Reply To: Adding Required Input Parameters for Custom Field

• John Huebner

• October 11, 2021 at 9:30 am

I don’t see any reason it should not be working. Try this

add_filter('acf/validate_value/name=your_field_name', 'your_validate_function_name', 10, 4);
function your_validate_function_name($valid, $value, $field, $input_name) {
  return 'this filter is called';
}