Introduced in Java 5, generics enhance the type safety of your code ... s a simple example to illustrate how the compiler issues a warning when using raw types: List list = new ArrayList ...

> 原文:[https://www . geesforgeks . org/ArrayList-ensurecapacity-method-in-Java-with-examples/](https://www.geeksforgeeks.org/arraylist-ensurecapacity-method-in ...

As you can see in the following var examples, the left-hand side of the assignment does not reference a Java types such as long, double or ArrayList. Instead ... word to create simplified and less ...