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<HTML><HEAD><TITLE>Xalan-C++ API Documentation</TITLE></HEAD>
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<h2 align="center">Xalan-C++ API Documentation</h2>
<h3 align="center">The Xalan C++ XSLT Processor Version 1.4</h3>
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<a class="qindex" href="index.html">Main Page</a> &nbsp; <a class="qindex" href="namespaces.html">Namespace List</a> &nbsp; <a class="qindex" href="hierarchy.html">Class Hierarchy</a> &nbsp; <a class="qindex" href="classes.html">Alphabetical List</a> &nbsp; <a class="qindex" href="annotated.html">Compound List</a> &nbsp; <a class="qindex" href="files.html">File List</a> &nbsp; <a class="qindex" href="functions.html">Compound Members</a> &nbsp; <a class="qindex" href="globals.html">File Members</a> &nbsp; </center>
<hr><h1>DoubleSupport  Class Reference</h1><code>#include &lt;<a class="el" href="DoubleSupport.hpp-source.html">DoubleSupport.hpp</a>&gt;</code>
<p>
<a href="class_doublesupport-members.html">List of all members.</a><h2>Public Types</h2>
<ul>
<li>typedef const unsigned int* <a class="el" href="class_doublesupport.html#s0">DWORDPointerType</a>
<li>typedef XALAN_UNALIGNED const unsigned int* <a class="el" href="class_doublesupport.html#s1">UnalignedDWORDPointerType</a>
</ul>
<h2>Static Public Methods</h2>
<ul>
<li>bool <a class="el" href="class_doublesupport.html#d0">isNaN</a> (double theNumber)
<dl class="el"><dd><font size=-1><em>Determine if target is not a number.</em> <a href="#d0">More...</a><em></em></font></dl><li>bool <a class="el" href="class_doublesupport.html#d1">isPositiveInfinity</a> (double theNumber)
<dl class="el"><dd><font size=-1><em>Determine if target is positive infinity.</em> <a href="#d1">More...</a><em></em></font></dl><li>bool <a class="el" href="class_doublesupport.html#d2">isNegativeInfinity</a> (double theNumber)
<dl class="el"><dd><font size=-1><em>Determine if target is negative infinity.</em> <a href="#d2">More...</a><em></em></font></dl><li>bool <a class="el" href="class_doublesupport.html#d3">isPositiveZero</a> (double theNumber)
<dl class="el"><dd><font size=-1><em>Determine if target is positive 0.</em> <a href="#d3">More...</a><em></em></font></dl><li>bool <a class="el" href="class_doublesupport.html#d4">isNegativeZero</a> (double theNumber)
<dl class="el"><dd><font size=-1><em>Determine if target is negative 0.</em> <a href="#d4">More...</a><em></em></font></dl><li>double <a class="el" href="class_doublesupport.html#d5">getNaN</a> ()
<dl class="el"><dd><font size=-1><em>Double value that represents "not a number".</em> <a href="#d5">More...</a><em></em></font></dl><li>double <a class="el" href="class_doublesupport.html#d6">getPositiveInfinity</a> ()
<dl class="el"><dd><font size=-1><em>Double value that represents positive infinity.</em> <a href="#d6">More...</a><em></em></font></dl><li>double <a class="el" href="class_doublesupport.html#d7">getNegativeInfinity</a> ()
<dl class="el"><dd><font size=-1><em>Double value that represents negative infinity.</em> <a href="#d7">More...</a><em></em></font></dl><li>bool <a class="el" href="class_doublesupport.html#d8">equal</a> ( double theLHS, double theRHS)
<dl class="el"><dd><font size=-1><em>Compare two double values, taking into account the fact that we must support IEEE 754.</em> <a href="#d8">More...</a><em></em></font></dl><li>bool <a class="el" href="class_doublesupport.html#d9">notEqual</a> ( double theLHS, double theRHS)
<dl class="el"><dd><font size=-1><em>Compare two double values, taking into account the fact that we must support IEEE 754.</em> <a href="#d9">More...</a><em></em></font></dl><li>bool <a class="el" href="class_doublesupport.html#d10">lessThan</a> ( double theLHS, double theRHS)
<dl class="el"><dd><font size=-1><em>Compare two double values, taking into account the fact that we must support IEEE 754.</em> <a href="#d10">More...</a><em></em></font></dl><li>bool <a class="el" href="class_doublesupport.html#d11">lessThanOrEqual</a> ( double theLHS, double theRHS)
