> for(i in 1:3) for(j in 1:4) print(ar34Ret(i,j),digits=15)
>Error in print(ar34Ret(i, j), digits = 15) :
> could not find function "ar34Ret"
The way you used
ar34Ret(i, j)
was actually wrong. It should be ar34Ret[i, j], if nothing else wrong.
At 2011-04-25 08:06:51£¬hill0093 <hill0...@umn.edu> wrote:
>I added this R code to the bottom of the previous code and it doesn't work
>
>> ar34Ret <- .jcall(qsLin,returnSig="[[D","arReturnTEST")
>> print(ar34Ret,digits=20)
>[[1]]
>[1] "Java-Array-Object[D:[D@8813f2"
>
>[[2]]
>[1] "Java-Array-Object[D:[D@1d58aae"
>
>[[3]]
>[1] "Java-Array-Object[D:[D@83cc67"
>
>> for(i in 1:3) for(j in 1:4) print(ar34Ret(i,j),digits=15)
>Error in print(ar34Ret(i, j), digits = 15) :
> could not find function "ar34Ret"
>>
>
>The Java code is:
>public final static double[][] arReturnTEST() {
> double[][]retArr=new double[3][4]; for(int i=0;i<3;i++)for(int
>j=0;j<4;j++)retArr[i][j]=i*1000+j; return(retArr);
>}
>R doesn't know how to print the array in the next to final line,
>and thinks the array is a function in the final line.
>
>Any suggestions?
>
>
>--
>View this message in context:
>http://r.789695.n4.nabble.com/Using-Java-methods-in-R-tp3469299p3472308.html
>Sent from the R help mailing list archive at Nabble.com.
>
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