Re: Plot & warning messages (v6)

*To*: mathgroup at smc.vnet.net*Subject*: [mg75989] Re: [mg75922] Plot & warning messages (v6)*From*: Brett Champion <brettc at wolfram.com>*Date*: Mon, 14 May 2007 03:50:34 -0400 (EDT)*References*: <200705130952.FAA04047@smc.vnet.net>

On May 13, 2007, at 4:52 AM , Szabolcs wrote: > In Mathematica 6, Plot doesn't complain any more about non-numerical > values. Is it possible to turn on this warning somehow? > > On[Plot::plnr] doesn't work. > Try using On[General::plnr], which should enable the message in at least some cases. > Is there a comprehensive list of messages in the documentation > somewhere? > > In 5.2, it was possible to get all messages assigned to a symbol using > Messages[] (for built-ins, this only worked if the message has already > been displayed). In spite of what the documentation says, it seems > that > this is no longer the case: > > http://reference.wolfram.com/mathematica/ref/Messages.html > > In[1]:= Plot[Sin[x], {x, 0, 0}] > > During evaluation of In[1]:= Plot::plld: Endpoints for x in {x,0,0} \ > must have distinct machine-precision numerical values. >> > > Out[1]= Plot[Sin[x], {x, 0, 0}] > > In[2]:= Messages[Plot] > > Out[2]= {HoldPattern[Plot::"accbend"] :> $Off[]} > > Plot::plld is nowhere to be seen. It's under Messages[General]. Brett Champion

**References**:**Plot & warning messages (v6)***From:*Szabolcs <szhorvat@gmail.com>