gnustep-base-doc 1.24.7-1build2 / usr / share / GNUstep / Documentation / Developer / Base / Reference / NSHashTable.html

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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">

    <head>
    <title>NSHashTable class reference</title>
  </head>
  <body>
    <font face="serif">
    <a href="Base.html">Up</a>
    <br />
    <h1><a name="title$NSHashTable">NSHashTable class reference</a></h1>
    <h3>Authors</h3>
    <dl>
      <dt>Richard Frith-Macdonald (<a href="mailto:rfm@gnu.org"><code>rfm@gnu.org</code></a>)</dt>
      <dd>
      </dd>
    </dl>
    <p><b>Version:</b> 37003</p>
    <p><b>Date:</b> 2013-08-22 16:44:54 +0100 (Thu, 22 Aug 2013)</p>
    <p><b>Copyright:</b> (C) 2009 Free Software Foundation, Inc.</p>

        <div>
    </div>

          <h1><a name="001000000000">
        Software documentation for the NSHashTable class
      </a></h1>
    <h2><a name="class$NSHashTable">NSHashTable</a> : <a rel="gsdoc" href="NSObject.html#class$NSObject">NSObject</a></h2>
    <blockquote class="declared">
      <dl>
        <dt><b>Declared in:</b></dt>
        <dd>Foundation/NSHashTable.h</dd>
      </dl>
    </blockquote>
    <blockquote>
      <dl>
        <dt><b>Conforms to:</b></dt>
        <dd><a rel="gsdoc" href="NSObject.html#protocol$(NSCopying)">NSCopying</a></dd>
        <dd><a rel="gsdoc" href="NSObject.html#protocol$(NSCoding)">NSCoding</a></dd>
        <dd><a rel="gsdoc" href="NSEnumerator.html#protocol$(NSFastEnumeration)">NSFastEnumeration</a></dd>
      </dl>
    </blockquote>
    <div class="availability">
<b>Availability:</b> OpenStep</div>
<br />
    <div class="desc">
      
          <em>Description forthcoming.</em>
        
    </div>
    <b>Method summary</b>
    <ul>
      <li><a rel="gsdoc" href="NSHashTable.html#method$NSHashTable+hashTableWithOptions$">+hashTableWithOptions:</a></li>
      <li><a rel="gsdoc" href="NSHashTable.html#method$NSHashTable+hashTableWithWeakObjects">+hashTableWithWeakObjects</a></li>
      <li><a rel="gsdoc" href="NSHashTable.html#method$NSHashTable+weakObjectsHashTable">+weakObjectsHashTable</a></li>
      <li><a rel="gsdoc" href="NSHashTable.html#method$NSHashTable-addObject$">-addObject:</a></li>
      <li><a rel="gsdoc" href="NSHashTable.html#method$NSHashTable-allObjects">-allObjects</a></li>
      <li><a rel="gsdoc" href="NSHashTable.html#method$NSHashTable-anyObject">-anyObject</a></li>
      <li><a rel="gsdoc" href="NSHashTable.html#method$NSHashTable-containsObject$">-containsObject:</a></li>
      <li><a rel="gsdoc" href="NSHashTable.html#method$NSHashTable-count">-count</a></li>
      <li><a rel="gsdoc" href="NSHashTable.html#method$NSHashTable-initWithOptions$capacity$">-initWithOptions:capacity:</a></li>
      <li><a rel="gsdoc" href="NSHashTable.html#method$NSHashTable-initWithPointerFunctions$capacity$">-initWithPointerFunctions:capacity:</a></li>
      <li><a rel="gsdoc" href="NSHashTable.html#method$NSHashTable-intersectHashTable$">-intersectHashTable:</a></li>
      <li><a rel="gsdoc" href="NSHashTable.html#method$NSHashTable-intersectsHashTable$">-intersectsHashTable:</a></li>
      <li><a rel="gsdoc" href="NSHashTable.html#method$NSHashTable-isEqualToHashTable$">-isEqualToHashTable:</a></li>
      <li><a rel="gsdoc" href="NSHashTable.html#method$NSHashTable-isSubsetOfHashTable$">-isSubsetOfHashTable:</a></li>
      <li><a rel="gsdoc" href="NSHashTable.html#method$NSHashTable-member$">-member:</a></li>
      <li><a rel="gsdoc" href="NSHashTable.html#method$NSHashTable-minusHashTable$">-minusHashTable:</a></li>
      <li><a rel="gsdoc" href="NSHashTable.html#method$NSHashTable-objectEnumerator">-objectEnumerator</a></li>
      <li><a rel="gsdoc" href="NSHashTable.html#method$NSHashTable-pointerFunctions">-pointerFunctions</a></li>
      <li><a rel="gsdoc" href="NSHashTable.html#method$NSHashTable-removeAllObjects">-removeAllObjects</a></li>
      <li><a rel="gsdoc" href="NSHashTable.html#method$NSHashTable-removeObject$">-removeObject:</a></li>
      <li><a rel="gsdoc" href="NSHashTable.html#method$NSHashTable-setRepresentation">-setRepresentation</a></li>
      <li><a rel="gsdoc" href="NSHashTable.html#method$NSHashTable-unionHashTable$">-unionHashTable:</a></li>
    </ul>
    <hr width="50%" align="left" />
<div class="method">
    <h3><a name="method$NSHashTable+hashTableWithOptions$">hashTableWithOptions:&nbsp;</a></h3>
    + (id) <b>hashTableWithOptions:</b> (<a rel="gsdoc" href="TypesAndConstants.html#type$NSPointerFunctionsOptions">NSPointerFunctionsOptions</a>)options;<br />
    <div class="availability">
<b>Availability:</b> OpenStep</div>
<br />
    <div class="desc">
      
