check_installed_package

Check if a package is installed. If not,
throw an error message

Offers a wide range of functions for reading and writing data in various file formats,
including CSV, RDS, Excel and ZIP files.
Additionally, it provides functions for retrieving metadata associated with files,
such as file size and creation date, making it easy to manage and organize large data sets.
This package is designed to simplify data import and export tasks,
and provide users with a comprehensive set of tools to work with different types of data files.

Tomer Iwan

vvmover

Read and Write Data

check_installed_package function

<dl><dt>package_name</dt>
<dd>the name of the package (quoted)</dd>
<dt>check</dt>
<dd>the function should work as a boolean operator</dd></dl>

Arguments

check_installed_package — check_installed_package

<dl>

<dt>package_name</dt>
<dd>the name of the package (quoted)</dd>


<dt>check</dt>
<dd>the function should work as a boolean operator</dd>

</dl>

check_installed_package: check_installed_package

Description

Usage

Value

Arguments

Examples