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Formatting Numbers in Java

Started by l jsym l Sep 20, 2009 at 7:51 PM 2 replies 700+ views

Original Post

Sep 20, 2009 at 7:51 PM

hey, im making a program for my college course in JAVA and can't find anywhere in the texts books how to format a double to have 0 decimal places when i put it in a outfile. i know the "%.2f" command, which displays the number to 2 decimal places but i cant figure it out how to make it to just an integer...if anyone has anyidea at all PPPLLEEEAAASSE let me know thanks yoU! [Edited by - jpetrie on September 21, 2009 10:30:13 AM]

X Abstract X

Sep 20, 2009 at 7:59 PM

double myDouble = 6.79;int myInt = (int)myDouble;

This will just chop off the decimal, no rounding.

l jsym l

Sep 20, 2009 at 8:09 PM

thanks! it works perfect!

snak_attack

Sep 20, 2009 at 8:28 PM

For future reference (and more complex formats), use the DecimalFormat class

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