            <em>Description forthcoming.</em>
          
    </div>
    <hr width="25%" align="left" />
</div>
<div class="method">
    <h3><a name="method$NSHashTable+hashTableWithWeakObjects">hashTableWithWeakObjects&nbsp;</a></h3>
    + (id) <b>hashTableWithWeakObjects</b>;<br />
    <div class="availability">
<b>Availability:</b> OpenStep</div>
<br />
    <div class="desc">
      
            <em>Description forthcoming.</em>
          
    </div>
    <hr width="25%" align="left" />
</div>
<div class="method">
    <h3><a name="method$NSHashTable+weakObjectsHashTable">weakObjectsHashTable&nbsp;</a></h3>
    + (id) <b>weakObjectsHashTable</b>;<br />
    <div class="availability">
<b>Availability:</b> OpenStep</div>
<br />
    <div class="desc">
      
            Creates a hash table that uses zeroing weak
            references (either using the automatic reference
            counting or garbage collection mechanism,
            depending on which mode this framework is
            compiled in) so that objects are removed when
            their last other reference disappears.
          
    </div>
    <hr width="25%" align="left" />
</div>
<div class="method">
    <h3><a name="method$NSHashTable-addObject$">addObject:&nbsp;</a></h3>
    - (void) <b>addObject:</b> (id)object;<br />
    <div class="availability">
<b>Availability:</b> OpenStep</div>
<br />
    <div class="desc">
      
            Adds the <var>object</var> to the receiver.
          
    </div>
    <hr width="25%" align="left" />
</div>
<div class="method">
    <h3><a name="method$NSHashTable-allObjects">allObjects&nbsp;</a></h3>
    - (<a rel="gsdoc" href="NSArray.html#class$NSArray">NSArray</a>*) <b>allObjects</b>;<br />
    <div class="availability">
<b>Availability:</b> OpenStep</div>
<br />
    <div class="desc">
      
            Returns an array containing all objects in the
            receiver.
          
    </div>
    <hr width="25%" align="left" />
</div>
<div class="method">
    <h3><a name="method$NSHashTable-anyObject">anyObject&nbsp;</a></h3>
    - (id) <b>anyObject</b>;<br />
    <div class="availability">
<b>Availability:</b> OpenStep</div>
<br />
    <div class="desc">
      
            Returns any objct from the receiver, or
            <code>nil</code> if the receiver contains no
            objects.
          
    </div>
    <hr width="25%" align="left" />
</div>
<div class="method">
    <h3><a name="method$NSHashTable-containsObject$">containsObject:&nbsp;</a></h3>
    - (BOOL) <b>containsObject:</b> (id)anObject;<br />
    <div class="availability">
<b>Availability:</b> OpenStep</div>
<br />
    <div class="desc">
      
            Returns <code>YES</code> if the receiver contains
            an item equal to <var>anObject</var>, or <code>NO</code>
            otherwise.
          
