count: Count rows, optionally by group.
In lmullany/pmap_utilities: API to PMAP Projections
View source: R/helper_functions.R
count R Documentation
Count rows, optionally by group.
Description
This is a convenience function to count rows of a resultset, optionally by group
Usage
count(qry, byvars = NULL, sort = F)
Arguments
qry
The result set (query/table/view) to return row count for.
byvars
optional string vector of column names
sort
boolean indicating whether to sort or not (default is F)
Examples
count(qry)
count(qry, byvars=c("var1", "var2"), sort=T)
lmullany/pmap_utilities documentation built on July 30, 2023, 8:54 a.m.
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View source: R/helper_functions.R
| count | R Documentation |
Count rows, optionally by group.
Description
This is a convenience function to count rows of a resultset, optionally by group
Usage
count(qry, byvars = NULL, sort = F)
Arguments
qry |
The result set (query/table/view) to return row count for. |
byvars |
optional string vector of column names |
sort |
boolean indicating whether to sort or not (default is F) |
Examples
count(qry)
count(qry, byvars=c("var1", "var2"), sort=T)
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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