SimpleDateFormatsdf=newSimpleDateFormat("yyyy-MM-ddHH:mm:ss");1.Calendar转化String//获取当前时间的具体情况,如年,月,日,week,date,分,秒等Calendarcalendat=Calendar.getInstance();SimpleDateFormatsdf=newSimpleDateFormat("yyyy-MM-dd");StringdateStr=sdf.format(calendar...
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