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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
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    <head>
    <title>NSCharacterSet class reference</title>
  </head>
  <body>
    <font face="serif">
    <a href="Base.html">Up</a>
    <br />
    <h1><a name="title$NSCharacterSet">NSCharacterSet class reference</a></h1>
    <h3>Authors</h3>
    <dl>
      <dt>Adam Fedor (<a href="mailto:fedor@boulder.colorado.edu"><code>fedor@boulder.colorado.edu</code></a>)</dt>
      <dd>
      </dd>
      <dt>Richard Frith-Macdonald (<a href="mailto:rfm@gnu.org"><code>rfm@gnu.org</code></a>)</dt>
      <dd>
      </dd>
    </dl>
    <p><b>Copyright:</b> (C) 
      1995, 1996, 1997, 1998 Free Software Foundation, Inc.
    </p>

        <div>
      <hr width="50%" align="left" />
      <h3>Contents -</h3>
      <ol>
        <li>
          <a href="#001000000000">Software documentation for the NSCharacterSet class</a>
        </li>
        <li>
          <a href="#002000000000">Software documentation for the NSMutableCharacterSet
        class</a>
        </li>
      </ol>
      <hr width="50%" align="left" />
    </div>

          <h1><a name="001000000000">
        Software documentation for the NSCharacterSet class
      </a></h1>
    <h2><a name="class$NSCharacterSet">NSCharacterSet</a> : <a rel="gsdoc" href="NSObject.html#class$NSObject">NSObject</a></h2>
    <blockquote class="declared">
      <dl>
        <dt><b>Declared in:</b></dt>
        <dd>Foundation/NSCharacterSet.h</dd>
      </dl>
    </blockquote>
    <blockquote>
      <dl>
        <dt><b>Conforms to:</b></dt>
        <dd><a rel="gsdoc" href="NSObject.html#protocol$(NSCoding)">NSCoding</a></dd>
        <dd><a rel="gsdoc" href="NSObject.html#protocol$(NSCopying)">NSCopying</a></dd>
        <dd><a rel="gsdoc" href="NSObject.html#protocol$(NSMutableCopying)">NSMutableCopying</a></dd>
      </dl>
    </blockquote>
    <div class="availability">
<b>Availability:</b> OpenStep</div>
<br />
    <div class="desc">
      
          Represents a set of unicode characters. Used by
          <a rel="gsdoc" href="NSScanner.html#class$NSScanner">NSScanner</a>

            and
            <a rel="gsdoc" href="NSString.html#class$NSString">NSString</a>

              for parsing-related methods.
        