<dl class="el"><dd><font size=-1><em>Compare two double values, taking into account the fact that we must support IEEE 754.</em> <a href="#d11">More...</a><em></em></font></dl><li>bool <a class="el" href="class_doublesupport.html#d12">greaterThan</a> ( double theLHS, double theRHS)
<dl class="el"><dd><font size=-1><em>Compare two double values, taking into account the fact that we must support IEEE 754.</em> <a href="#d12">More...</a><em></em></font></dl><li>bool <a class="el" href="class_doublesupport.html#d13">greaterThanOrEqual</a> ( double theLHS, double theRHS)
<dl class="el"><dd><font size=-1><em>Compare two double values, taking into account the fact that we must support IEEE 754.</em> <a href="#d13">More...</a><em></em></font></dl><li>double <a class="el" href="class_doublesupport.html#d14">add</a> ( double theLHS, double theRHS)
<dl class="el"><dd><font size=-1><em>Add two double values, taking into account the fact that we must support IEEE 754.</em> <a href="#d14">More...</a><em></em></font></dl><li>double <a class="el" href="class_doublesupport.html#d15">subtract</a> ( double theLHS, double theRHS)
<dl class="el"><dd><font size=-1><em>Subtract two double values, taking into account the fact that we must support IEEE 754.</em> <a href="#d15">More...</a><em></em></font></dl><li>double <a class="el" href="class_doublesupport.html#d16">multiply</a> ( double theLHS, double theRHS)
<dl class="el"><dd><font size=-1><em>Multiply two double values, taking into account the fact that we must support IEEE 754.</em> <a href="#d16">More...</a><em></em></font></dl><li>double <a class="el" href="class_doublesupport.html#d17">divide</a> ( double theLHS, double theRHS)
<dl class="el"><dd><font size=-1><em>Divide two double values, taking into account the fact that we must support IEEE 754.</em> <a href="#d17">More...</a><em></em></font></dl><li>double <a class="el" href="class_doublesupport.html#d18">modulus</a> ( double theLHS, double theRHS)
<dl class="el"><dd><font size=-1><em>Determine the modulus two double values, taking into account the fact that we must support IEEE 754.</em> <a href="#d18">More...</a><em></em></font></dl><li>double <a class="el" href="class_doublesupport.html#d19">negative</a> (double theDouble)
<dl class="el"><dd><font size=-1><em>Determine the negative of a double value, taking into account the fact that we must support IEEE 754.</em> <a href="#d19">More...</a><em></em></font></dl><li>bool <a class="el" href="class_doublesupport.html#d20">isValid</a> (const <a class="el" href="class_xalandomstring.html">XalanDOMString</a> theString)
<dl class="el"><dd><font size=-1><em>Determine whether or not a string contains a valid floating point number.</em> <a href="#d20">More...</a><em></em></font></dl><li>bool <a class="el" href="class_doublesupport.html#d21">isValid</a> (const <a class="el" href="XalanDOMString.hpp.html#a16">XalanDOMChar</a>* theString)
<dl class="el"><dd><font size=-1><em>Determine whether or not a string contains a valid floating point number.</em> <a href="#d21">More...</a><em></em></font></dl><li>double <a class="el" href="class_doublesupport.html#d22">toDouble</a> (const <a class="el" href="class_xalandomstring.html">XalanDOMString</a>&amp; theString)
<dl class="el"><dd><font size=-1><em>Convert a string to a double value.</em> <a href="#d22">More...</a><em></em></font></dl><li>double <a class="el" href="class_doublesupport.html#d23">toDouble</a> (const <a class="el" href="XalanDOMString.hpp.html#a16">XalanDOMChar</a>* theString)
<dl class="el"><dd><font size=-1><em>Convert a string to a double value.</em> <a href="#d23">More...</a><em></em></font></dl><li>double <a class="el" href="class_doublesupport.html#d24">round</a> (double theValue)
<dl class="el"><dd><font size=-1><em>Round a number according to the <a class="el" href="class_xpath.html">XPath</a> rules.</em> <a href="#d24">More...</a><em></em></font></dl></ul>
<hr><a name="_details"></a><h2>Detailed Description</h2>

