's registration. |
| 2971 | * |
| 2972 | * @since 2.1.0 |
| 2973 | * |
| 2974 | * @param WP_Error $errors A WP_Error object containing any errors encountered |
| 2975 | * during registration. |
| 2976 | * @param string $sanitized_user_login User's username after it has been sanitized. |
| 2977 | * @param string $user_email User's email. |
| 2978 | */ |
| 2979 | $errors = apply_filters( 'registration_errors', $errors, $sanitized_user_login, $user_email ); |
| 2980 | |
| 2981 | if ( $errors->has_errors() ) { |
| 2982 | return $errors; |
| 2983 | } |
| 2984 | |
| 2985 | $user_pass = wp_generate_password( 12, false ); |
| 2986 | $user_id = wp_create_user( $sanitized_user_login, $user_pass, $user_email ); |
| 2987 | if ( ! $user_id || is_wp_error( $user_id ) ) { |
| 2988 | $errors->add( |