Android 添加时间时需要以24小时格式获取时间
我已经编写了一个函数来添加时间,如下所示Android 添加时间时需要以24小时格式获取时间,android,Android,我已经编写了一个函数来添加时间,如下所示 private void Delay15Minute() { String pkManifest = manifest.pkManifestNo; manifest_helper = new manifest_helper(this); cursor = manifest_helper.GetDeliveries(pkManifest); cursor.moveToFirst();
private void Delay15Minute() {
String pkManifest = manifest.pkManifestNo;
manifest_helper = new manifest_helper(this);
cursor = manifest_helper.GetDeliveries(pkManifest);
cursor.moveToFirst();
for (int i = 0; i < cursor.getCount(); i++) {
cursor.getString(cursor.getColumnIndex("PKDelivery"));
// String
// RevisedTime=cursor.getString(cursor.getColumnIndex("RevisedEstimatedDeliveryTime"));
String RevisedTime = "12:55";
// get hour and minute from time string
StringTokenizer st1 = new StringTokenizer(RevisedTime, ":");
int j = 0;
int[] val = new int[st1.countTokens()];
// iterate through tokens
while (st1.hasMoreTokens()) {
val[j] = Integer.parseInt(st1.nextToken());
j++;
}
// call time add method with current hour, minute and minutesToAdd,
// return added time as a string
String date = addTime(val[0], val[1], 15);
// Tioast the new time
Toast.makeText(this, "date is =" + date, Toast.LENGTH_SHORT).show();
}
}
public String addTime(int hour, int minute, int minutesToAdd) {
Calendar calendar = new GregorianCalendar(1990, 1, 1, hour, minute);
calendar.add(Calendar.MINUTE, minutesToAdd);
SimpleDateFormat sdf = new SimpleDateFormat("hh:mm");
String date = sdf.format(calendar.getTime());
return date;
}
private void delay15分钟(){
字符串pkManifest=manifest.pkManifestNo;
manifest\u helper=新的manifest\u helper(此);
cursor=manifest\u helper.GetDeliveries(pkManifest);
cursor.moveToFirst();
对于(int i=0;i
我从01:10到12小时从
我需要以13:10格式(即24小时格式)获取……请帮助我您在
SimpleDateFormat
模式中使用的hh
。这是12小时制。使用kk
,它以24小时格式显示一天中的小时数。请参阅。只需创建日历的实例,即可通过
Calendar c = Calendar.getInstance();
int Hr24=c.get(Calendar.HOUR_OF_DAY);
int Min=c.get(Calendar.MINUTE);
使用此代码
long date = System.currentTimeMillis();
SimpleDateFormat date1 = new SimpleDateFormat("dd-MM-yyyy"); // for current date
SimpleDateFormat time1 = new SimpleDateFormat("kk:mm:ss"); // for 24 hour time
SimpleDateFormat time2 = new SimpleDateFormat("hh:mm:ss"); // for 12 hour time
String dateString = date1.format(date); //This will return current date in 31-12-2018 format
String timeString1 = time1.format(date); //This will return current time in 24 Hour format
String timeString2 = time2.format(date); //This will return current time in 12 Hour format
Log.e("TAG_1", "24 hour Time - " + timeString1);
Log.e("TAG_1", "24 hour Time - " + timeString1);
Log.e("TAG_1", "dd-MM-yyyy Date format - " + dateString);
然后打开您的日志查看结果。谢谢您的反馈…请帮助我找到解决方案如果您使用kk,您将在24:30左右获得结果,但如果您使用HH,您可以在00:30左右获得结果。您是救世主。。。即使在HH:mm之后也没有显示结果!塔克斯