WP-Members has its own built-in form field validation for things like usernames, email, and required fields. But what if you need to validate other elements, such as testing to see if an entered value is a number? Yes, the plugin framework allows for you to extend the form field validation to whatever you need.
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About Chad Butler
Chad Butler is both a freelance writer and web developer. He has developed several popular WordPress plugins, including WP-Members and his writing has appeared on forbes.com, sfomag.com, and investopedia.com.