apply_filters( 'wpmu_signup_user_notification_subject', string $subject, string $user_login, string $user_email, string $key, array $meta )

Filters the subject of the notification email of new user signup.

Description Description

Parameters Parameters


(string) Subject of the notification email.


(string) User login name.


(string) User email address.


(string) Activation key created in wpmu_signup_user().


(array) Signup meta data. Default empty array.

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Source Source

File: wp-includes/ms-functions.php

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Changelog Changelog

Version Description
MU (3.0.0) Introduced.

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