The function
choose-unicode-string-hash-function
return a function which is suitable for use as the
hash-function
argument to make-hash-table. The function
hash-function
generates a hash value for a string, ignoring case using specified Unicode comparison rules specified by
style
.
The current implementation only supports one value of style :
Compares each character of the string using Unicode's simple case folding rules.
LispWorks User Guide and Reference Manual - 21 Dec 2011