If you are using ContactForm7 for your wordpress website, you might encounter a problem where user like to double click on the “Submit” button whenever they try to submit a form. If you are using the form to run a registration campaign, then this probably end up with many duplicate emails in your inbox. Fortunately, ContactForm7 did provide some programming hook for us to extends it’s capabilities.
ContactForm7 – Follow the steps below to prevent user from double click on “Submit” button:-
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