Why not make "case" and "_" transparent so that they may be optionally used for documentation clarity, but from a programatic perspective these would all be the same: FredFrog fredFrog fredfrog fred_frog f_e_d_f_r_o_g FREDfrog etc. take any string, toLower, substitute _ for nothing, then compare strings. --- [Visit Topic](https://discourse.ros.org/t/relaxing-ros2-topic-service-field-name-restrictions/6371/7) or reply to this email to respond. If you do not want to receive messages from ros-users please use the unsubscribe link below. If you use the one above, you will stop all of ros-users from receiving updates. ______________________________________________________________________________ ros-users mailing list ros-users@lists.ros.org http://lists.ros.org/mailman/listinfo/ros-users Unsubscribe: