SimpleDateFormat日期格式转换及时间戳转换

String 转 Date

String string= "2020-5-27 13:57:45";
SimpleDateFormat simpleDateFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss") ;
Date date = simpleDateFormat.parse(string);

Date 转 String

Date date = new Date();
SimpleDateFormat simpleDateFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss") ;
String string = simpleDateFormat.format(date)

时间戳 转 Date

Date date = new Date(longtime);

Date 转 时间戳

long longtime = date.getTime();

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转载自blog.csdn.net/qq_36881363/article/details/106380496
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