<p>
<hr><h2>Member Typedef Documentation</h2>
<a name="s0" doxytag="DoubleSupport::DWORDPointerType"><p>
<table width=100% cellpadding=2 cellspacing=0 border=0>
  <tr>
    <td class="md"><b>
      <table cellspadding=0 cellspacing=0 border=0>
        <tr>
          <td><b>
typedef const unsigned int* DoubleSupport::DWORDPointerType</b></td></tr>

          </b></td>
        </tr>
      </table>
    </td>
  </tr>
</table>
</a>
<div class="in">

<p>
</div>
<a name="s1" doxytag="DoubleSupport::UnalignedDWORDPointerType"><p>
<table width=100% cellpadding=2 cellspacing=0 border=0>
  <tr>
    <td class="md"><b>
      <table cellspadding=0 cellspacing=0 border=0>
        <tr>
          <td><b>
typedef XALAN_UNALIGNED const unsigned int* DoubleSupport::UnalignedDWORDPointerType</b></td></tr>

          </b></td>
        </tr>
      </table>
    </td>
  </tr>
</table>
</a>
<div class="in">

<p>
</div>
<hr><h2>Member Function Documentation</h2>
<a name="d14" doxytag="DoubleSupport::add"><p>
<table width=100% cellpadding=2 cellspacing=0 border=0>
  <tr>
    <td class="md"><b>
      <table cellspadding=0 cellspacing=0 border=0>
        <tr>
          <td><b>
double DoubleSupport::add (
</b></td>
<td><b>
double <em>theLHS</em>, </b></td></tr>
<tr><td></td><td><b>
double <em>theRHS</em>)<code> [static]</code></b></td></tr>

          </b></td>
        </tr>
      </table>
    </td>
  </tr>
</table>
</a>
<div class="in">

<p>
Add two double values, taking into account the fact that we must support IEEE 754.
<p>
<dl compact><dt>
<b>Parameters: </b><dd>
<table border=0 cellspacing=2 cellpadding=0>
<tr><td valign=top><em>theLHS</em>
&nbsp;</td><td>
 a number to add
 </td></tr>
<tr><td valign=top><em>theRHS</em>
&nbsp;</td><td>
 a number to add
 </td></tr>
</table>
</dl><dl compact><dt>
<b>Returns: </b><dd>
 the result of the addition
</dl></div>
<a name="d17" doxytag="DoubleSupport::divide"><p>
<table width=100% cellpadding=2 cellspacing=0 border=0>
  <tr>
    <td class="md"><b>
      <table cellspadding=0 cellspacing=0 border=0>
        <tr>
          <td><b>
double DoubleSupport::divide (
</b></td>
<td><b>
double <em>theLHS</em>, </b></td></tr>
<tr><td></td><td><b>
double <em>theRHS</em>)<code> [static]</code></b></td></tr>

          </b></td>
        </tr>
      </table>
    </td>
  </tr>
</table>
</a>
<div class="in">

