install.packages("ggplot2")
Warning: 无法在貯藏處https://mirrors.tuna.tsinghua.edu.cn/CRAN/src/contrib中读写索引:
无法打开URL'https://mirrors.tuna.tsinghua.edu.cn/CRAN/src/contrib/PACKAGES'
Warning: 无法在貯藏處http://www.stats.ox.ac.uk/pub/RWin/src/contrib中读写索引:
无法打开URL'http://www.stats.ox.ac.uk/pub/RWin/src/contrib/PACKAGES'
Warning: 无法在貯藏處https://mirrors.tuna.tsinghua.edu.cn/CRAN/bin/windows/contrib/3.3中读写索引:
无法打开URL'https://mirrors.tuna.tsinghua.edu.cn/CRAN/bin/windows/contrib/3.3/PACKAGES'
Warning: 无法在貯藏處http://www.stats.ox.ac.uk/pub/RWin/bin/windows/contrib/3.3中读写索引:
无法打开URL'http://www.stats.ox.ac.uk/pub/RWin/bin/windows/contrib/3.3/PACKAGES'
Warning message:
package ‘ggplot2’ is not available (for R version 3.3.0)
1: 0-Cloud [https] 2: Austria [https]
3: Chile [https] 4: China (Beijing 4) [https]
5: Colombia (Cali) [https] 6: France (Lyon 2) [https]
7: France (Paris 2) [https] 8: Germany (Münster) [https]
9: Iceland [https] 10: Mexico (Mexico City) [https]
11: Russia (Moscow) [https] 12: Spain (A Coruña) [https]
13: Switzerland [https] 14: UK (Bristol) [https]
15: UK (Cambridge) [https] 16: USA (CA 1) [https]
17: USA (KS) [https] 18: USA (MI 1) [https]
19: USA (TN) [https] 20: USA (TX) [https]
21: USA (WA) [https] 22: (HTTP mirrors)
Selection: 16
Warning: 无法在貯藏處https://cran.cnr.Berkeley.edu/src/contrib中读写索引:
不支持这种URL方案
Warning message:
package ‘gplots’ is not available (for R version 3.2.5)
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