install.packages("foreign")
将程序包安装入‘C:/Users/lenovo/Documents/R/win-library/3.5’
(因为‘lib’没有被指定)
试开URL’https://cloud.r-project.org/bin/ ... /foreign_0.8-71.zip
Content type 'application/zip' length 324221 bytes (316 KB)
downloaded 48 KB
Error in read.dcf(file.path(pkgname, "DESCRIPTION"), c("Package", "Type")) :
无法打开链结
此外: Warning messages:
1: In download.file(url, destfile, method, mode = "wb", ...) :
downloaded length 49152 != reported length 324221
2: In unzip(zipname, exdir = dest) : 从zip文件中抽取1时出了错
3: In read.dcf(file.path(pkgname, "DESCRIPTION"), c("Package", "Type")) :
无法打开压缩文件'foreign/DESCRIPTION',可能是因为'No such file or directory'


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