In this recipe, we demonstrate how to exclude members from using specific email domains when signing up. It’s a useful recipe when you are trying to blocking disposable email accounts. This is an inverse recipe for a previous post that demonstrated how to require members to use one or more approved email domains.
The Code Recipe
Adding the recipe to your website
Copy and paste this code recipe into a helper PMPro Customizations plugin. Update the $invalid_domains array to include your approved list of domains.
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