nws (version 1.6.3)

nwsFetchTryFile: netWorkSpace Class Method

Description

Fetch a value of a workspace variable and write it to a file.

Usage

## S3 method for class 'netWorkSpace':
nwsFetchTryFile(.Object, xName, fObj)

Arguments

.Object

a netWorkSpace object

xName

name of the variable to find

fObj

File to write data to

Details

The nwsFetchTryFile method trys to find a value in the variable specified by 'xName'. If found, the value is removed from the variable, it writes the value to the file object, and the method returns TRUE. If it is not found, it simply returns FALSE.

See Also

nwsFindTryFile, nwsFetchTry

Examples

ws <- netWorkSpace('nws example')
nwsStore(ws, 'x', 'Hello, world\n')
if (nwsFetchTryFile(ws, 'x', 'hello.txt')) {
  cat('success\n')
} else {
  cat('failure\n')
}