<p>
Divide two double values, taking into account the fact that we must support IEEE 754.
<p>
<dl compact><dt>
<b>Parameters: </b><dd>
<table border=0 cellspacing=2 cellpadding=0>
<tr><td valign=top><em>theLHS</em>
&nbsp;</td><td>
 a number to divide
 </td></tr>
<tr><td valign=top><em>theRHS</em>
&nbsp;</td><td>
 a number to divide
 </td></tr>
</table>
</dl><dl compact><dt>
<b>Returns: </b><dd>
 the result of the division
</dl></div>
<a name="d8" doxytag="DoubleSupport::equal"><p>
<table width=100% cellpadding=2 cellspacing=0 border=0>
  <tr>
    <td class="md"><b>
      <table cellspadding=0 cellspacing=0 border=0>
        <tr>
          <td><b>
bool DoubleSupport::equal (
</b></td>
<td><b>
double <em>theLHS</em>, </b></td></tr>
<tr><td></td><td><b>
double <em>theRHS</em>)<code> [static]</code></b></td></tr>

          </b></td>
        </tr>
      </table>
    </td>
  </tr>
</table>
</a>
<div class="in">

<p>
Compare two double values, taking into account the fact that we must support IEEE 754.
<p>
<dl compact><dt>
<b>Parameters: </b><dd>
<table border=0 cellspacing=2 cellpadding=0>
<tr><td valign=top><em>theLHS</em>
&nbsp;</td><td>
 a number to compare
 </td></tr>
<tr><td valign=top><em>theRHS</em>
&nbsp;</td><td>
 a number to compare
 </td></tr>
</table>
</dl><dl compact><dt>
<b>Returns: </b><dd>
 the result of the compare
</dl></div>
<a name="d5" doxytag="DoubleSupport::getNaN"><p>
<table width=100% cellpadding=2 cellspacing=0 border=0>
  <tr>
    <td class="md"><b>
      <table cellspadding=0 cellspacing=0 border=0>
        <tr>
          <td><b>
double DoubleSupport::getNaN ()<code> [static]</code></b></td></tr>

          </b></td>
        </tr>
      </table>
    </td>
  </tr>
</table>
</a>
<div class="in">

<p>
Double value that represents "not a number".
<p>
<dl compact><dt>
<b>Returns: </b><dd>
 "not a number" value
</dl></div>
<a name="d7" doxytag="DoubleSupport::getNegativeInfinity"><p>
<table width=100% cellpadding=2 cellspacing=0 border=0>
  <tr>
    <td class="md"><b>
      <table cellspadding=0 cellspacing=0 border=0>
        <tr>
          <td><b>
double DoubleSupport::getNegativeInfinity ()<code> [static]</code></b></td></tr>

          </b></td>
        </tr>
      </table>
    </td>
  </tr>
</table>
</a>
<div class="in">

<p>
Double value that represents negative infinity.
<p>
<dl compact><dt>
<b>Returns: </b><dd>
 negative infinity value
</dl></div>
<a name="d6" doxytag="DoubleSupport::getPositiveInfinity"><p>
<table width=100% cellpadding=2 cellspacing=0 border=0>
  <tr>
    <td class="md"><b>
      <table cellspadding=0 cellspacing=0 border=0>
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          <td><b>
double DoubleSupport::getPositiveInfinity ()<code> [static]</code></b></td></tr>

          </b></td>
        </tr>
      </table>
    </td>
  </tr>
</table>
</a>
<div class="in">

<p>
Double value that represents positive infinity.
<p>
<dl compact><dt>
<b>Returns: </b><dd>
 positive infinity value
</dl></div>
<a name="d12" doxytag="DoubleSupport::greaterThan"><p>
<table width=100% cellpadding=2 cellspacing=0 border=0>
  <tr>
    <td class="md"><b>
      <table cellspadding=0 cellspacing=0 border=0>
        <tr>
          <td><b>
bool DoubleSupport::greaterThan (
</b></td>
<td><b>
double <em>theLHS</em>, </b></td></tr>
<tr><td></td><td><b>
double <em>theRHS</em>)<code> [static]</code></b></td></tr>

          </b></td>
        </tr>
      </table>
    </td>
  </tr>
</table>
</a>
<div class="in">

