worldcat_permalink_from_issn {libbib}

Get WorldCat catalog permalinks from ISSNs

Description

Takes a string representation of ISSNs. Returns permalinks to the WorldCat catalog entries using those ISSNs.

Usage

worldcat_permalink_from_issn(x, normalize = TRUE)

Arguments

x

A string (or vector of strings) of ISSNs

normalize

a logical indicating whether the ISSNs should be normalized prior to creating the permalink (default is TRUE)

Details

If normalize=TRUE and the ISSN is invalid, the permalink is NA. If normalize=FALSE, the permalink may be invalid. No validity check on the URL is performed

Value

Worldcat permalinks using ISSNs.

Examples

worldcat_permalink_from_issn("0968-1221")   # http://www.worldcat.org/issn/0968-1221

worldcat_permalink_from_issn("2434-561X")   # http://www.worldcat.org/issn/2434561X

# vectorized
worldcat_permalink_from_issn(c("0968-1221", NA, "2434-561X"))