Gets the index for a LiPD "variable list"
getVariableIndex( table, var.name = NA, alt.names = var.name, ignore = NA, always.choose = FALSE, ask = TRUE, strict.search = FALSE )
a LiPD measurement, ensemble or summary Table
string name of the variable to extract
A vector of strings for alternative names to search for
A vector of strings of variableNames to ignore
Force selection of the variable from a list
If there is only one option, do you want to be asked whether to use it? (default = TRUE)
Use a strict.search to look for the ageEnsemble and depth variables. TRUE(default) or FALSE.
An integer index