dt_keep_cols

Takes a data.table and a quoted sequence of column names
and removes all columns but the ones specified

Provides functions for validating and normalizing bibliographic
codes such as ISBN, ISSN, and LCCN. Also includes functions to communicate
with the WorldCat API, translate Call numbers (Library of Congress and
Dewey Decimal) to their subject classifications or subclassifications,
and provides various loadable data files such call number / subject
crosswalks and code tables.

Tony Fischetti

libbib

Various Utilities for Library Science/Assessment and Cataloging

dt_keep_cols function

<dl><dt>DT</dt>
<dd>A data.table</dd>
<dt>...</dt>
<dd>arbitrary number of column names in quotes</dd></dl>

Arguments

Keep columns in a data.table — dt_keep_cols

<dl>

<dt>DT</dt>
<dd>A data.table</dd>


<dt>...</dt>
<dd>arbitrary number of column names in quotes</dd>

</dl>

dt_keep_cols: Keep columns in a data.table

Description

Usage

Value

Arguments

Examples