RMathGuard¶ ↑

Inspired by PHP project mathguard.

Usage¶ ↑

Generate expression:

guard = RMathGuard::Expression.new
puts  guard.show

FAT       K1Z
  8         5  QBZ
R7N  21E  JNI
  F         2  U87
CNO       GVO
=> nil

Show result of expression:

guard.result
=> 0

Integration with Rails¶ ↑

• Rails 2: salax/rmathguard-rails

• Rails 3: in development