Re: How to output matrix to file

*To*: mathgroup at smc.vnet.net*To*: mathgroup at smc.vnet.net*Subject*: [mg7424] Re: How to output matrix to file*From*: "H.J. Wang" <hungjen at umich.edu>*Date*: Sat, 31 May 1997 15:07:43 -0400 (EDT)*Organization*: University of Michigan*Sender*: owner-wri-mathgroup at wolfram.com

David Brienza wrote: > > How can I export a 2D matrix to a tab delimited text file? I've tried: > > OutputForm[datamatrix] >> datafile.dat > > Which gives me files with unwanted linefeeds in the middle of the rows. I > -Dave Brienza > Try the following: define = OpenWrite[ savefilename,FormatType->OutputForm, PageWidth->Infinity]; Write[ define, TableForm[ dataset, TableSpacing->{0} ] ] ; Close[ define]; If the matrix has many columns, the PageWidth->Infinity makes sure the rows of the matrix won't be wrapped in the output. Hope it helps. H.J. Wang