Java入门数组的相关内容

文章 2022-03-12 来自：开发者社区

Java入门之~数组

1.数组1.1什么是数组【理解】数组就是存储数据长度固定的容器，存储多个数据的数据类型要一致。 1.2数组定义格式【记忆】1.2.1第一种数据类型[] 数组名示例：int[] arr; double[] arr; char[] arr;1.2.2第二种数据类型数组名[]示例：intarr[];doub....

文章 2018-10-22 来自：开发者社区

Java入门系列-10-数组

这篇文章为你搞懂2个问题 1.什么是数组，数组是干嘛用的？ 2.数组如何使用？考试结束后，老师给二狗安排了一项任务，统计班里40名同学的平均分。按照我们之前的做法，我们可以定义40个变量然后再相加除以40求出平均分，但是这样太繁琐了，有没有更好的办法呢？那就是使用数组。数组数组其实也是一个变量，顾名思义存储了一组相同类型的数据，声明一个数组就是在内存空间中分配出一连串的空间。使用数...

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更新时间 2024-02-03 15:58:56

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