//数组
public class Main9 {
public static void main(String[] args){
//增强型的for循环
int[] arrays={1,2,3,4,5};
for (int i = 0; i < arrays.length; i++) {
System.out.println(arrays[i]);
}
//arrays.for 快捷生成 for (int array : arrays)
for (int array : arrays) {
System.out.println(array);
}
printArray(arrays);
System.out.println();
int[] reserve = reserve(arrays);
printArray(reserve);
}
//打印数组元素
public static void printArray(int[] arrays){
for(int i=0;i
运行结果:
1
2
3
4
5
1
2
3
4
5
1 2 3 4 5
5 4 3 2 1
Process finished with exit code 0
多维数组
二位数组
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