    </div>
    <b>Method summary</b>
    <ul>
      <li><a rel="gsdoc" href="NSCharacterSet.html#method$NSCharacterSet+alphanumericCharacterSet">+alphanumericCharacterSet</a></li>
      <li><a rel="gsdoc" href="NSCharacterSet.html#method$NSCharacterSet+capitalizedLetterCharacterSet">+capitalizedLetterCharacterSet</a></li>
      <li><a rel="gsdoc" href="NSCharacterSet.html#method$NSCharacterSet+characterSetWithBitmapRepresentation$">+characterSetWithBitmapRepresentation:</a></li>
      <li><a rel="gsdoc" href="NSCharacterSet.html#method$NSCharacterSet+characterSetWithCharactersInString$">+characterSetWithCharactersInString:</a></li>
      <li><a rel="gsdoc" href="NSCharacterSet.html#method$NSCharacterSet+characterSetWithContentsOfFile$">+characterSetWithContentsOfFile:</a></li>
      <li><a rel="gsdoc" href="NSCharacterSet.html#method$NSCharacterSet+characterSetWithRange$">+characterSetWithRange:</a></li>
      <li><a rel="gsdoc" href="NSCharacterSet.html#method$NSCharacterSet+controlCharacterSet">+controlCharacterSet</a></li>
      <li><a rel="gsdoc" href="NSCharacterSet.html#method$NSCharacterSet+decimalDigitCharacterSet">+decimalDigitCharacterSet</a></li>
      <li><a rel="gsdoc" href="NSCharacterSet.html#method$NSCharacterSet+decomposableCharacterSet">+decomposableCharacterSet</a></li>
      <li><a rel="gsdoc" href="NSCharacterSet.html#method$NSCharacterSet+illegalCharacterSet">+illegalCharacterSet</a></li>
      <li><a rel="gsdoc" href="NSCharacterSet.html#method$NSCharacterSet+letterCharacterSet">+letterCharacterSet</a></li>
      <li><a rel="gsdoc" href="NSCharacterSet.html#method$NSCharacterSet+lowercaseLetterCharacterSet">+lowercaseLetterCharacterSet</a></li>
      <li><a rel="gsdoc" href="NSCharacterSet.html#method$NSCharacterSet+newlineCharacterSet">+newlineCharacterSet</a></li>
      <li><a rel="gsdoc" href="NSCharacterSet.html#method$NSCharacterSet+nonBaseCharacterSet">+nonBaseCharacterSet</a></li>
      <li><a rel="gsdoc" href="NSCharacterSet.html#method$NSCharacterSet+punctuationCharacterSet">+punctuationCharacterSet</a></li>
      <li><a rel="gsdoc" href="NSCharacterSet.html#method$NSCharacterSet+symbolCharacterSet">+symbolCharacterSet</a></li>
      <li><a rel="gsdoc" href="NSCharacterSet.html#method$NSCharacterSet+uppercaseLetterCharacterSet">+uppercaseLetterCharacterSet</a></li>
      <li><a rel="gsdoc" href="NSCharacterSet.html#method$NSCharacterSet+whitespaceAndNewlineCharacterSet">+whitespaceAndNewlineCharacterSet</a></li>
      <li><a rel="gsdoc" href="NSCharacterSet.html#method$NSCharacterSet+whitespaceCharacterSet">+whitespaceCharacterSet</a></li>
      <li><a rel="gsdoc" href="NSCharacterSet.html#method$NSCharacterSet-bitmapRepresentation">-bitmapRepresentation</a></li>
      <li><a rel="gsdoc" href="NSCharacterSet.html#method$NSCharacterSet-characterIsMember$">-characterIsMember:</a></li>
      <li><a rel="gsdoc" href="NSCharacterSet.html#method$NSCharacterSet-hasMemberInPlane$">-hasMemberInPlane:</a></li>
      <li><a rel="gsdoc" href="NSCharacterSet.html#method$NSCharacterSet-invertedSet">-invertedSet</a></li>
      <li><a rel="gsdoc" href="NSCharacterSet.html#method$NSCharacterSet-isSupersetOfSet$">-isSupersetOfSet:</a></li>
      <li><a rel="gsdoc" href="NSCharacterSet.html#method$NSCharacterSet-longCharacterIsMember$">-longCharacterIsMember:</a></li>
    </ul>
    <hr width="50%" align="left" />
<div class="method">
    <h3><a name="method$NSCharacterSet+alphanumericCharacterSet">alphanumericCharacterSet&nbsp;</a></h3>
    + (id) <b>alphanumericCharacterSet</b>;<br />
    <div class="availability">
<b>Availability:</b> OpenStep</div>
<br />
    <div class="desc">
      
            Returns a character set containing letters,
            numbers, and diacritical marks. Note that
            &quot;letters&quot; includes all alphabetic as well as
            Chinese characters, etc..
          
    </div>
    <hr width="25%" align="left" />
</div>
<div class="method">
    <h3><a name="method$NSCharacterSet+capitalizedLetterCharacterSet">capitalizedLetterCharacterSet&nbsp;</a></h3>
    + (id) <b>capitalizedLetterCharacterSet</b>;<br />
    <div class="availability">
<b>Availability:</b> MacOS-X 10.0.0</div>
<br />
    <div class="desc">
      
            Returns a character set containing letters in the
            unicode Titlecase category.
          
    </div>
    <hr width="25%" align="left" />
</div>
<div class="method">
    <h3><a name="method$NSCharacterSet+characterSetWithBitmapRepresentation$">characterSetWithBitmapRepresentation:&nbsp;</a></h3>
    + (id) <b>characterSetWithBitmapRepresentation:</b> (<a rel="gsdoc" href="NSData.html#class$NSData">NSData</a>*)data;<br />
    <div class="availability">
<b>Availability:</b> OpenStep</div>
<br />
    <div class="desc">
      
            Returns a character set containing characters as
            encoded in the <var>data</var> object (8192 bytes)
          
    </div>
    <hr width="25%" align="left" />
</div>
<div class="method">
    <h3><a name="method$NSCharacterSet+characterSetWithCharactersInString$">characterSetWithCharactersInString:&nbsp;</a></h3>
    + (id) <b>characterSetWithCharactersInString:</b> (<a rel="gsdoc" href="NSString.html#class$NSString">NSString</a>*)aString;<br />
    <div class="availability">
<b>Availability:</b> OpenStep</div>
<br />
    <div class="desc">
      
            Returns set with characters in <var>aString</var>,
            or empty set for empty string. Raises an exception if
            given a <code>nil</code> string.
          
