Is the query for the front page of the site?This is for what is displayed at your site’s main URL.
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Continue readingIs the query for the front page of the site?This is for what is displayed at your site’s main URL.
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Continue readingChecks an email address against a list of banned domains.This function checks against the Banned Email Domains list at wp-admin/network/settings.php. The check is only run on self-registrations; user creation at wp-admin/network/users.php bypasses this check.
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Continue readingVerifies that an email is valid.Does not grok i18n domains. Not RFC compliant.
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Continue reading