9.13. The in and not in operatorsΒΆ

The in operator tests if one string is a substring of another:

Note that a string is a substring of itself, and the empty string is a substring of any other string. (Also note that computer scientists like to think about these edge cases quite carefully!)

The not in operator returns the logical opposite result of in.

You have attempted of activities on this page
Next Section - 9.14. The Accumulator Pattern with Strings