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  • File 路径

    File 路径

    By default the classes in the java.io package always resolve relative pathnames against the
    current user directory. This directory is named by the system property user.dir

        /**
         * 获取当前项目的路径
         * D:workspace_for_ideaDemoTest
         */
        @Test
        public void testSystemPro(){
            System.out.println(System.getProperty("user.dir"));
        }
    

    As Follow

     	/**
         * File的相对路径是项目路径 Content Root
         */
        @Test
         public void testFile(){
            //获取当前的项目目录 D:workspace_for_ideaDemoTest
            System.out.println(new File("").getAbsolutePath());//等价于new File(".")
    
            //获取当前项目目录下的test.txt D:workspace_for_ideaDemoTest	est.txt
            System.out.println(new File("test.txt").getAbsolutePath());
    
            //获取根分路径 D:
            System.out.println(new File("/").getAbsolutePath());
        }
    
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  • 原文地址:https://www.cnblogs.com/kikochz/p/13499687.html
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