Data类

        Date data= new Date();//获取时间
	System.out.println(data);
	
	System.out.println(data.getDate());//获取日子
	System.out.println(data.getDay());//获取星期几
	
	System.out.println(data.getHours());//当前小时
	System.out.println(data.getMinutes());
	System.out.println(data.getTimezoneOffset());
	System.out.println(data.getSeconds());
	
	System.out.println(data.getMonth());//月数从零开始
	System.out.println(data.getYear());//从1900年开始
	System.out.println(data.toString());
		/**
	 * 1543473454264
		29
		4
		14
		37
		-480
		34
		10
		118
		Thu Nov 29 14:37:34 CST 2018
	 */