validate_df_by_key: Validate a data frame For 'rollup()'

In rollupTree: Perform Recursive Computations

Validate a data frame For rollup()

Description

validate_df_by_key() is a convenience wrapper for validate_ds() for the common case in which the data set is a dataframe.

Usage

validate_df_by_key(tree, df, key, prop, ...)

Arguments

tree	tree to validate against
df	data frame
key	name of the column serving as key
prop	property whose value is checked (leaf elements only)
...	other parameters passed to validate_ds()

Value

TRUE if validation succeeds, halts otherwise

Examples

validate_df_by_key(wbs_tree, wbs_table, "id", "work")

rollupTree documentation built on Feb. 10, 2026, 5:09 p.m.