打印数组的5种方式:
package test;
import java.io.File;
import java.util.Arrays;
public class TrueTest {
/**
* @param args
*/
public static void main(String[] args) {
//删除文件
/*File file = new File("C:/Users/lyc/Desktop/111");
file.delete();*/
String localPath = "C:/Users/lyc/Desktop/aa";
File file = new File(localPath);
File[] files = file.listFiles();
//打印数组的5种方式:
//方式1
System.out.println(Arrays.toString(files)); //打印数组:Arrays.toString(files)
//方式2
System.out.println(Arrays.asList(files));
//方式3
System.out.println(Arrays.toString(files));
//方式4
//增强for循环
for(File n: files){
System.out.println(n+", ");
}
//方式5
//普通for循环
for (int i = 0; i < files.length; i++) {
System.out.print(files[i] + ", ");
}
//java8
/*Arrays.asList(files)).stream().forEach(s -> System.out.println(s));*/
}
}