spcalc is a library for expression evaluation (source code in post #2).
it supports :
string and number
operators +, -, *, /, ^, % and &
library, full documented example and html documentation (thanks to informatix for libdoc) in the...
This a library to calc (evaluate) expression. (Source Code in post #3)
it supports string and number, operators with standard priority, parenthesis, user-defined functions and user-defined variables.
jar file, documentation (thanks to informatix for libdoc) and sample full documented in...