'strcat' works great for more than two fields as well. The 'allrequired=f' flag also allows you to concatenate the fields that exist and ignore those that don't.  Example:  | strcat allrequired=f email "|" uname "|" secondaryuname identity The above will combine the three fields, 'email', 'uname', and 'secondaryuname' into the single field 'identity', delimitating by the pipe character.  ... View more