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is_email › WordPress Filter Hooks

Since2.8.0
Deprecatedn/a
› apply_filters( 'is_email', false, $email, null )
Parameters: (3)
  • () is_email The email address if successfully passed the is_email() checks, false otherwise.
    Required: Yes
  • () email The email address being checked.
    Required: Yes
  • () context Context under which the email was tested, or null for the initial call.
    Required: Yes
Defined at:
Codex:

Filters whether an email address is valid.

This filter is evaluated under several different contexts, such as 'local_invalid_chars', 'domain_no_periods', or no specific context. Filters registered on this hook perform the actual validation; the default filter is registered in default-filters.php.


Related Functions: is_email, is_main_blog, is_term, is_year, wp_mail, sanitize_email


Related Hooks: wp_mail, new_site_email, pre_user_email, sanitize_email, invited_user_email

Source 

return apply_filters( 'is_email', false, $email, null );