R.rsp (version 0.20.0)

rstring: Evaluates an RSP string and returns the generated string

Description

Evaluates an RSP string and returns the generated string.

Usage

## S3 method for class 'default':
rstring(..., file=NULL, path=NULL, envir=parent.frame(), args="*", verbose=FALSE)

Arguments

...

A character string with RSP markup.

file, path

Alternatively, a file, a URL or a connection from with the strings are read. If a file, the path is prepended to the file, iff given.

envir

The environment in which the RSP string is preprocessed and evaluated.

args

A named list of arguments assigned to the environment in which the RSP string is parsed and evaluated. See cmdArgs.

verbose

See Verbose.

Value

• Returns an RspStringProduct.

See Also

To display the output (instead of returning a string), see rcat(). For evaluating and postprocessing an RSP document and writing the output to a file, see rfile().

Examples

x <- rstring("A random integer in [1,100]: <%=sample(1:100, size=1)%>
")
cat(x)

# Passing arguments
x <- rstring("A random integer in [1,<%=K%>]: <%=sample(1:K, size=1)%>
", args=list(K=50))
cat(x)