what's the difference of passing arguments via the command-line between dashing and crystal?

asked 2019-09-25 01:25:20 -0600

xhuan28 gravatar image

I am reading the instructions of passing ROS arguments via the command-line. It mentions that there are different ways to passing arguments between dashing and crystal. But I don't quite understand the difference that the guide is trying to show. Is there anyone can help me understand? Thanks.

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