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Display numbers with leading zeroes in Java
To display numbers with leading zeros in Java, useDecimalFormat("000000000000").
Let us first set the format with DecimalFormat class −
DecimalFormat decFormat = new DecimalFormat("000000000000");
Now, let us display some numbers with leading zeros −
String res = decFormat.format(298989); System.out.println(res); res = decFormat.format(565); System.out.println(res);
The following is an example −
Example
import java.text.DecimalFormat; public class Demo { public static void main(String args[]) { DecimalFormat decFormat = new DecimalFormat("000000000000"); String res = decFormat.format(298989); System.out.println(res); res = decFormat.format(565); System.out.println(res); res = decFormat.format(38989); System.out.println(res); res = decFormat.format(78768768); System.out.println(res); res = decFormat.format(298989); System.out.println(res); } }
Output
000000298989 000000000565 000000038989 000078768768 000000298989
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