注：このスクリプトは、文字列のタブ区切り文字（TAB）およびその他のスペース（CR + LFを含む）を、警告なしでブランクに置き換えます。この制限を解決するのに面倒なDATA LISTの代わりにGET DATAを使用することを検討するかもしれません。
注：POSIXltおよびPOSIXctの変数は、スクリプトによって正しく処理されていません。長期的には
writeForeignMySPSS = function (df, datafile, codefile, varnames = NULL, len = 32767) {
adQuote <- function (x) paste("\"", x, "\"", sep = "")
# Last variable must not be empty for DATA LIST
if (any(is.na(df[[length(df)]]))) {
df$END_CASE = 0
}
# http://stackoverflow.com/questions/5173692/how-to-return-number-of-decimal-places-in-r
decimalplaces <- function(x) {
y = x[!is.na(x)]
if (length(y) == 0) {
return(0)
}
if (any((y %% 1) != 0)) {
info = strsplit(sub('0+$', '', as.character(y)), ".", fixed=TRUE)
info = info[sapply(info, FUN=length) == 2]
if (length(info) >= 2) {
dec = nchar(unlist(info))[seq(2, length(info), 2)]
} else {
return(0)
}
return(max(dec, na.rm=T))
} else {
return(0)
}
}
dfn <- lapply(df, function(x) if (is.factor(x))
as.numeric(x)
else x)
# Boolean variables (dummy coding)
bv = sapply(dfn, is.logical)
for (v in which(bv)) {
dfn[[v]] = ifelse(dfn[[v]], 1, 0)
}
varlabels <- names(df)
# Use comments where applicable
for (i in 1:length(df)) {
cm = comment(df[[i]])
if (is.character(cm) && (length(cm) > 0)) {
varlabels[i] = comment(df[[i]])
}
}
if (is.null(varnames)) {
varnames <- abbreviate(names(df), 8L)
if (any(sapply(varnames, nchar) > 8L))
stop("I cannot abbreviate the variable names to eight or fewer letters")
if (any(varnames != varlabels))
warning("some variable names were abbreviated")
}
varnames <- gsub("[^[:alnum:]_\\[email protected]#]", "\\.", varnames)
dl.varnames <- varnames
chv = sapply(df, is.character)
if (any(chv)) {
for (v in which(chv)) {
dfn[[v]] = gsub("\\s", " ", dfn[[v]])
}
lengths <- sapply(df[chv], function(v) max(nchar(v), na.rm=T))
if (any(lengths > len)) {
warning(paste("Clipped strings in", names(df[chv]), "to", len, "characters"))
for (v in which(chv)) {
df[[v]] = substr(df[[v]], start=1, stop=len)
}
}
lengths[is.infinite(lengths)] = 0
lengths[lengths < 1] = 1
lengths <- paste("(A", lengths, ")", sep = "")
# star <- ifelse(c(FALSE, diff(which(chv) > 1)), " *",
dl.varnames[chv] <- paste(dl.varnames[chv], lengths)
}
# decimals and bools
nmv = sapply(df, is.numeric)
dbv = sapply(df, is.numeric)
nv = (nmv | dbv)
decimals = sapply(df[nv], FUN=decimalplaces)
dl.varnames[nv] = paste(dl.varnames[nv], " (F", decimals+8, ".", decimals, ")", sep="")
if (length(bv) > 0) {
dl.varnames[bv] = paste(dl.varnames[bv], "(F1.0)")
}
rmv = !(chv | nv | bv)
if (length(rmv) > 0) {
dl.varnames[rmv] = paste(dl.varnames[rmv], "(F8.0)")
}
# Breaks in output
brv = seq(1, length(dl.varnames), 10)
dl.varnames[brv] = paste(dl.varnames[brv], "\n", sep=" ")
cat("SET LOCALE = ENGLISH.\n", file = codefile)
cat("DATA LIST FILE=", adQuote(datafile), " free (TAB)\n", file = codefile, append = TRUE)
cat("/", dl.varnames, " .\n\n", file = codefile, append = TRUE)
cat("VARIABLE LABELS\n", file = codefile, append = TRUE)
cat(paste(varnames, adQuote(varlabels), "\n"), ".\n", file = codefile,
append = TRUE)
factors <- sapply(df, is.factor)
if (any(factors)) {
cat("\nVALUE LABELS\n", file = codefile, append = TRUE)
for (v in which(factors)) {
cat("/\n", file = codefile, append = TRUE)
cat(varnames[v], " \n", file = codefile, append = TRUE)
levs <- levels(df[[v]])
cat(paste(1:length(levs), adQuote(levs), "\n", sep = " "),
file = codefile, append = TRUE)
}
cat(".\n", file = codefile, append = TRUE)
}
# Labels stored in attr()
attribs <- !unlist(lapply(sapply(df, FUN=attr, which="1"), FUN=is.null))
if (any(attribs)) {
cat("\nVALUE LABELS\n", file = codefile, append = TRUE)
for (v in which(attribs)) {
cat("/\n", file = codefile, append = TRUE)
cat(varnames[v], " \n", file = codefile, append = TRUE)
# Check labeled values
tc = list()
for (tcv in dimnames(table(df[[v]]))[[1]]) {
if (!is.null(tcl <- attr(df[[v]], tcv))) {
tc[tcv] = tcl
}
}
cat(paste(names(tc), tc, "\n", sep = " "),
file = codefile, append = TRUE)
}
cat(".\n", file = codefile, append = TRUE)
}
ordinal <- sapply(df, is.ordered)
if (any(ordinal)) {
tmp = varnames[ordinal]
brv = seq(1, length(tmp), 10)
tmp[brv] = paste(tmp[brv], "\n")
cat(paste("\nVARIABLE LEVEL", paste(tmp, collapse=" "), "(ORDINAL).\n"),
file = codefile, append = TRUE)
}
num <- sapply(df, is.numeric)
if (any(num)) {
tmp = varnames[num]
brv = seq(1, length(tmp), 10)
tmp[brv] = paste(tmp[brv], "\n")
cat(paste("\nVARIABLE LEVEL", paste(tmp, collapse=" "), "(SCALE).\n"),
file = codefile, append = TRUE)
}
cat("\nEXECUTE.\n", file = codefile, append = TRUE)
write.table(dfn, file = datafile, row = FALSE, col = FALSE,
sep = "\t", quote = F, na = "", eol = "\n", fileEncoding="UTF-8")
}
、変更がforeignパッケージにマージされると考えることがあります。残念ながら、rプロジェクトのバグ報告システムは、現在、以前登録された開発者に限られています。
パスをドイツSPSSバージョン23用：エクストラ - > Erweiterungsbundles - > Erweiterungsbundlesダウンロードウントinstallieren（STATSはRをGET）。さらに、「Rの統合プラグイン」（「Essentials for R」の一部）をインストールする必要があります（http://www.ibm.com/support/knowledgecenter/de/SSLVMB_22.0.0/com.ibm.spss .statistics.help/spss/base/faq_plugins.htm - IBM登録が必要です）。 SPSSの必須機能は特定のRバージョン（例えば3.1）を必要とし、インストール中に複数のRパッケージをダウンロードする（患者であることに注意）。残念ながら、インポート後に値と変数のラベルが欠落していました。 – BurninLeo