    </div>
    <hr width="25%" align="left" />
</div>
<div class="method">
    <h3><a name="method$NSCharacterSet+characterSetWithContentsOfFile$">characterSetWithContentsOfFile:&nbsp;</a></h3>
    + (id) <b>characterSetWithContentsOfFile:</b> (<a rel="gsdoc" href="NSString.html#class$NSString">NSString</a>*)aFile;<br />
    <div class="availability">
<b>Availability:</b> OPENSTEP 4.0.0 removed at MacOS-X 10.0.0</div>
<br />
    <div class="desc">
      
            Initializes from a bitmap (8192 bytes
            representing 65536 values). <br /> Each bit
            set in the bitmap represents the fact that a character
            at that position in the unicode base plane exists in the
            characterset. <br /> File must have extension
            &quot; <code>.bitmap</code> &quot;. To get around this load the
            file into data yourself and use [NSCharacterSet
            -characterSetWithBitmapRepresentation].
          
    </div>
    <hr width="25%" align="left" />
</div>
<div class="method">
    <h3><a name="method$NSCharacterSet+characterSetWithRange$">characterSetWithRange:&nbsp;</a></h3>
    + (id) <b>characterSetWithRange:</b> (<a rel="gsdoc" href="TypesAndConstants.html#type$NSRange">NSRange</a>)aRange;<br />
    <div class="availability">
<b>Availability:</b> OpenStep</div>
<br />
    <div class="desc">
      
            Returns set containing unicode index range given by
            <var>aRange</var>.
          
    </div>
    <hr width="25%" align="left" />
</div>
<div class="method">
    <h3><a name="method$NSCharacterSet+controlCharacterSet">controlCharacterSet&nbsp;</a></h3>
    + (id) <b>controlCharacterSet</b>;<br />
    <div class="availability">
<b>Availability:</b> OpenStep</div>
<br />
    <div class="desc">
      
            Returns a character set containing control and
            format characters.
          
    </div>
    <hr width="25%" align="left" />
</div>
<div class="method">
    <h3><a name="method$NSCharacterSet+decimalDigitCharacterSet">decimalDigitCharacterSet&nbsp;</a></h3>
    + (id) <b>decimalDigitCharacterSet</b>;<br />
    <div class="availability">
<b>Availability:</b> OpenStep</div>
<br />
    <div class="desc">
      
            Returns a character set containing characters that
            represent the decimal digits 0 through 9.
          
    </div>
    <hr width="25%" align="left" />
</div>
<div class="method">
    <h3><a name="method$NSCharacterSet+decomposableCharacterSet">decomposableCharacterSet&nbsp;</a></h3>
    + (id) <b>decomposableCharacterSet</b>;<br />
    <div class="availability">
<b>Availability:</b> OpenStep</div>
<br />
    <div class="desc">
      
            Returns a character set containing individual
            characters that can be represented also by a
            composed character sequence.
          
    </div>
    <hr width="25%" align="left" />
</div>
<div class="method">
    <h3><a name="method$NSCharacterSet+illegalCharacterSet">illegalCharacterSet&nbsp;</a></h3>
    + (id) <b>illegalCharacterSet</b>;<br />
    <div class="availability">
<b>Availability:</b> OpenStep</div>
<br />
    <div class="desc">
      
            Returns a character set containing unassigned and
            explicitly illegal character values.
          
    </div>
    <hr width="25%" align="left" />
</div>
<div class="method">
    <h3><a name="method$NSCharacterSet+letterCharacterSet">letterCharacterSet&nbsp;</a></h3>
    + (id) <b>letterCharacterSet</b>;<br />
    <div class="availability">
<b>Availability:</b> OpenStep</div>
<br />
    <div class="desc">
      
            Returns a character set containing letters,
            including all alphabetic as well as Chinese
            characters, etc..
          
