label {mefa}

Assign Label to an Object and Return It

Description

This function assigns a label to any kind of object. The label later can be retrieved and reused.

Usage

label(x)
label(x) <- value

Arguments

value

any expression.

x

any object.

Details

The label can be any expression assigned to any object. It is stored as a character attribute. Inheritance is not implemented, so by any transformation of the object into another one, the label is lost.

Value

Print out the label value.

Author(s)

P\'eter S\'olymos, [e-mail]

References

S\'olymos P. (2008) mefa: an R package for handling and reporting count data. Community Ecology 9, 125–127.

S\'olymos P. (2009) Processing ecological data in R with the mefa package. Journal of Statistical Software 29(8), 1–28. doi: 10.18637/jss.v029.i08

http://mefa.r-forge.r-project.org/

Examples

x <- 1:10
x
## Assign a character
label(x) <- "x is a vector"
x
## Get back the label
label(x)
## Note the effect of deparsing
label(x) <- 1:10
label(x)