problem.validformula

Purpose

Check a formula in internal (parsed or unparsed) format for unknown tokens

Synopsis

(token, name, stringtable) = problem.validformula (type, value)

Arguments

type	Array of token types providing the formula.
value	Array of values corresponding to the types in inType
ntoken	Number of the first invalid token in the formula. A value of zero means that the formula is valid. May be None if not required.
name	Character buffer to hold the name of the first invalid token. May be None if not required.
stringtable	Character buffer holding the names of the unidentified tokens (this can be created by problem.preparseformula).