set_mirror: Set CRAN/Bioconductor Mirrors

In evanverse: Utility Functions for Data Analysis and Visualization

Set CRAN/Bioconductor Mirrors

Description

Configure CRAN and/or Bioconductor mirrors for faster package installation. Once set, all package management functions (inst_pkg, update_pkg, etc.) will respect these mirror settings.

Usage

set_mirror(repo = c("all", "cran", "bioc"), mirror = "tuna")

Arguments

repo	Character. Repository type: "cran", "bioc", or "all" (default: "all").
mirror	Character. Predefined mirror name (default: "tuna").

Details

Available CRAN mirrors:

• official: R Project cloud server

• rstudio: RStudio CRAN mirror

• tuna: Tsinghua University (China)

• ustc: USTC (China)

• aliyun: Alibaba Cloud (China)

• sjtu: Shanghai Jiao Tong University (China)

• pku: Peking University (China)

• hku: Hong Kong University

• westlake: Westlake University (China)

• nju: Nanjing University (China)

• sustech: SUSTech (China)

Available Bioconductor mirrors:

• official: Bioconductor official server

• tuna: Tsinghua University (China)

• ustc: USTC (China)

• westlake: Westlake University (China)

• nju: Nanjing University (China)

Value

Previous mirror settings (invisibly).

Examples

## Not run: 
# Set all mirrors to tuna (default):
set_mirror()

# Set only CRAN mirror:
set_mirror("cran", "westlake")

# Set only Bioconductor mirror:
set_mirror("bioc", "ustc")

# Check current settings:
getOption("repos")
getOption("BioC_mirror")

## End(Not run)

evanverse documentation built on March 10, 2026, 5:07 p.m.