On Feb 20, 2012, at 10:07 AM, Ajay Askoolum wrote:
This is copy & paste from my session:
xyz<-as.vector(c(ls(),as.matrix(lapply(ls(),class))))
dim(xyz)<-c(length(xyz)/2,2)
allobj<-function(){
+ xyz<-as.vector(c(ls(),as.matrix(lapply(ls(),class))));
+ dim(xyz)<-c(length(xyz)/2,2);
+ return(xyz)
+ }
xyz
[,1] [,2]
[1,] "a" "character"
[2,] "aa" "character"
[3,] "abc" "character"
[4,] "AirPassengers" "character"
[5,] "allobj" "character"
[6,] "allObjects" "character"
[7,] "allObjects2" "character"
[8,] "arrayFromAPL" "character"
[9,] "classes" "character"
[10,] "myCharVector" "character"
[11,] "myDateVector" "character"
[12,] "myNumericVector" "character"
[13,] "newArrayFromAPL" "character"
[14,] "obj" "character"
[15,] "objClass" "character"
[16,] "x" "character"
[17,] "xyz" "character"
[18,] "y" "character"
allobj()
[,1] [,2]
As far as I can see, the function allobj has the same expressions as
those executed from the command line. Why are the results different?
The ls function looks only in the local environment if not supplied
with specific directions about where to look.
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