How to convert a string Date to long millseconds

Question

I have a date inside a string, something like \"12-December-2012\". How can I convert this into milliseconds (long)?

Answer 1

you can use the simpleDateFormat to parse the string date.

Answer 2

Take a look to SimpleDateFormat class that can parse a String and return a Date and the getTime method of Date class.

Answer 3

Easiest way is used the Date Using Date() and getTime()

    Date dte=new Date();
    long milliSeconds = dte.getTime();
    String strLong = Long.toString(milliSeconds);
    System.out.println(milliSeconds)

Answer 4

• First convert string to java.util.Date using date formatter
• Use getTime() to obtain count of millisecs from date

Answer 5

SimpleDateFormat formatter = new SimpleDateFormat("dd-MMM-yyyy");
Date date = (Date)formatter.parse("12-December-2012");
long mills = date.getTime();

Answer 6

Using SimpleDateFormat

String string_date = "12-December-2012";

SimpleDateFormat f = new SimpleDateFormat("dd-MMM-yyyy");
try {
    Date d = f.parse(string_date);
    long milliseconds = d.getTime();
} catch (ParseException e) {
    e.printStackTrace();
}