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Use of uninitialized value in join or string at U:\develsv\ARTS\playground\callertest.pl line 7.
Use of uninitialized value in join or string at U:\develsv\ARTS\playground\callertest.pl line 7.
Use of uninitialized value in join or string at U:\develsv\ARTS\playground\callertest.pl line 7.
test caller 1
elements:10
main,U:\develsv\ARTS\playground\callertest.pl,16,main::f,1,,,,2,UUUUUUUUUUU
test caller 2
elements:0