本人在尝试复制经济学文献的回归过程,已经下载了如下文件:
作者附有说明文件,里面关于R的系统说明内容有:
但我在安装other attached packages列表下的第一个包 texPreview_1.4.3 时就遇到问题,先是不支持R3.5.2(这是原作者所用的版本),后来本地安装包又提示一堆相关包需要安装,其中有三个包'knitr', 'lifecycle', 'rematch2' 没法正常通过install.packages安装。这种情况应该如何才能安装上这三个包呢?
> install.packages("C:/Users/QZY/Desktop/texPreview_1.4.3.tar.gz", repos = NULL, type = "source")
Installing package into ‘C:/Users/QZY/Documents/R/win-library/3.5’
(as ‘lib’ is unspecified)
ERROR: dependencies 'knitr', 'lifecycle', 'rematch2' are not available for package 'texPreview'
* removing 'C:/Users/QZY/Documents/R/win-library/3.5/texPreview'
In R CMD INSTALL
Warning in install.packages :
installation of package ‘C:/Users/QZY/Desktop/texPreview_1.4.3.tar.gz’ had non-zero exit status
> install.packages("knitr", repos = " https://yihui.org/knitr/")
Installing package into ‘C:/Users/QZY/Documents/R/win-library/3.5’
(as ‘lib’ is unspecified)
Warning in install.packages :
unable to access index for repository https://yihui.org/knitr/src/contrib:
scheme not supported in URL ' https://yihui.org/knitr/src/contrib/PACKAGES'
Warning in install.packages :
package ‘knitr’ is not available (for R version 3.5.2)
Warning in install.packages :
unable to access index for repository https://yihui.org/knitr/bin/windows/contrib/3.5:
scheme not supported in URL ' https://yihui.org/knitr/bin/windows/contrib/3.5/PACKAGES'
感谢解答!!
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