[R] How do I print a string without the initial [1]?

steve fisk at bowdoin.edu
Wed Apr 18 23:31:59 CEST 2007

If I print a sting I get an initial [1]:

 > xx="a"
 > xx
[1] "a"

How do I get it to print just


with no [1]?

I tried looking this up, but I don't know what the initial [1] is called.


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