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Java by API/java.math/RoundingMode - История изменений
2026-04-18T20:48:57Z
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в 17:43, 31 мая 2010
2010-05-31T17:43:48Z
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http://www.jexp.ru/index.php?title=Java_by_API/java.math/RoundingMode&diff=63&oldid=prev
Admin: 1 версия
2010-05-31T14:10:14Z
<p>1 версия</p>
<p><b>Новая страница</b></p><div>== RoundingMode.CEILING ==<br />
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<!-- start source code --><br />
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<source lang="java"><br />
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import java.math.RoundingMode;<br />
import java.text.NumberFormat;<br />
public class NumberFormatRounding {<br />
public static void main(String[] args) {<br />
NumberFormat nf = NumberFormat.getNumberInstance();<br />
nf.setMaximumFractionDigits(2);<br />
nf.setRoundingMode (RoundingMode.CEILING);<br />
System.out.println("Default rounding mode: " + nf.getRoundingMode());<br />
System.out.println("123.454 rounds to " + nf.format(123.454));<br />
System.out.println("123.455 rounds to " + nf.format(123.455));<br />
System.out.println("123.456 rounds to " + nf.format(123.456));<br />
System.out.println();<br />
}<br />
}<br />
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</source><br />
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<!-- end source code --><br />
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== RoundingMode.FLOOR ==<br />
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<!-- start source code --><br />
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<source lang="java"><br />
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import java.math.RoundingMode;<br />
import java.text.NumberFormat;<br />
public class NumberFormatRounding {<br />
public static void main(String[] args) {<br />
NumberFormat nf = NumberFormat.getNumberInstance();<br />
nf.setMaximumFractionDigits(2);<br />
nf.setRoundingMode (RoundingMode.FLOOR);<br />
System.out.println("Default rounding mode: " + nf.getRoundingMode());<br />
System.out.println("123.454 rounds to " + nf.format(123.454));<br />
System.out.println("123.455 rounds to " + nf.format(123.455));<br />
System.out.println("123.456 rounds to " + nf.format(123.456));<br />
System.out.println();<br />
}<br />
}<br />
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</source><br />
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<!-- end source code --><br />
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== RoundingMode.HALF_DOWN ==<br />
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<!-- start source code --><br />
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<source lang="java"><br />
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import java.math.RoundingMode;<br />
import java.text.NumberFormat;<br />
public class NumberFormatRounding {<br />
public static void main(String[] args) {<br />
NumberFormat nf = NumberFormat.getNumberInstance();<br />
nf.setMaximumFractionDigits(2);<br />
nf.setRoundingMode (RoundingMode.HALF_DOWN);<br />
System.out.println("Default rounding mode: " + nf.getRoundingMode());<br />
System.out.println("123.454 rounds to " + nf.format(123.454));<br />
System.out.println("123.455 rounds to " + nf.format(123.455));<br />
System.out.println("123.456 rounds to " + nf.format(123.456));<br />
System.out.println();<br />
}<br />
}<br />
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</source><br />
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<!-- end source code --></div>
Admin