    </div>
    <hr width="25%" align="left" />
</div>
<div class="method">
    <h3><a name="method$NSHashTable-count">count&nbsp;</a></h3>
    - (<a rel="gsdoc" href="TypesAndConstants.html#type$NSUInteger">NSUInteger</a>) <b>count</b>;<br />
    <div class="availability">
<b>Availability:</b> OpenStep</div>
<br />
    <div class="desc">
      
            Return the number of items atored in the receiver.
          
    </div>
    <hr width="25%" align="left" />
</div>
<div class="method">
    <h3><a name="method$NSHashTable-initWithOptions$capacity$">initWithOptions:&nbsp;capacity:&nbsp;</a></h3>
    - (id) <b>initWithOptions:</b> (<a rel="gsdoc" href="TypesAndConstants.html#type$NSPointerFunctionsOptions">NSPointerFunctionsOptions</a>)options<b> capacity:</b> (<a rel="gsdoc" href="TypesAndConstants.html#type$NSUInteger">NSUInteger</a>)initialCapacity;<br />
    <div class="availability">
<b>Availability:</b> OpenStep</div>
<br />
    <div class="desc">
      
            <em>Description forthcoming.</em>
          
    </div>
    <hr width="25%" align="left" />
</div>
<div class="method">
    <h3><a name="method$NSHashTable-initWithPointerFunctions$capacity$">initWithPointerFunctions:&nbsp;capacity:&nbsp;</a></h3>
    - (id) <b>initWithPointerFunctions:</b> (<a rel="gsdoc" href="NSPointerFunctions.html#class$NSPointerFunctions">NSPointerFunctions</a>*)functions<b> capacity:</b> (<a rel="gsdoc" href="TypesAndConstants.html#type$NSUInteger">NSUInteger</a>)initialCapacity;<br />
    <div class="availability">
<b>Availability:</b> OpenStep</div>
<br />
    <div class="desc">
      
            <em>Description forthcoming.</em>
          
    </div>
    <hr width="25%" align="left" />
</div>
<div class="method">
    <h3><a name="method$NSHashTable-intersectHashTable$">intersectHashTable:&nbsp;</a></h3>
    - (void) <b>intersectHashTable:</b> (<a rel="gsdoc" href="#class$NSHashTable">NSHashTable</a>*)other;<br />
    <div class="availability">
<b>Availability:</b> OpenStep</div>
<br />
    <div class="desc">
      
            Removes from the receiver any items which are not
            also present in &apos;other&apos;.
          
    </div>
    <hr width="25%" align="left" />
</div>
<div class="method">
    <h3><a name="method$NSHashTable-intersectsHashTable$">intersectsHashTable:&nbsp;</a></h3>
    - (BOOL) <b>intersectsHashTable:</b> (<a rel="gsdoc" href="#class$NSHashTable">NSHashTable</a>*)other;<br />
    <div class="availability">
<b>Availability:</b> OpenStep</div>
<br />
    <div class="desc">
      
            Returns <code>YES</code> if the receiver and
            &apos;other&apos; contain any items in common.
          
    </div>
    <hr width="25%" align="left" />
</div>
<div class="method">
    <h3><a name="method$NSHashTable-isEqualToHashTable$">isEqualToHashTable:&nbsp;</a></h3>
    - (BOOL) <b>isEqualToHashTable:</b> (<a rel="gsdoc" href="#class$NSHashTable">NSHashTable</a>*)other;<br />
    <div class="availability">
<b>Availability:</b> OpenStep</div>
<br />
    <div class="desc">
      
            Returns <code>YES</code> if the receiver and
            &apos;other&apos; contain equal sets of items.
          
