on_sent_ok not working in Contact Form 7
Beginning January 2018, on_sent_ok has been deprecated in Contact Form 7 (version 5.0). If you have been using on_sent_ok in your Contact Form 7 forms, your forms may no longer work as expected. Contact Form 7’s author, Takayuki Miyoshi, now recommends you use Contact Form 7 DOM events to achieve the same result. This article…