dt_percent_not_na: Return the percentage of non-NA instances in a data.table...
In NYPL/libbib: Various Utilities for Library Science/Assessment and Cataloging
dt_percent_not_na R Documentation
Return the percentage of non-NA instances in a data.table column
Description
This function takes a data.table and a quoted column name and
returns the percentage of the data in the column that is not
NA.
The percent is out of 100 and contains up to two decimal places
Usage
dt_percent_not_na(DT, acolumn)
Arguments
DT
A data.table object
acolumn
a quoted column name
Value
Returns percentage of non-NA instances in column
See Also
is.na
Examples
mt <- as.data.table(mtcars)
mt[mpg<16, mpg:=NA]
dt_percent_not_na(mt, "mpg") # 68.75
NYPL/libbib documentation built on Feb. 6, 2024, 4:19 a.m.
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| dt_percent_not_na | R Documentation |
Return the percentage of non-NA instances in a data.table column
Description
This function takes a data.table and a quoted column name and returns the percentage of the data in the column that is not NA. The percent is out of 100 and contains up to two decimal places
Usage
dt_percent_not_na(DT, acolumn)
Arguments
DT |
A data.table object |
acolumn |
a quoted column name |
Value
Returns percentage of non-NA instances in column
See Also
is.na
Examples
mt <- as.data.table(mtcars)
mt[mpg<16, mpg:=NA]
dt_percent_not_na(mt, "mpg") # 68.75
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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