The
in operator is used in logical expressions to test whether an item or variable is within a set of values or ranges. The item or variable can be a number or a string. A range of values is separated by a colon, for example
1:5. Elements of a list of values or ranges are separated by commas, for example
1,3:5,7. You can also use
special to mean all
special values (as in the
special function). The
in operator can also be used to test whether a value is in several CSPro objects: