safeSubset: subset a dataframe
In IulianD/dsSwissKnife: DataSHIELD Tools and Utilities - server side
Description
takes potentially unsafe row and column filters and evals them in the context of the dataframe.
It takes the following precautions:
* it takes a snapshot of all the envirnoments before the execution and deletes any new objects it finds after the execution
* it locks all environments before the execution, so no existing object can be modified
Usage
1
safeSubset(df, row.filter = TRUE, col.filter = TRUE)
Arguments
df
a dataframe
row.filter
a character, the filter for rows (as in '[')
col.filter
a character, the filter for columns (as in '[')
IulianD/dsSwissKnife documentation built on Nov. 12, 2020, 7:11 a.m.
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Description
takes potentially unsafe row and column filters and evals them in the context of the dataframe. It takes the following precautions: * it takes a snapshot of all the envirnoments before the execution and deletes any new objects it finds after the execution * it locks all environments before the execution, so no existing object can be modified
Usage
1 | safeSubset(df, row.filter = TRUE, col.filter = TRUE)
|
Arguments
df |
a dataframe |
row.filter |
a character, the filter for rows (as in '[') |
col.filter |
a character, the filter for columns (as in '[') |
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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