Filters whether to bypass the email notification for new user sign-up. 

Parameters

(3.0.0)

( MU ) . . .

$user_login

( string ) User login name. . . .

$user_email

( string ) User email address. . . .

$key

( string ) Activation key created in wpmu_signup_user(). . . .

( array ) $meta Signup meta data. Default empty array. . . .