.onAttach <- function(...) {
mydate <- date()
x <- regexpr("[0-9]{4}", mydate)
this.year <- substr(mydate, x[1], x[1] + attr(x, "match.length") - 1)
packageStartupMessage("\n## emIRT: Fast Estimation of Ideal Points with Massive Data")
packageStartupMessage("## 2014 - ", this.year)
packageStartupMessage("## Kosuke Imai, James Lo, and Jonathan Olmsted\n\n")
}
.onUnload <- function(libpath) {
library.dynam.unload("emIRT", libpath)
}
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