Create an empty multi-string-valued global variable with name varname.
varstrs(varname)
varname - type: str
Obsolete, slated for removal. Use
NLP++ array code instead, e.g.,
G("tmp") = 0;
G("tmp") = "abc";
G("tmp")[1] = "def";
@CODE
varstrs("tmp"); # Create a global variable named "tmp".