    </div>
    <hr width="25%" align="left" />
</div>
<div class="method">
    <h3><a name="method$NSCharacterSet+lowercaseLetterCharacterSet">lowercaseLetterCharacterSet&nbsp;</a></h3>
    + (id) <b>lowercaseLetterCharacterSet</b>;<br />
    <div class="availability">
<b>Availability:</b> OpenStep</div>
<br />
    <div class="desc">
      
            Returns a character set that contains the lowercase
            characters. This set does not include caseless
            characters, only those that have corresponding
            characters in uppercase and/or titlecase.
          
    </div>
    <hr width="25%" align="left" />
</div>
<div class="method">
    <h3><a name="method$NSCharacterSet+newlineCharacterSet">newlineCharacterSet&nbsp;</a></h3>
    + (id) <b>newlineCharacterSet</b>;<br />
    <div class="availability">
<b>Availability:</b> MacOS-X 10.0.0</div>
<br />
    <div class="desc">
      
            Returns a character set containing the newline
            characters, values 0x000A and 0x000D and
            nextline 0x0085 character.
          
    </div>
    <hr width="25%" align="left" />
</div>
<div class="method">
    <h3><a name="method$NSCharacterSet+nonBaseCharacterSet">nonBaseCharacterSet&nbsp;</a></h3>
    + (id) <b>nonBaseCharacterSet</b>;<br />
    <div class="availability">
<b>Availability:</b> OpenStep</div>
<br />
    <div class="desc">
      
            Returns a character set containing characters for
            diacritical marks, which are usually only
            rendered in conjunction with another character.
          
    </div>
    <hr width="25%" align="left" />
</div>
<div class="method">
    <h3><a name="method$NSCharacterSet+punctuationCharacterSet">punctuationCharacterSet&nbsp;</a></h3>
    + (id) <b>punctuationCharacterSet</b>;<br />
    <div class="availability">
<b>Availability:</b> OpenStep</div>
<br />
    <div class="desc">
      
            Returns a character set containing punctuation
            marks.
          
    </div>
    <hr width="25%" align="left" />
</div>
<div class="method">
    <h3><a name="method$NSCharacterSet+symbolCharacterSet">symbolCharacterSet&nbsp;</a></h3>
    + (id) <b>symbolCharacterSet</b>;<br />
    <div class="availability">
<b>Availability:</b> MacOS-X 10.0.0</div>
<br />
    <div class="desc">
      
            Returns a character set containing mathematical
            symbols, etc..
          
    </div>
    <hr width="25%" align="left" />
</div>
<div class="method">
    <h3><a name="method$NSCharacterSet+uppercaseLetterCharacterSet">uppercaseLetterCharacterSet&nbsp;</a></h3>
    + (id) <b>uppercaseLetterCharacterSet</b>;<br />
    <div class="availability">
<b>Availability:</b> OpenStep</div>
<br />
    <div class="desc">
      
            Returns a character set that contains the uppercase
            characters. This set does not include caseless
            characters, only those that have corresponding
            characters in lowercase and/or titlecase.
          
    </div>
    <hr width="25%" align="left" />
</div>
<div class="method">
    <h3><a name="method$NSCharacterSet+whitespaceAndNewlineCharacterSet">whitespaceAndNewlineCharacterSet&nbsp;</a></h3>
    + (id) <b>whitespaceAndNewlineCharacterSet</b>;<br />
    <div class="availability">
<b>Availability:</b> OpenStep</div>
<br />
    <div class="desc">
      
            Returns a character set that contains the
            whitespace characters, plus the newline
            characters, values 0x000A and 0x000D and
            nextline 0x0085 character.
          
    </div>
    <hr width="25%" align="left" />
</div>
<div class="method">
    <h3><a name="method$NSCharacterSet+whitespaceCharacterSet">whitespaceCharacterSet&nbsp;</a></h3>
    + (id) <b>whitespaceCharacterSet</b>;<br />
    <div class="availability">
<b>Availability:</b> OpenStep</div>
<br />
    <div class="desc">
      
            Returns a character set that contains the
            whitespace characters.
          
