Question

How to left pad an integer with zeros in Java

Answer 1

public class MyClass {
    public static void main(String args[]) {
        int x = 17;
        
        System.out.printf("%05d", x);
    }
}





/*
run:
   
00017
   
*/

 

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Answer 2

import java.text.DecimalFormat;

public class MyClass {
    public static void main(String args[]) {
        int x = 17;
        
        DecimalFormat df = new DecimalFormat("00000");
        
        String str = df.format(x);
        
        System.out.println(str);
    }
}





/*
run:
   
00017
   
*/

 

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