constants OperatorTypeEnum
The OperatorTypeEnum type specifies the type of custom operators the you can add to expression. The AddCustomOperator method adds a custom operator. The OperatorTypeEnum type supports the following values:

NameValueDescription
exKeywordOperator0 Indicates keyword operator (operator with no parameters). For instance, the value is a keyword, and accept no parameters such as "value + 100".
exUnaryOperator1 Indicates an unary operator (operator with one parameter). For instance, the len function is an unary-operator, and accept only a single parameter, such as "len(`string`".
exBinaryOperator2 Indicates a binary operator. For instance, the like function is a binary-operator, and can be used as "`adv` like `avans*`"