df, Java - rextester

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//Title of this code
//'main' method must be in a class 'Rextester'.
//Compiler version 1.8.0_45

import java.util.*;
import java.lang.*;
import java.text.SimpleDateFormat;

class Rextester
{  
    public static void main(String args[])
    {
System.out.println("START");
        
        //Date myDate = new Date();
        Date myDate = new Date();
        String[] formats = new String[] {
            "yyyyMMdd",
            "yyyy-MM-dd",
            "yyyy-MM-dd HH:mm",
            "yyyy-MM-dd HH:mmZ",
            "yyyy-MM-dd HH:mm:ss.SSSZ",
            "yyyy-MM-dd'T'HH:mm:ss.SSSZ",
        };
        
        
        for (String format : formats) {
            SimpleDateFormat sdf = new SimpleDateFormat(format, Locale.US);
            System.out.format("%30s %s\n", format, sdf.format(myDate));
            //sdf.setTimeZone(TimeZone.getTimeZone("UTC"));
            //System.out.format("%30s %s\n", format, sdf.format(myDate));
        }
        
        //Simple
        System.out.println("\n" + new SimpleDateFormat("yyyy-MM-dd",Locale.US).format(new Date()));
        System.out.println("END");

}
}

[ + ] Show input
Compilation time: 0.83 sec, absolute running time: 0.17 sec, cpu time: 0.18 sec, memory peak: 18 Mb, absolute service time: 1,05 sec