toc_determine_hierarchy {eurostat} | R Documentation |
Determine level in hierarchy
Description
Divides the number of spaces before alphanumeric characters with 4 and uses the result to determine hierarchy. Top level is 0.
Usage
toc_determine_hierarchy(input_string)
Arguments
input_string |
A string containing Eurostat TOC titles |
Details
Used in toc_determine_hierarchy function to determine hierarchy. Hierarchy is defined in Eurostat .txt format TOC files by the number of white space characters at intervals of four. For example, " Foo" (4 white space characters) is one level higher than " Bar" (8 white space characters). "Database by themes" (0 white space characters before the first alphanumeric character) is highest in the hierarchy.
The function will return a warning if the input has white space in anything else than as increments of 4. 0, 4, 8... are acceptable but 3, 6, 10... are not.
Value
Numeric
Author(s)
Pyry Kantanen
See Also
get_eurostat_toc()
toc_count_children()
toc_determine_hierarchy()
toc_list_children()
toc_count_whitespace()
Examples
strings <- c(" abc", " cdf", "no_spaces")
eurostat:::toc_determine_hierarchy(strings)