Java ArrayList到数组

Sometimes we have to convert ArrayList to Array in java program. Today we will look into different java ArrayList to Array conversion options.

有时我们必须在Java程序中将ArrayList转换为Array。 今天，我们将研究不同的java ArrayList到Array的转换选项。

Java ArrayList到数组 (Java ArrayList to Array)

ArrayList in Java is backed by Array. So it’s no wonder, ArrayList provides utility methods to convert ArrayList to Array. Let’s look at a simple program showing how to convert ArrayList to an a