【问题标题】:displaying timestamp in toast在 toast 中显示时间戳
【发布时间】:2016-06-15 05:39:36
【问题描述】:

我需要以 hh:mm 格式显示时间戳以及烤文本。我尝试添加 +DateUtils.HOUR_IN_MILLIS 这对我不起作用

 Toast savedToast = Toast.makeText(getApplicationContext(),
                "Progress saved at"+DateUtils.HOUR_IN_MILLIS,Toast.LENGTH_SHORT);
        savedToast.show();

编辑:从+Calendar.getInstance().getTime() 完成这项工作的答案中得知。谢谢。所有答案都很好。

【问题讨论】:

  • 改用 SimpleDateFormat
  • 你到底收到了什么信息?
  • 你的 DateUtils 类的邮政编码

标签: android timestamp android-toast


【解决方案1】:
Calendar now = Calendar.getInstance();
final int hour = now.get(Calendar.HOUR_OF_DAY);
final int minute = now.get(Calendar.MINUTE);
Toast savedToast = Toast.makeText(getApplicationContext(),
            "Progress saved at"+String.valueOf(hour )+":"+String.valueOf(minute ),Toast.LENGTH_SHORT);
    savedToast.show();

【讨论】:

    【解决方案2】:

    您可以像这样获取当前时间戳: https://stackoverflow.com/a/25264666/4310784

    那么你必须在你的吐司中展示它:

     Toast savedToast = Toast.makeText(getApplicationContext(),
                "Progress saved at"+String.valueOf(tsLong),Toast.LENGTH_SHORT);
        savedToast.show();
    

    【讨论】:

      【解决方案3】:
      SimpleDateFormat df = new SimpleDateFormat("hh:mm");     
      Calendar c = Calendar.getInstance();
      String str_time = df.format(c.getTime());
      Toast.makeText(getApplicationContext(), "Progress saved at"+str_time,Toast.LENGTH_SHORT).show();
      

      【讨论】:

        【解决方案4】:
        try {
                    DateFormat sdf  = new SimpleDateFormat("hh:mm a");
                    Date netDate    = (new Date());
                    String dateString      = sdf.format(netDate);
                    Toast savedToast = Toast.makeText(getApplicationContext(),
                            "Progress saved at " + dateString, Toast.LENGTH_SHORT);
                    savedToast.show();
                } catch(Exception ex) {
                }
        

        【讨论】:

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