This shows you the differences between two versions of the page.
Both sides previous revision Previous revision | Next revision Both sides next revision | ||
java:formatting [2015/03/10 13:12] gthanos [Η Μέθοδος format] |
java:formatting [2015/03/10 13:13] gthanos [Η Μέθοδος format] |
||
---|---|---|---|
Line 73: | Line 73: | ||
{{:java:format.png}} | {{:java:format.png}} | ||
+ | Παρακάτω δίνεται ένα παράδειγμα χρήσης των σημαντικότερων προσδιοριστών μορφοποίησης που παρουσιάστηκαν παραπάνω. | ||
+ | |||
+ | <code java TestFormat.java> | ||
+ | import java.util.Calendar; | ||
+ | import java.util.Locale; | ||
+ | |||
+ | public class TestFormat { | ||
+ | | ||
+ | public static void main(String[] args) { | ||
+ | long n = 461012; | ||
+ | System.out.format("%d%n", n); // --> "461012" | ||
+ | System.out.format("%08d%n", n); // --> "00461012" | ||
+ | System.out.format("%+8d%n", n); // --> " +461012" | ||
+ | System.out.format("%,8d%n", n); // --> " 461,012" | ||
+ | System.out.format("%+,8d%n%n", n); // --> "+461,012" | ||
+ | | ||
+ | double pi = Math.PI; | ||
+ | |||
+ | System.out.format("%f%n", pi); // --> "3.141593" | ||
+ | System.out.format("%.3f%n", pi); // --> "3.142" | ||
+ | System.out.format("%10.3f%n", pi); // --> " 3.142" | ||
+ | System.out.format("%-10.3f%n", pi); // --> "3.142" | ||
+ | System.out.format(Locale.FRANCE, | ||
+ | "%-10.4f%n%n", pi); // --> "3,1416" | ||
+ | |||
+ | Calendar c = Calendar.getInstance(); | ||
+ | System.out.format("%tB %te, %tY%n", c, c, c); // --> "May 29, 2006" | ||
+ | |||
+ | System.out.format("%tl:%tM %tp%n", c, c, c); // --> "2:34 am" | ||
+ | |||
+ | System.out.format("%tD%n", c); // --> "05/29/06" | ||
+ | } | ||
+ | } | ||
+ | </code> | ||