<p>
Compare two double values, taking into account the fact that we must support IEEE 754.
<p>
<dl compact><dt>
<b>Parameters: </b><dd>
<table border=0 cellspacing=2 cellpadding=0>
<tr><td valign=top><em>theLHS</em>
&nbsp;</td><td>
 a number to compare
 </td></tr>
<tr><td valign=top><em>theRHS</em>
&nbsp;</td><td>
 a number to compare
 </td></tr>
</table>
</dl><dl compact><dt>
<b>Returns: </b><dd>
 the result of the compare
</dl></div>
<a name="d13" doxytag="DoubleSupport::greaterThanOrEqual"><p>
<table width=100% cellpadding=2 cellspacing=0 border=0>
  <tr>
    <td class="md"><b>
      <table cellspadding=0 cellspacing=0 border=0>
        <tr>
          <td><b>
bool DoubleSupport::greaterThanOrEqual (
</b></td>
<td><b>
double <em>theLHS</em>, </b></td></tr>
<tr><td></td><td><b>
double <em>theRHS</em>)<code> [static]</code></b></td></tr>

          </b></td>
        </tr>
      </table>
    </td>
  </tr>
</table>
</a>
<div class="in">

<p>
Compare two double values, taking into account the fact that we must support IEEE 754.
<p>
<dl compact><dt>
<b>Parameters: </b><dd>
<table border=0 cellspacing=2 cellpadding=0>
<tr><td valign=top><em>theLHS</em>
&nbsp;</td><td>
 a number to compare
 </td></tr>
<tr><td valign=top><em>theRHS</em>
&nbsp;</td><td>
 a number to compare
 </td></tr>
</table>
</dl><dl compact><dt>
<b>Returns: </b><dd>
 the result of the compare
</dl></div>
<a name="d0" doxytag="DoubleSupport::isNaN"><p>
<table width=100% cellpadding=2 cellspacing=0 border=0>
  <tr>
    <td class="md"><b>
      <table cellspadding=0 cellspacing=0 border=0>
        <tr>
          <td><b>
bool DoubleSupport::isNaN (
</b></td>
<td><b>
double <em>theNumber</em>)<code> [static]</code></b></td></tr>

          </b></td>
        </tr>
      </table>
    </td>
  </tr>
</table>
</a>
<div class="in">

<p>
Determine if target is not a number.
<p>
<dl compact><dt>
<b>Parameters: </b><dd>
<table border=0 cellspacing=2 cellpadding=0>
<tr><td valign=top><em>theNumber</em>
&nbsp;</td><td>
 target number
 </td></tr>
</table>
</dl><dl compact><dt>
<b>Returns: </b><dd>
 true if target represents the "not a number" value
</dl></div>
<a name="d2" doxytag="DoubleSupport::isNegativeInfinity"><p>
<table width=100% cellpadding=2 cellspacing=0 border=0>
  <tr>
    <td class="md"><b>
      <table cellspadding=0 cellspacing=0 border=0>
        <tr>
          <td><b>
bool DoubleSupport::isNegativeInfinity (
</b></td>
<td><b>
double <em>theNumber</em>)<code> [static]</code></b></td></tr>

          </b></td>
        </tr>
      </table>
    </td>
  </tr>
</table>
</a>
<div class="in">

<p>
Determine if target is negative infinity.
<p>
<dl compact><dt>
<b>Parameters: </b><dd>
<table border=0 cellspacing=2 cellpadding=0>
<tr><td valign=top><em>theNumber</em>
&nbsp;</td><td>
 target number
 </td></tr>
</table>
</dl><dl compact><dt>
<b>Returns: </b><dd>
 true if target represents the value for negative infinity
</dl></div>
<a name="d4" doxytag="DoubleSupport::isNegativeZero"><p>
<table width=100% cellpadding=2 cellspacing=0 border=0>
  <tr>
    <td class="md"><b>
      <table cellspadding=0 cellspacing=0 border=0>
        <tr>
          <td><b>
bool DoubleSupport::isNegativeZero (
</b></td>
<td><b>
double <em>theNumber</em>)<code> [static]</code></b></td></tr>

          </b></td>
        </tr>
      </table>
    </td>
  </tr>
</table>
</a>
<div class="in">

