dateutil.java

在线模拟选课系统

package ch07.util;

//针对日期的工具类
public class DateUtil 
{
    public static String changeDateFormat( String inputDate )
    {
        //如果传入日期是14位的
        if ( inputDate.length() == 14 )
        {
            String sYear = inputDate.substring( 0, 4 );
            String sMonth = inputDate.substring( 4, 6 );
            String sDay = inputDate.substring( 6, 8 );
            String sHH = inputDate.substring( 8, 10 );
            String sMM = inputDate.substring( 10, 12 );
            String sSS = inputDate.substring( 12, 14 );
            
            return sYear + "/" + sMonth + "/" + sDay + " " + sHH + ":" + sMM + ":" + sSS; 
        }
        return "";
    }
}