In an action a value can be calculated by an integer expression and the result stored in a 'number' variable, an element of an array variable, or an integer property of a character, object or location.
 
In an action a value can be calculated by an integer expression and the result stored in a 'number' variable, an element of an array variable, or an integer property of a character, object or location.
 
The basic mathematical functions +,-,*,/ can be used to calculate a value, using integer constants, properties, variables, and the reference %number%.
 
The basic mathematical functions +,-,*,/ can be used to calculate a value, using integer constants, properties, variables, and the reference %number%.

Fatal error: Uncaught TypeError: MWExceptionHandler::handleException(): Argument #1 ($e) must be of type Exception, Error given in /homepages/17/d480683305/htdocs/w/includes/exception/MWExceptionHandler.php:153 Stack trace: #0 [internal function]: MWExceptionHandler::handleException(Object(Error)) #1 {main} thrown in /homepages/17/d480683305/htdocs/w/includes/exception/MWExceptionHandler.php on line 153