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Java Articles
Page 100 of 450
SimpleDateFormat("hh:mm:ss a") in Java
The following format displays time from −hh:mm:ssThe following format displays time with AM/ PM marker −hh:mm:ss aHere, we are using the SimpleDateFormat class to display date and time. Let us set it for the format we want i.e time and AM/PM Marker −Format f = new SimpleDateFormat("hh:mm:ss a"); String strResult = f.format(new Date()); System.out.println("Time = "+strResult);The following is an example −Exampleimport java.text.Format; import java.text.SimpleDateFormat; import java.util.Date; import java.util.Calendar; public class Demo { public static void main(String[] args) throws Exception { // displaying current date and time ...
Read MoreSimpleDateFormat("HH.mm.ss") in Java
The format SimpleDateFormat(“HH.mm.ss”) displays time. To work with SimpleDateFormat class, we have imported the following package.import java.text.SimpleDateFormat;Here, we are using the SimpleDateFormat class to display date and time. Let us set it for the format we want i.e time - HH.mm.ss −Format f = new SimpleDateFormat("HH.mm.ss"); String strResult = f.format(new Date()); System.out.println("Time = "+strResult);The following is an example −Exampleimport java.text.Format; import java.text.SimpleDateFormat; import java.util.Date; import java.util.Calendar; public class Demo { public static void main(String[] args) throws Exception { // displaying current date and time Calendar ...
Read MoreDisplay day number with SimpleDateFormat('d') in Java
To display the day number, use the SimpleDateFormat('d') as shown below −Format f = new SimpleDateFormat("d"); String strDay = f.format(new Date()); System.out.println("Day Number = "+strDay);Since, we have used the Format and SimpleDateFormat class above, therefore import the following packages. With that, we have also used the Date −import java.text.Format; import java.text.SimpleDateFormat; import java.util.Date;The following is an example −Exampleimport java.text.Format; import java.text.SimpleDateFormat; import java.util.Date; import java.util.Calendar; public class Demo { public static void main(String[] args) throws Exception { // displaying current date and time Calendar cal ...
Read MoreSimpleDateFormat('E, dd MMM yyyy HH:mm:ss Z') in Java
Using the SimpleDateFormat(“E, dd MMM yyyy HH:mm:ss Z”), wherein E is for Day of Week −// displaying current date and time Calendar cal = Calendar.getInstance(); SimpleDateFormat simpleformat = new SimpleDateFormat("E, dd MMM yyyy HH:mm:ss Z"); System.out.println("Today's date and time = "+simpleformat.format(cal.getTime()));Since we have used the Format and SimpleDateFormat class above, therefore import the following packages. With that, we have also used the Date −import java.text.Format; import java.text.SimpleDateFormat; import java.util.Date;The following is an example −Exampleimport java.text.Format; import java.text.SimpleDateFormat; import java.util.Date; import java.util.Calendar; public class Demo { public static void main(String[] args) throws Exception { ...
Read MoreDisplay year with SimpleDateFormat('yyyy') in Java
Using the SimpleDateFormat(“yyyy”) to display year −// displaying year Format f = new SimpleDateFormat("yyyy"); String strYear = f.format(new Date()); System.out.println("Year = "+strYear);Since, we have used the Format and SimpleDateFormat class above, therefore import the following packages. With that, we have also used the Date −import java.text.Format; import java.text.SimpleDateFormat; import java.util.Date;The following is an example −Exampleimport java.text.Format; import java.text.SimpleDateFormat; import java.util.Date; import java.util.Calendar; public class Demo { public static void main(String[] args) throws Exception { // displaying current date and time Calendar cal = Calendar.getInstance(); SimpleDateFormat simpleformat = new SimpleDateFormat("E, dd ...
Read MoreDisplay hour in h (1-12 in AM/PM) format in Java
The h format in Java Date is like 1-12 hour in AM/ PM. Use SimpleDateFormat("h") to get the same format;// displaying hour in h format SimpleDateFormat simpleformat = new SimpleDateFormat("h"); String strHour = simpleformat.format(new Date()); System.out.println("Hour in h format = "+strHour);Above, we have used the SimpleDateFormat class, therefore the following package is imported −import java.text.SimpleDateFormat;The following is an example −Exampleimport java.text.Format; import java.text.SimpleDateFormat; import java.util.Date; import java.util.Calendar; public class Demo { public static void main(String[] args) throws Exception { // displaying current date and time ...
Read MoreJava program to check if binary representations of two numbers are anagram
The binary representations of two numbers are anagrams if they have the same number of 0’a and 1’s. An example of this is given as follows −Number 1 = 3 Binary representation of Number 1 = 0011 Number 2 = 12 Binary representation of Number 2 = 1100The two numbers are anagram.A program that demonstrates this is given as follows −Examplepublic class Example { public static void main (String[] args) { long x = 12, y = 3; if(Long.bitCount(x) == Long.bitCount(y)) ...
Read MoreFormat hour in k (1-24) format in Java
The “k” format in Java Date is used to format hour in 1-24 format. Use SimpleDateFormat("k") to get the same format.// displaying hour in k format simpleformat = new SimpleDateFormat("k"); String strHour = simpleformat.format(new Date()); System.out.println("Hour in k format = "+strHour);Above, we have used the SimpleDateFormat class, therefore the following package is imported.import java.text.SimpleDateFormat;The following is an example −Exampleimport java.text.Format; import java.text.SimpleDateFormat; import java.util.Date; import java.util.Calendar; public class Demo { public static void main(String[] args) throws Exception { // displaying current date and time Calendar ...
Read MoreDisplay TimeZone in zzzz format in Java
Use the zzzz format like this for TimeZone.SimpleDateFormat("zzzz");Let us see an example −// displaying timezone in zzzz format simpleformat = new SimpleDateFormat("zzzz"); String strTimeZone = simpleformat.format(new Date()); System.out.println("TimeZone in zzzz format = "+strTimeZone);Above, we have used the SimpleDateFormat class, therefore the following package is imported −import java.text.SimpleDateFormat;The following is an example −Exampleimport java.text.Format; import java.text.SimpleDateFormat; import java.util.Date; import java.util.Calendar; public class Demo { public static void main(String[] args) throws Exception { // displaying current date and time Calendar cal = Calendar.getInstance(); ...
Read MoreFormat numerical data with printf in Java
First, we have taken a double variable and displayed it twice.double d = 399.8877; System.out.printf("d1 = %2$f d2 = %1$g", d, d);After that, we have formatted numerical int data −int val1 = 90, val2 = 35, val3 = 88, val4 = 600; System.out.printf("val1 = %d, val2 = %x, val3 = %o, val4 = %d", val1, val2, val3, val4); System.out.printf("val2 = %4$d, val2 = %3$d, val3 = %2$o, val4 = %1$d", val1, val2, val3, val4);Above, we have displayed %o for octal, %x for hexadecimal, %d for integer, etc.The following is the complete example −Examplepublic class Demo { public static void ...
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