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Java by API/java.util/BitSet - История изменений
2026-04-24T10:35:21Z
История изменений этой страницы в вики
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http://www.jexp.ru/index.php?title=Java_by_API/java.util/BitSet&diff=154&oldid=prev
в 17:43, 31 мая 2010
2010-05-31T17:43:48Z
<p></p>
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<td colspan="1" style="background-color: white; color:black; text-align: center;">← Предыдущая</td>
<td colspan="1" style="background-color: white; color:black; text-align: center;">Версия 17:43, 31 мая 2010</td>
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http://www.jexp.ru/index.php?title=Java_by_API/java.util/BitSet&diff=155&oldid=prev
Admin: 1 версия
2010-05-31T14:11:35Z
<p>1 версия</p>
<p><b>Новая страница</b></p><div>== BitSet: and(BitSet anotherBitSet) ==<br />
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<br />
<!-- start source code --><br />
<br />
<source lang="java"><br />
<br />
/*<br />
* Output:<br />
Initial pattern in bits1: <br />
{0, 2, 4, 6, 8, 10, 12, 14}<br />
Initial pattern in bits2: <br />
{1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 13, 14}<br />
bits2 AND bits1: <br />
{2, 4, 6, 8, 12, 14}<br />
bits2 OR bits1: <br />
{0, 2, 4, 6, 8, 10, 12, 14}<br />
bits2 XOR bits1: <br />
{} <br />
*/<br />
import java.util.BitSet;<br />
public class MainClass {<br />
public static void main(String args[]) {<br />
BitSet bits1 = new BitSet(16);<br />
BitSet bits2 = new BitSet(16);<br />
// set some bits<br />
for (int i = 0; i < 16; i++) {<br />
if ((i % 2) == 0)<br />
bits1.set(i);<br />
if ((i % 5) != 0)<br />
bits2.set(i);<br />
}<br />
System.out.println("Initial pattern in bits1: ");<br />
System.out.println(bits1);<br />
System.out.println("\nInitial pattern in bits2: ");<br />
System.out.println(bits2);<br />
// AND bits<br />
bits2.and(bits1);<br />
System.out.println("\nbits2 AND bits1: ");<br />
System.out.println(bits2);<br />
// OR bits<br />
bits2.or(bits1);<br />
System.out.println("\nbits2 OR bits1: ");<br />
System.out.println(bits2);<br />
// XOR bits<br />
bits2.xor(bits1);<br />
System.out.println("\nbits2 XOR bits1: ");<br />
System.out.println(bits2);<br />
}<br />
}<br />
<br />
<br />
</source><br />
<br />
<br />
<!-- end source code --><br />
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== BitSet: andNot(BitSet set) ==<br />
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<!-- start source code --><br />
<br />
<source lang="java"><br />
<br />
import java.util.BitSet;<br />
public class Main {<br />
public static void main (String args[]) {<br />
BitSet bites = new BitSet();<br />
bites.set(0);<br />
bites.set(1);<br />
bites.set(2);<br />
bites.set(3);<br />
System.out.println(bites);<br />
<br />
bites.andNot(bites);<br />
System.out.println(bites);<br />
}<br />
}<br />
<br />
</source><br />
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<br />
<!-- end source code --><br />
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== BitSet: clone() ==<br />
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<br />
<!-- start source code --><br />
<br />
<source lang="java"><br />
<br />
import java.util.BitSet;<br />
public class Main {<br />
public static void main(String args[]) {<br />
BitSet bites = new BitSet();<br />
bites.set(0);<br />
bites.set(1);<br />
bites.set(2);<br />
bites.set(3);<br />
BitSet bitSetClone = (BitSet) bites.clone();<br />
System.out.println(bites);<br />
System.out.println(bitSetClone);<br />
}<br />
}<br />
<br />
</source><br />
<br />
<br />
<!-- end source code --><br />
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== BitSet: get(int bitIndex) ==<br />
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<!-- start source code --><br />
