The function second parameter is the “$post_id”. Ref. http://simple-fields.com/documentation/api/getting-values/simple_fields_value/
simple_fields_value("simple_field_slug", $post_id)
The function second parameter is the “$post_id”. Ref. http://simple-fields.com/documentation/api/getting-values/simple_fields_value/
simple_fields_value("simple_field_slug", $post_id)