关于java：如何在android中将String转换为Date

how to convert String to Date in android

本问题已经有最佳答案，请猛点这里访问。

我有字符串日期时间"2014-10-13 18:22:54.71"，我想把它转换成Date和

我用那个算法

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public static boolean IsthatMorethanTwo(String DateString) {
Calendar thatDay = Calendar.getInstance();
thatDay.setTime(new Date(DateString));
Calendar today = Calendar.getInstance();
long diff = today.getTimeInMillis() - thatDay.getTimeInMillis();
long days = diff / (24 * 60 * 60 * 1000);
return days >= 2;
}

我该怎么做？

您可以使用SimpleDateFormat类。

这样地：

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String dateString ="2014-10-13 18:22:54.71";
SimpleDateFormat format =
new SimpleDateFormat("yyyy-mm-dd HH:mm:ss.S");

try {
Date parsed = format.parse(dateString);
}
catch(ParseException pe) {
System.out.println("ERROR: Cannot parse "" + dateString +""");
}