Java 实例 - 遍历目录
Java 教程
· 2019-02-11 09:14:35
以下实例演示了使用 File 类的 dir.isDirectory() 和 dir.list() 方法来遍历目录:
Main.java 文件
import java.io.File;
public class Main {
public static void main(String[] argv) throws Exception {
System.out.println("遍历目录");
File dir = new File("/www/java"); //要遍历的目录
visitAllDirsAndFiles(dir);
}
public static void visitAllDirsAndFiles(File dir) {
System.out.println(dir);
if (dir.isDirectory()) {
String[] children = dir.list();
for (int i = 0; i < children.length; i++) {
visitAllDirsAndFiles(new File(dir, children[i]));
}
}
}
}
以上代码运行输出结果为:
遍历目录 /www/java /www/java/Car.class /www/java/FileUtil.class /www/java/FileUtil.java /www/java/HelloWorld.class /www/java/HelloWorld.java /www/java/HelloWorldDebug.class /www/java/HelloWorldDebug.java /www/java/Main$1.class /www/java/Main.class /www/java/Main.java /www/java/MainClass.class /www/java/MainClass.java /www/java/MyClass.class /www/java/outfilename /www/java/test.log
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