From: luan_sheng <luan_sheng_at_yahoo.com.cn>

Date: Wed 01 Jun 2005 - 08:22:06 EST

R-help@stat.math.ethz.ch mailing list

https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html Received on Wed Jun 01 08:26:43 2005

Date: Wed 01 Jun 2005 - 08:22:06 EST

hello,everyone. I have one question:

example 1

*> x=numeric(0)
**> y=5
*

> print(x+y)

numeric(0)

example 2

*> x=numeric(1)
**> y=5
*

> print(x+y)

[1] 5

why the print(x+y) is numeric(0) at the first example, but the result is 0 at the second example?

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R-help@stat.math.ethz.ch mailing list

https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html Received on Wed Jun 01 08:26:43 2005

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