Carview!

Filters the default site creation variables for the site sign-up form.

Parameters

$signup_blog_defaultsarray

An array of default site creation variables.

user_name string
The user username.
user_email string
The user email address.
blogname string
The blogname.
blog_title string
The title of the site.
errors WP_Error
A WP_Error object with possible errors relevant to new site creation variables.

$filtered_results = apply_filters( 'signup_blog_init', $signup_blog_defaults );

Used by	Description
signup_blog()`wp-signup.php`	Shows a form for a user or visitor to sign up for a new site.

Version	Description
3.0.0	Introduced.