    </div>
    <hr width="25%" align="left" />
</div>
<div class="method">
    <h3><a name="method$NSCharacterSet-bitmapRepresentation">bitmapRepresentation&nbsp;</a></h3>
    - (<a rel="gsdoc" href="NSData.html#class$NSData">NSData</a>*) <b>bitmapRepresentation</b>;<br />
    <div class="availability">
<b>Availability:</b> OpenStep</div>
<br />
    <div class="desc">
      
            Returns a bitmap representation of the receiver&apos;s
            character set (suitable for archiving or writing
            to a file), in an NSData object. <br />
          
    </div>
    <hr width="25%" align="left" />
</div>
<div class="method">
    <h3><a name="method$NSCharacterSet-characterIsMember$">characterIsMember:&nbsp;</a></h3>
    - (BOOL) <b>characterIsMember:</b> (<a rel="gsdoc" href="TypesAndConstants.html#type$unichar">unichar</a>)aCharacter;<br />
    <div class="availability">
<b>Availability:</b> OpenStep</div>
<br />
    <div class="desc">
      
            Returns <code>YES</code> if the receiver contains
            <em><var>aCharacter</var></em>, <code>NO</code> if it
            does not.
          
    </div>
    <hr width="25%" align="left" />
</div>
<div class="method">
    <h3><a name="method$NSCharacterSet-hasMemberInPlane$">hasMemberInPlane:&nbsp;</a></h3>
    - (BOOL) <b>hasMemberInPlane:</b> (uint8_t)aPlane;<br />
    <div class="availability">
<b>Availability:</b> MacOS-X 10.0.0</div>
<br />
    <div class="desc">
      
            Returns <code>YES</code> if the receiver contains
            at least one character in the specified unicode plane.
          
    </div>
    <hr width="25%" align="left" />
</div>
<div class="method">
    <h3><a name="method$NSCharacterSet-invertedSet">invertedSet&nbsp;</a></h3>
    - (<a rel="gsdoc" href="#class$NSCharacterSet">NSCharacterSet</a>*) <b>invertedSet</b>;<br />
    <div class="availability">
<b>Availability:</b> OpenStep</div>
<br />
    <div class="desc">
      
            Returns a character set containing only characters
            that the receiver does not contain.
          
    </div>
    <hr width="25%" align="left" />
</div>
<div class="method">
    <h3><a name="method$NSCharacterSet-isSupersetOfSet$">isSupersetOfSet:&nbsp;</a></h3>
    - (BOOL) <b>isSupersetOfSet:</b> (<a rel="gsdoc" href="#class$NSCharacterSet">NSCharacterSet</a>*)aSet;<br />
    <div class="availability">
<b>Availability:</b> MacOS-X 10.0.0</div>
<br />
    <div class="desc">
      
            Returns <code>YES</code> is all the characters in
            <var>aSet</var> are present in the receiver.
          
    </div>
    <hr width="25%" align="left" />
</div>
<div class="method">
    <h3><a name="method$NSCharacterSet-longCharacterIsMember$">longCharacterIsMember:&nbsp;</a></h3>
    - (BOOL) <b>longCharacterIsMember:</b> (UTF32Char)aCharacter;<br />
    <div class="availability">
<b>Availability:</b> MacOS-X 10.0.0</div>
<br />
    <div class="desc">
      
            Returns <code>YES</code> is the specified 32-bit
            character is present in the receiver.
          
    </div>
    <hr width="25%" align="left" />
</div>

          <h1><a name="002000000000">
        Software documentation for the NSMutableCharacterSet
        class
      </a></h1>
    <h2><a name="class$NSMutableCharacterSet">NSMutableCharacterSet</a> : <a rel="gsdoc" href="#class$NSCharacterSet">NSCharacterSet</a></h2>
    <blockquote class="declared">
      <dl>
        <dt><b>Declared in:</b></dt>
        <dd>Foundation/NSCharacterSet.h</dd>
      </dl>
    </blockquote>
    <div class="availability">
<b>Availability:</b> OpenStep</div>
<br />
    <div class="desc">
      
          An
          <a rel="gsdoc" href="#class$NSCharacterSet">NSCharacterSet</a>

            that can be modified.
        
