is.installed: is.installed
In yulab.utils: Supporting Functions for Packages Maintained by 'YuLab-SMU'
is.installed R Documentation
is.installed
Description
Check whether packages are installed
Usage
is.installed(packages)
Arguments
packages
package names
Value
logical vector
Author(s)
Guangchuang Yu
See Also
Other pkg-utils:
CRANpkg(),
Githubpkg(),
get_dependencies(),
get_fun_from_pkg(),
mypkg(),
packageTitle(),
pload()
Examples
is.installed(c("dplyr", "ggplot2"))
yulab.utils documentation built on Feb. 5, 2026, 9:10 a.m.
R Package Documentation
Browse R Packages
We want your feedback!
Note that we can't provide technical support on individual packages. You should contact the package authors for that.
| is.installed | R Documentation |
is.installed
Description
Check whether packages are installed
Usage
is.installed(packages)
Arguments
packages |
package names |
Value
logical vector
Author(s)
Guangchuang Yu
See Also
Other pkg-utils:
CRANpkg(),
Githubpkg(),
get_dependencies(),
get_fun_from_pkg(),
mypkg(),
packageTitle(),
pload()
Examples
is.installed(c("dplyr", "ggplot2"))
R Package Documentation
Browse R Packages
We want your feedback!
Note that we can't provide technical support on individual packages. You should contact the package authors for that.
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