<p>
Determine if target is negative 0.
<p>
<dl compact><dt>
<b>Parameters: </b><dd>
<table border=0 cellspacing=2 cellpadding=0>
<tr><td valign=top><em>theNumber</em>
&nbsp;</td><td>
 target number
 </td></tr>
</table>
</dl><dl compact><dt>
<b>Returns: </b><dd>
 true if target represents the value for negative 0
</dl></div>
<a name="d1" doxytag="DoubleSupport::isPositiveInfinity"><p>
<table width=100% cellpadding=2 cellspacing=0 border=0>
  <tr>
    <td class="md"><b>
      <table cellspadding=0 cellspacing=0 border=0>
        <tr>
          <td><b>
bool DoubleSupport::isPositiveInfinity (
</b></td>
<td><b>
double <em>theNumber</em>)<code> [static]</code></b></td></tr>

          </b></td>
        </tr>
      </table>
    </td>
  </tr>
</table>
</a>
<div class="in">

<p>
Determine if target is positive infinity.
<p>
<dl compact><dt>
<b>Parameters: </b><dd>
<table border=0 cellspacing=2 cellpadding=0>
<tr><td valign=top><em>theNumber</em>
&nbsp;</td><td>
 target number
 </td></tr>
</table>
</dl><dl compact><dt>
<b>Returns: </b><dd>
 true if target represents the value for positive infinity
</dl></div>
<a name="d3" doxytag="DoubleSupport::isPositiveZero"><p>
<table width=100% cellpadding=2 cellspacing=0 border=0>
  <tr>
    <td class="md"><b>
      <table cellspadding=0 cellspacing=0 border=0>
        <tr>
          <td><b>
bool DoubleSupport::isPositiveZero (
</b></td>
<td><b>
double <em>theNumber</em>)<code> [static]</code></b></td></tr>

          </b></td>
        </tr>
      </table>
    </td>
  </tr>
</table>
</a>
<div class="in">

<p>
Determine if target is positive 0.
<p>
<dl compact><dt>
<b>Parameters: </b><dd>
<table border=0 cellspacing=2 cellpadding=0>
<tr><td valign=top><em>theNumber</em>
&nbsp;</td><td>
 target number
 </td></tr>
</table>
</dl><dl compact><dt>
<b>Returns: </b><dd>
 true if target represents the value for positive 0.
</dl></div>
<a name="d21" doxytag="DoubleSupport::isValid"><p>
<table width=100% cellpadding=2 cellspacing=0 border=0>
  <tr>
    <td class="md"><b>
      <table cellspadding=0 cellspacing=0 border=0>
        <tr>
          <td><b>
bool DoubleSupport::isValid (
</b></td>
<td><b>
const <a class="el" href="XalanDOMString.hpp.html#a16">XalanDOMChar</a> * <em>theString</em>)<code> [static]</code></b></td></tr>

          </b></td>
        </tr>
      </table>
    </td>
  </tr>
</table>
</a>
<div class="in">

<p>
Determine whether or not a string contains a valid floating point number.
<p>
<dl compact><dt>
<b>Parameters: </b><dd>
<table border=0 cellspacing=2 cellpadding=0>
<tr><td valign=top><em>theString</em>
&nbsp;</td><td>
 The string to check.
 </td></tr>
</table>
</dl><dl compact><dt>
<b>Returns: </b><dd>
 true if the string is valid, false if not.
</dl></div>
<a name="d20" doxytag="DoubleSupport::isValid"><p>
<table width=100% cellpadding=2 cellspacing=0 border=0>
  <tr>
    <td class="md"><b>
      <table cellspadding=0 cellspacing=0 border=0>
        <tr>
          <td><b>
bool DoubleSupport::isValid (
</b></td>
<td><b>
const <a class="el" href="class_xalandomstring.html">XalanDOMString</a> <em>theString</em>)<code> [static]</code></b></td></tr>

          </b></td>
        </tr>
      </table>
    </td>
  </tr>
</table>
</a>
<div class="in">