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<source lang="java"><br />
<br />
/*<br />
* Bit 65 is true<br />
*/<br />
import java.util.BitSet;<br />
public class MainClass {<br />
public static void main(String[] argv) {<br />
BitSet bs = new BitSet();<br />
bs.set(65);<br />
System.out.println("Bit 65 is " + bs.get(65));<br />
}<br />
}<br />
<br />
<br />
</source><br />
<br />
<br />
<!-- end source code --><br />
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== BitSet: length() ==<br />
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<!-- start source code --><br />
<br />
<source lang="java"><br />
<br />
import java.util.BitSet;<br />
public class Main {<br />
public static void main(String args[]) {<br />
BitSet bites = new BitSet();<br />
bites.set(0);<br />
bites.set(1);<br />
bites.set(2);<br />
bites.set(3);<br />
System.out.println(bites.size());<br />
System.out.println(bites.length());<br />
}<br />
}<br />
<br />
</source><br />
<br />
<br />
<!-- end source code --><br />
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<br />
<br />
<br />
== BitSet: or(BitSet anotherBitSet) ==<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="java"><br />
<br />
/*<br />
* Output:<br />
Initial pattern in bits1: <br />
{0, 2, 4, 6, 8, 10, 12, 14}<br />
Initial pattern in bits2: <br />
{1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 13, 14}<br />
bits2 AND bits1: <br />
{2, 4, 6, 8, 12, 14}<br />
bits2 OR bits1: <br />
{0, 2, 4, 6, 8, 10, 12, 14}<br />
bits2 XOR bits1: <br />
{} <br />
*/<br />
import java.util.BitSet;<br />
public class MainClass {<br />
public static void main(String args[]) {<br />
BitSet bits1 = new BitSet(16);<br />
BitSet bits2 = new BitSet(16);<br />
// set some bits<br />
for (int i = 0; i < 16; i++) {<br />
if ((i % 2) == 0)<br />
bits1.set(i);<br />
if ((i % 5) != 0)<br />
bits2.set(i);<br />
}<br />
System.out.println("Initial pattern in bits1: ");<br />
System.out.println(bits1);<br />
System.out.println("\nInitial pattern in bits2: ");<br />
System.out.println(bits2);<br />
// AND bits<br />
bits2.and(bits1);<br />
System.out.println("\nbits2 AND bits1: ");<br />
System.out.println(bits2);<br />
// OR bits<br />
bits2.or(bits1);<br />
System.out.println("\nbits2 OR bits1: ");<br />
System.out.println(bits2);<br />
// XOR bits<br />
bits2.xor(bits1);<br />
System.out.println("\nbits2 XOR bits1: ");<br />
System.out.println(bits2);<br />
}<br />
}<br />
<br />
<br />
</source><br />
<br />
<br />
<!-- end source code --><br />
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== BitSet: set(int bitIndex) ==<br />
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<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="java"><br />
<br />
/*<br />
* Output:<br />
Initial pattern in bits1: <br />
{0, 2, 4, 6, 8, 10, 12, 14}<br />
Initial pattern in bits2: <br />
{1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 13, 14}<br />
bits2 AND bits1: <br />
{2, 4, 6, 8, 12, 14}<br />
bits2 OR bits1: <br />
{0, 2, 4, 6, 8, 10, 12, 14}<br />
bits2 XOR bits1: <br />
{} <br />
*/<br />
import java.util.BitSet;<br />
public class MainClass {<br />
public static void main(String args[]) {<br />
BitSet bits1 = new BitSet(16);<br />
BitSet bits2 = new BitSet(16);<br />
// set some bits<br />
for (int i = 0; i < 16; i++) {<br />
if ((i % 2) == 0)<br />
bits1.set(i);<br />
if ((i % 5) != 0)<br />
bits2.set(i);<br />
}<br />
System.out.println("Initial pattern in bits1: ");<br />
System.out.println(bits1);<br />
System.out.println("\nInitial pattern in bits2: ");<br />
System.out.println(bits2);<br />
// AND bits<br />
bits2.and(bits1);<br />
System.out.println("\nbits2 AND bits1: ");<br />
System.out.println(bits2);<br />
// OR bits<br />
bits2.or(bits1);<br />
System.out.println("\nbits2 OR bits1: ");<br />
System.out.println(bits2);<br />
// XOR bits<br />
bits2.xor(bits1);<br />
