Leah, thank you for saving the day again.
Regards,
Wally
On Tuesday, September 16, 2014 5:06:25 PM UTC-4, Leah Hanson wrote:
>
> Is this what you're looking for?
>
> ~~~
> julia> csvfile = open("ysavetuple.csv","w")
> IOStream(<file ysavetuple.csv>)
>
> julia> write(csvfile,"ColName A, ColName B, ColName C\n")
> 32
>
> julia> foo(i) = tuple(rand(Int,3)...)
> foo (generic function with 1 method)
>
> julia> for i = 1:20
> y1,y2,y3 = foo(i)
> ysavetuple = y1, y2, y3
> write(csvfile, join(ysavetuple,","), "\n")
> end
>
> julia> close(csvfile)
>
> shell> cat ysavetuple.csv
> ColName A, ColName B, ColName C
> 3341065172693628568,2785375663699326345,3139303717694603190
> 6079317564046002747,-9078602496166771942,316842938125726587
> -3417130537836373451,-2125006311387038993,7377203727928183519
> 8358027301276313215,-550007455247301253,4550810412861259284
> 6923216407498203989,-6554142179327706075,-7691369716492508716
> -1686152429396775777,8749188497040439214,-7530985225065041867
> -1703823086470161742,8611509687251940012,4568676596067050636
> 5799892753953213008,3071911357874547504,-5404969669875969538
> -2454300728611454039,6075726156412295188,-2730595046142414415
> -4745225085034107111,6326943245021453770,-1335744683672406184
> -8241065834050575249,9081437527204936820,-5382908887176747766
> 3809111146841985672,8705023102801762616,-7272701245961853612
> 8636161548674726627,5531655905953625247,-2539551872166338494
> -1075777440989646159,1220494169889323606,3141159378055978579
> 2137393503615038568,-1785476893677818827,-411925966250929747
> -5315012022696729804,858923725586425906,-7987423971277696135
> 3115970830776320266,6147819354500740390,-9153883089584687671
> -5801765622147987138,-6846434057707600414,-850327360071980009
> -4113725585379526907,5602712312389731368,2811295763696425064
> -1191524940193068432,-3389508986455397789,2511100231858228670
> ~~~
>
> -- Leah
>
> On Tue, Sep 16, 2014 at 3:52 PM, <[email protected] <javascript:>> wrote:
>
>> Hi Guys,
>>
>> I'm struggling to find some examples regarding how to write line by line
>> to a CSV file. Scouring the documentation, I have been able to come across
>> this so far:
>> http://julia-cn.readthedocs.org/en/latest/stdlib/base/?highlight=writecsv
>> So I currently have a function that is part of a for loop that outputs
>> some data in each iteration.
>> In pseudocode, here is what I want to do:
>>
>> for i in 1:2000
>> y1,y2,y3 = f(i)
>> ysavetuple = y1,y2,y3
>> writecsv("ysavetuple.csv",ysavetuple)
>>
>> However, I am not sure how to go about saving line by line, separating
>> the tuple into individual cells under labeled column headers.
>>
>> Any guidance would be appreciated.
>>
>> Thanks,
>> Wally
>>
>
>
