[R] Why does length("") == 1?
dwinsemius at comcast.net
Fri Nov 11 03:26:18 CET 2011
On Nov 10, 2011, at 7:36 PM, Worik R wrote:
> Thinking like a C programmer again....
You are thinking of something else:
> On Fri, Nov 11, 2011 at 1:27 PM, Peter Langfelder <
> peter.langfelder at gmail.com> wrote:
>> On Thu, Nov 10, 2011 at 4:17 PM, Worik R <worikr at gmail.com> wrote:
>>> It seems obvious to me that the empty string "" is length 0.
>> You are using the wrong function to find the length of a character
>> length() returns the length of the object, and length of (non-NULL)
>> scalars is always 1. If you want the number of characters in a
>> use nchar():
>>  0
David Winsemius, MD
West Hartford, CT
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