39 lines
975 B
Java
39 lines
975 B
Java
package com.inmind.file01;
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import java.io.File;
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/*
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public boolean delete() ：删除由此File表示的文件或目录。
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注意:
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1.如果一个文件夹中还有子内容,这个文件夹不允许直接删除,先删除所有子内容,才能删除父文件夹
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2.删除方法是物理删除,不能恢复
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*/
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public class FileDemo06 {
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public static void main(String[] args) {
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//删除文件
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File file = new File("a.txt");
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if (file.exists()) {
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file.delete();
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}
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//删除文件夹
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File file1 = new File("b.txt");
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if (file1.exists()) {
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file1.delete();
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}
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//删除带有子内容的文件夹
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File file2 = new File("b/a");
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if (file2.exists()) {
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file2.delete();
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}
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File file3 = new File("b");
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if (file3.exists()) {
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file3.delete();
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}
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System.out.println("程序结束");
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}
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}
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