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   1  Description of EvalMath library import into Moodle
   2  
   3  Our changes:
   4  * implicit multiplication (optionally) not allowed
   5  * new custom calc emulation functions
   6  * removed (optionally) e and pi constants - not used in calc
   7  * removed sample files
   8  * Fix a == FALSE that should have been === FALSE.
   9  * added $expecting_op = true; for branch where a function with no operands is found to fix bug.
  10  * moved pattern for func and var names into a static var
  11  * made a function to test a string to see if it is a valid func or var name.
  12  * localized strings
  13  * added round, ceil and floor functions.
  14  * EvalMath::EvalMath() changed to EvalMath::__construct() and there is a new EvalMath::EvalMath
  15    function to maintain backwards compatibility
  16  
  17  To see all changes diff against version 1.1, available from:
  18  http://www.phpclasses.org/browse/package/2695.html
  19  
  20  skodak, Tim Hunt