/Java/Find number of weeks between two dates in java

Find number of weeks between two dates in java

Calculate number of years months and days between two dates in java

SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
		
Date birth = sdf.parse("2000-01-01");
Date now = new Date(System.currentTimeMillis());
		
Calendar c = Calendar.getInstance();
c.setTimeInMillis(now.getTime() - birth.getTime());
int y = c.get(Calendar.YEAR)-1970;
int m = c.get(Calendar.MONTH);
int d = c.get(Calendar.DAY_OF_MONTH)-1;

Find number of weeks between two dates in java

SimpleDateFormat myFormat = new SimpleDateFormat("dd MM yyyy");
String classStartData = "31 01 2021";
String classEndData = "08 03 2021";

Date dateClassStart = myFormat.parse(classStartData);
Date dateClassEnd = myFormat.parse(classEndData);

long differenceWeek = dateClassEnd.getTime() - dateClassStart.getTime();
int programLength = (int)(TimeUnit.DAYS.convert(differenceWeek, TimeUnit.MILLISECONDS)/7);
System.out.println("Class length in weeks: " +programLength);

Similar codes

0 vote359 views1 answer
Skip values in a for loop java
Java
10 votes330 views6 answers
Remove duplicates from string in java
Java
0 vote359 views1 answer
Spring security antmatchers id
Java
0 vote333 views1 answer
Java create list integer range
Java
0 vote351 views1 answer
Flow dependency android
Java
0 vote365 views1 answer
What is instance block in java
Java
129 votes577 views5 answers
Java random number between 1 and 10
Java
0 vote437 views1 answer
Bad JNI version returned from JNI_OnLoad in
Java
0 vote339 views2 answers
Subtract two numbers without using arithmetic operators in java
Java
0 vote335 views1 answer
Java enum in switch statement
Java