codetools: showTree – R documentation

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showTree {codetools}

R Documentation

Print Lisp-Style Representation of R Expression

Prints a Lisp-style representation of R expression. This can be useful for understanding how some things are parsed.

showTree(e, write = cat)

`e`	R expression.
`write`	function of one argument to write the result.

Luke Tierney

showTree(quote(-3))
showTree(quote("x"<-1))
showTree(quote("f"(x)))

[Package codetools version 0.2-18 Index]

Code Analysis Tools for R

v0.2-18

GPL

Authors

Luke Tierney <luke-tierney@uiowa.edu>

Initial release