    </div>
    <hr width="25%" align="left" />
</div>
<div class="method">
    <h3><a name="method$NSHashTable-isSubsetOfHashTable$">isSubsetOfHashTable:&nbsp;</a></h3>
    - (BOOL) <b>isSubsetOfHashTable:</b> (<a rel="gsdoc" href="#class$NSHashTable">NSHashTable</a>*)other;<br />
    <div class="availability">
<b>Availability:</b> OpenStep</div>
<br />
    <div class="desc">
      
            Returns <code>YES</code> fi all the items in the
            receiver are also present in &apos;other&apos;
          
    </div>
    <hr width="25%" align="left" />
</div>
<div class="method">
    <h3><a name="method$NSHashTable-member$">member:&nbsp;</a></h3>
    - (id) <b>member:</b> (id)object;<br />
    <div class="availability">
<b>Availability:</b> OpenStep</div>
<br />
    <div class="desc">
      
            Returns an item stored in the receiver which is
            equal to the supplied <var>object</var> argument, or
            <code>nil</code> if no matchi is found.
          
    </div>
    <hr width="25%" align="left" />
</div>
<div class="method">
    <h3><a name="method$NSHashTable-minusHashTable$">minusHashTable:&nbsp;</a></h3>
    - (void) <b>minusHashTable:</b> (<a rel="gsdoc" href="#class$NSHashTable">NSHashTable</a>*)other;<br />
    <div class="availability">
<b>Availability:</b> OpenStep</div>
<br />
    <div class="desc">
      
            Removes from the receivr all those items which are
            prsent in both the receiver and in &apos;other&apos;.
          
    </div>
    <hr width="25%" align="left" />
</div>
<div class="method">
    <h3><a name="method$NSHashTable-objectEnumerator">objectEnumerator&nbsp;</a></h3>
    - (<a rel="gsdoc" href="NSEnumerator.html#class$NSEnumerator">NSEnumerator</a>*) <b>objectEnumerator</b>;<br />
    <div class="availability">
<b>Availability:</b> OpenStep</div>
<br />
    <div class="desc">
      
            Return an enumerator for the receiver.
          
    </div>
    <hr width="25%" align="left" />
</div>
<div class="method">
    <h3><a name="method$NSHashTable-pointerFunctions">pointerFunctions&nbsp;</a></h3>
    - (<a rel="gsdoc" href="NSPointerFunctions.html#class$NSPointerFunctions">NSPointerFunctions</a>*) <b>pointerFunctions</b>;<br />
    <div class="availability">
<b>Availability:</b> OpenStep</div>
<br />
    <div class="desc">
      
            Return an NSPointerFunctions value describing the
            functions used by the receiver to handle its
            contents.
          
    </div>
    <hr width="25%" align="left" />
</div>
<div class="method">
    <h3><a name="method$NSHashTable-removeAllObjects">removeAllObjects&nbsp;</a></h3>
    - (void) <b>removeAllObjects</b>;<br />
    <div class="availability">
<b>Availability:</b> OpenStep</div>
<br />
    <div class="desc">
      
            Removes all objects.
          
    </div>
    <hr width="25%" align="left" />
</div>
<div class="method">
    <h3><a name="method$NSHashTable-removeObject$">removeObject:&nbsp;</a></h3>
    - (void) <b>removeObject:</b> (id)object;<br />
    <div class="availability">
<b>Availability:</b> OpenStep</div>
<br />
    <div class="desc">
      
            Remove the <var>object</var> (or any equal
            <var>object</var>) from the receiver.
          
    </div>
    <hr width="25%" align="left" />
</div>
<div class="method">
    <h3><a name="method$NSHashTable-setRepresentation">setRepresentation&nbsp;</a></h3>
    - (<a rel="gsdoc" href="NSSet.html#class$NSSet">NSSet</a>*) <b>setRepresentation</b>;<br />
    <div class="availability">
<b>Availability:</b> OpenStep</div>
<br />
    <div class="desc">
      
            Returns a set containing all the objects in the
            receiver.
          
    </div>
    <hr width="25%" align="left" />
</div>
<div class="method">
    <h3><a name="method$NSHashTable-unionHashTable$">unionHashTable:&nbsp;</a></h3>
    - (void) <b>unionHashTable:</b> (<a rel="gsdoc" href="#class$NSHashTable">NSHashTable</a>*)other;<br />
    <div class="availability">
<b>Availability:</b> OpenStep</div>
<br />
    <div class="desc">
      
            Adds to the receiver thse items present in &apos;other&apos;
            which were not present in the receiver.
          
    </div>
    <hr width="25%" align="left" />
</div>
    <br />
    <a href="Base.html">Up</a>
    </font>
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