This example shows you how to use the
package org.kodejava.example.lang; public class LeadingZerosExample { public static void main(String[] args) { int number = 1500; // // String format below will add leading zeros (the %0 syntax) // to the number above. The length of the formatted string will // be 7 characters. // String formatted = String.format("%07d", number); System.out.println("Number with leading zeros: " + formatted); } }
Here is the result of the code snippet above:
Source : https://kodejava.org/how-do-i-add-leading-zeros-to-a-number/
String.format() method to add zero padding to a number. If you just want to print out the result you can use System.out.format(). This method is available since Java 1.5, so If you use a previous version you can use the NumberFormat class, see: How do I format a number with leading zeros?.package org.kodejava.example.lang; public class LeadingZerosExample { public static void main(String[] args) { int number = 1500; // // String format below will add leading zeros (the %0 syntax) // to the number above. The length of the formatted string will // be 7 characters. // String formatted = String.format("%07d", number); System.out.println("Number with leading zeros: " + formatted); } }
Here is the result of the code snippet above:
Number with leading zeros: 0001500
Source : https://kodejava.org/how-do-i-add-leading-zeros-to-a-number/
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