Re: :: notation

*To*: mathgroup at smc.vnet.net*Subject*: [mg77737] Re: [mg77665] :: notation*From*: Carl Woll <carlw at wolfram.com>*Date*: Fri, 15 Jun 2007 04:59:10 -0400 (EDT)*References*: <200706141015.GAA10332@smc.vnet.net>

Andrew Moylan wrote: >What are the properties of the :: notation? As in the following: > >function::usage = "bla"; > >Where can I read about this notation in the documentation? > > > > If you want to find the FullName of a particular notation, one method is to wrap an example of the notation in Hold and look at its FullForm: In[227]:= Hold[a::b] // FullForm Out[227]//FullForm= Hold[MessageName[a,"b"]] We discover that the FullForm version of :: is MessageName, which you can then look up in the help. Carl Woll Wolfram Research

**References**:**:: notation***From:*"Andrew Moylan" <andrew.j.moylan@gmail.com>