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Java相关/ArrayList-Grow.md
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@ -340,8 +340,8 @@ public class EnsureCapacityTest {
```
使用ensureCapacity方法前：4637
使用ensureCapacity方法前：241
使用ensureCapacity方法后：241
```
通过运行结果，我们可以很明显的看出向 ArrayList 添加大量元素之前最好先使用`ensureCapacity` 方法，以减少增量从新分配的次数
通过运行结果，我们可以很明显的看出向 ArrayList 添加大量元素之前最好先使用`ensureCapacity` 方法，以减少增量从新分配的次数