The “import java.util.function cannot be resolved” error

Question

I\'m trying to run this practice script from the standard Oracle Java tutorials.

This seems to be a common error and I\'ve used SO resources to make attempts to fix

Answer 1

Lambda Expressions are newly added into Java 8. They are not available for JRE7. Try to upgrade your eclipse project's JRE to 8 (window -> preferences->java->compiler).