string.RdPrivate functions for conveniently working with strings.
string(text,file="",append=FALSE)
# S3 method for class 'string'
print(x,...)
# S3 method for class 'string'
x + y
as.string(x,file="",append=FALSE)
is.string(x)These functions are private functions used by print.xtable. They are
not intended to be used elsewhere.