Of new asked, how to install in the Rstudio UPDATE to all by default installation package-CodePudding

Have a lot of packages need to be installed, want to write a script to reinstall every time can not artificial selection is ALL

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if (! RequireNamespace (" BiocManager ", quietly=TRUE))
The install packages (" BiocManager ")

BiocManager: : install (" aaa ")
if (! RequireNamespace (" BiocManager ", quietly=TRUE))
The install packages (" BiocManager ")

BiocManager: : install (" BBB ")
if (! RequireNamespace (" BiocManager ", quietly=TRUE))
The install packages (" BiocManager ")

BiocManager: : install (" CCC ")
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X is in the full update ALL no longer to artificial selection
Y is to remove X
Thank you for the