    </div>
    <b>Method summary</b>
    <ul>
      <li><a rel="gsdoc" href="NSCharacterSet.html#method$NSMutableCharacterSet-addCharactersInRange$">-addCharactersInRange:</a></li>
      <li><a rel="gsdoc" href="NSCharacterSet.html#method$NSMutableCharacterSet-addCharactersInString$">-addCharactersInString:</a></li>
      <li><a rel="gsdoc" href="NSCharacterSet.html#method$NSMutableCharacterSet-formIntersectionWithCharacterSet$">-formIntersectionWithCharacterSet:</a></li>
      <li><a rel="gsdoc" href="NSCharacterSet.html#method$NSMutableCharacterSet-formUnionWithCharacterSet$">-formUnionWithCharacterSet:</a></li>
      <li><a rel="gsdoc" href="NSCharacterSet.html#method$NSMutableCharacterSet-invert">-invert</a></li>
      <li><a rel="gsdoc" href="NSCharacterSet.html#method$NSMutableCharacterSet-removeCharactersInRange$">-removeCharactersInRange:</a></li>
      <li><a rel="gsdoc" href="NSCharacterSet.html#method$NSMutableCharacterSet-removeCharactersInString$">-removeCharactersInString:</a></li>
    </ul>
    <hr width="50%" align="left" />
<div class="method">
    <h3><a name="method$NSMutableCharacterSet-addCharactersInRange$">addCharactersInRange:&nbsp;</a></h3>
    - (void) <b>addCharactersInRange:</b> (<a rel="gsdoc" href="TypesAndConstants.html#type$NSRange">NSRange</a>)aRange;<br />
    <div class="availability">
<b>Availability:</b> OpenStep</div>
<br />
    <div class="desc">
      
            Adds characters specified by unicode indices in
            <var>aRange</var> to set.
          
    </div>
    <hr width="25%" align="left" />
</div>
<div class="method">
    <h3><a name="method$NSMutableCharacterSet-addCharactersInString$">addCharactersInString:&nbsp;</a></h3>
    - (void) <b>addCharactersInString:</b> (<a rel="gsdoc" href="NSString.html#class$NSString">NSString</a>*)aString;<br />
    <div class="availability">
<b>Availability:</b> OpenStep</div>
<br />
    <div class="desc">
      
            Adds characters in <var>aString</var> to set.
          
    </div>
    <hr width="25%" align="left" />
</div>
<div class="method">
    <h3><a name="method$NSMutableCharacterSet-formIntersectionWithCharacterSet$">formIntersectionWithCharacterSet:&nbsp;</a></h3>
    - (void) <b>formIntersectionWithCharacterSet:</b> (<a rel="gsdoc" href="#class$NSCharacterSet">NSCharacterSet</a>*)otherSet;<br />
    <div class="availability">
<b>Availability:</b> OpenStep</div>
<br />
    <div class="desc">
      
            Set intersection of character sets.
          
    </div>
    <hr width="25%" align="left" />
</div>
<div class="method">
    <h3><a name="method$NSMutableCharacterSet-formUnionWithCharacterSet$">formUnionWithCharacterSet:&nbsp;</a></h3>
    - (void) <b>formUnionWithCharacterSet:</b> (<a rel="gsdoc" href="#class$NSCharacterSet">NSCharacterSet</a>*)otherSet;<br />
    <div class="availability">
<b>Availability:</b> OpenStep</div>
<br />
    <div class="desc">
      
            Set union of character sets.
          
    </div>
    <hr width="25%" align="left" />
</div>
<div class="method">
    <h3><a name="method$NSMutableCharacterSet-invert">invert&nbsp;</a></h3>
    - (void) <b>invert</b>;<br />
    <div class="availability">
<b>Availability:</b> OpenStep</div>
<br />
    <div class="desc">
      
            Remove all characters currently in set and add all
            other characters.
          
    </div>
    <hr width="25%" align="left" />
</div>
<div class="method">
    <h3><a name="method$NSMutableCharacterSet-removeCharactersInRange$">removeCharactersInRange:&nbsp;</a></h3>
    - (void) <b>removeCharactersInRange:</b> (<a rel="gsdoc" href="TypesAndConstants.html#type$NSRange">NSRange</a>)aRange;<br />
    <div class="availability">
<b>Availability:</b> OpenStep</div>
<br />
    <div class="desc">
      
            Drop given range of characters. No error for
            characters not currently in set.
          
    </div>
    <hr width="25%" align="left" />
</div>
<div class="method">
    <h3><a name="method$NSMutableCharacterSet-removeCharactersInString$">removeCharactersInString:&nbsp;</a></h3>
    - (void) <b>removeCharactersInString:</b> (<a rel="gsdoc" href="NSString.html#class$NSString">NSString</a>*)aString;<br />
    <div class="availability">
<b>Availability:</b> OpenStep</div>
<br />
    <div class="desc">
      
            Drop characters in <var>aString</var>. No error for
            characters not currently in set.
          
    </div>
    <hr width="25%" align="left" />
</div>
    <br />
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