System.out.println("\nbits2 XOR bits1: ");<br />
System.out.println(bits2);<br />
}<br />
}<br />
<br />
<br />
</source><br />
<br />
<br />
<!-- end source code --><br />
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<br />
== BitSet: size() ==<br />
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<br />
<!-- start source code --><br />
<br />
<source lang="java"><br />
<br />
import java.util.BitSet;<br />
public class Main {<br />
public static void main(String args[]) {<br />
BitSet bites = new BitSet();<br />
bites.set(0);<br />
bites.set(1);<br />
bites.set(2);<br />
bites.set(3);<br />
System.out.println(bites.size());<br />
System.out.println(bites.length());<br />
}<br />
}<br />
<br />
</source><br />
<br />
<br />
<!-- end source code --><br />
<br />
<br />
<br />
<br />
<br />
== BitSet: xor(BitSet anotherBitSet) ==<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="java"><br />
<br />
/*<br />
* Output:<br />
Initial pattern in bits1: <br />
{0, 2, 4, 6, 8, 10, 12, 14}<br />
Initial pattern in bits2: <br />
{1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 13, 14}<br />
bits2 AND bits1: <br />
{2, 4, 6, 8, 12, 14}<br />
bits2 OR bits1: <br />
{0, 2, 4, 6, 8, 10, 12, 14}<br />
bits2 XOR bits1: <br />
{} <br />
*/<br />
import java.util.BitSet;<br />
public class MainClass {<br />
public static void main(String args[]) {<br />
BitSet bits1 = new BitSet(16);<br />
BitSet bits2 = new BitSet(16);<br />
// set some bits<br />
for (int i = 0; i < 16; i++) {<br />
if ((i % 2) == 0)<br />
bits1.set(i);<br />
if ((i % 5) != 0)<br />
bits2.set(i);<br />
}<br />
System.out.println("Initial pattern in bits1: ");<br />
System.out.println(bits1);<br />
System.out.println("\nInitial pattern in bits2: ");<br />
System.out.println(bits2);<br />
// AND bits<br />
bits2.and(bits1);<br />
System.out.println("\nbits2 AND bits1: ");<br />
System.out.println(bits2);<br />
// OR bits<br />
bits2.or(bits1);<br />
System.out.println("\nbits2 OR bits1: ");<br />
System.out.println(bits2);<br />
// XOR bits<br />
bits2.xor(bits1);<br />
System.out.println("\nbits2 XOR bits1: ");<br />
System.out.println(bits2);<br />
}<br />
}<br />
<br />
<br />
</source><br />
<br />
<br />
<!-- end source code --><br />
<br />
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<br />
== new BitSet(int size) ==<br />
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<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="java"><br />
<br />
/*<br />
* Output:<br />
Initial pattern in bits1: <br />
{0, 2, 4, 6, 8, 10, 12, 14}<br />
Initial pattern in bits2: <br />
{1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 13, 14}<br />
bits2 AND bits1: <br />
{2, 4, 6, 8, 12, 14}<br />
bits2 OR bits1: <br />
{0, 2, 4, 6, 8, 10, 12, 14}<br />
bits2 XOR bits1: <br />
{} <br />
*/<br />
import java.util.BitSet;<br />
public class MainClass {<br />
public static void main(String args[]) {<br />
BitSet bits1 = new BitSet(16);<br />
BitSet bits2 = new BitSet(16);<br />
// set some bits<br />
for (int i = 0; i < 16; i++) {<br />
if ((i % 2) == 0)<br />
bits1.set(i);<br />
if ((i % 5) != 0)<br />
bits2.set(i);<br />
}<br />
System.out.println("Initial pattern in bits1: ");<br />
System.out.println(bits1);<br />
System.out.println("\nInitial pattern in bits2: ");<br />
System.out.println(bits2);<br />
// AND bits<br />
bits2.and(bits1);<br />
System.out.println("\nbits2 AND bits1: ");<br />
System.out.println(bits2);<br />
// OR bits<br />
bits2.or(bits1);<br />
System.out.println("\nbits2 OR bits1: ");<br />
System.out.println(bits2);<br />
// XOR bits<br />
bits2.xor(bits1);<br />
System.out.println("\nbits2 XOR bits1: ");<br />
System.out.println(bits2);<br />
}<br />
}<br />
<br />
<br />
</source><br />
<br />
<br />
<!-- end source code --></div>
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