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Variable associated with a split

Source: R/make_split_fun.R
spl_variable.Rd

This function is intended for use when writing custom splitting logic. In cases where the split is associated with a single variable, the name of that variable will be returned. At time of writing this includes splits generated via the split_rows_by(), split_cols_by(), split_rows_by_cuts(), split_cols_by_cuts(), split_rows_by_cutfun(), and split_cols_by_cutfun() layout directives.

Usage 

spl_variable(spl)

# S4 method for VarLevelSplit
spl_variable(spl)

# S4 method for VarDynCutSplit
spl_variable(spl)

# S4 method for VarStaticCutSplit
spl_variable(spl)

# S4 method for Split
spl_variable(spl)

Arguments

spl

(VarLevelSplit)
the split object.

Value

For splits with a single variable associated with them, returns the split. Otherwise, an error is raised.

See also

make_split_fun