<p>
Determine whether or not a string contains a valid floating point number.
<p>
<dl compact><dt>
<b>Parameters: </b><dd>
<table border=0 cellspacing=2 cellpadding=0>
<tr><td valign=top><em>theString</em>
&nbsp;</td><td>
 The string to check.
 </td></tr>
</table>
</dl><dl compact><dt>
<b>Returns: </b><dd>
 true if the string is valid, false if not.
</dl></div>
<a name="d10" doxytag="DoubleSupport::lessThan"><p>
<table width=100% cellpadding=2 cellspacing=0 border=0>
  <tr>
    <td class="md"><b>
      <table cellspadding=0 cellspacing=0 border=0>
        <tr>
          <td><b>
bool DoubleSupport::lessThan (
</b></td>
<td><b>
double <em>theLHS</em>, </b></td></tr>
<tr><td></td><td><b>
double <em>theRHS</em>)<code> [static]</code></b></td></tr>

          </b></td>
        </tr>
      </table>
    </td>
  </tr>
</table>
</a>
<div class="in">

<p>
Compare two double values, taking into account the fact that we must support IEEE 754.
<p>
<dl compact><dt>
<b>Parameters: </b><dd>
<table border=0 cellspacing=2 cellpadding=0>
<tr><td valign=top><em>theLHS</em>
&nbsp;</td><td>
 a number to compare
 </td></tr>
<tr><td valign=top><em>theRHS</em>
&nbsp;</td><td>
 a number to compare
 </td></tr>
</table>
</dl><dl compact><dt>
<b>Returns: </b><dd>
 the result of the compare
</dl></div>
<a name="d11" doxytag="DoubleSupport::lessThanOrEqual"><p>
<table width=100% cellpadding=2 cellspacing=0 border=0>
  <tr>
    <td class="md"><b>
      <table cellspadding=0 cellspacing=0 border=0>
        <tr>
          <td><b>
bool DoubleSupport::lessThanOrEqual (
</b></td>
<td><b>
double <em>theLHS</em>, </b></td></tr>
<tr><td></td><td><b>
double <em>theRHS</em>)<code> [static]</code></b></td></tr>

          </b></td>
        </tr>
      </table>
    </td>
  </tr>
</table>
</a>
<div class="in">

<p>
Compare two double values, taking into account the fact that we must support IEEE 754.
<p>
<dl compact><dt>
<b>Parameters: </b><dd>
<table border=0 cellspacing=2 cellpadding=0>
<tr><td valign=top><em>theLHS</em>
&nbsp;</td><td>
 a number to compare
 </td></tr>
<tr><td valign=top><em>theRHS</em>
&nbsp;</td><td>
 a number to compare
 </td></tr>
</table>
</dl><dl compact><dt>
<b>Returns: </b><dd>
 the result of the compare
</dl></div>
<a name="d18" doxytag="DoubleSupport::modulus"><p>
<table width=100% cellpadding=2 cellspacing=0 border=0>
  <tr>
    <td class="md"><b>
      <table cellspadding=0 cellspacing=0 border=0>
        <tr>
          <td><b>
double DoubleSupport::modulus (
</b></td>
<td><b>
double <em>theLHS</em>, </b></td></tr>
<tr><td></td><td><b>
double <em>theRHS</em>)<code> [static]</code></b></td></tr>

          </b></td>
        </tr>
      </table>
    </td>
  </tr>
</table>
</a>
<div class="in">

<p>
Determine the modulus two double values, taking into account the fact that we must support IEEE 754.
<p>
<dl compact><dt>
<b>Parameters: </b><dd>
<table border=0 cellspacing=2 cellpadding=0>
<tr><td valign=top><em>theLHS</em>
&nbsp;</td><td>
 a number to divide
 </td></tr>
<tr><td valign=top><em>theRHS</em>
&nbsp;</td><td>
 a number to divide
 </td></tr>
</table>
</dl><dl compact><dt>
<b>Returns: </b><dd>
 the result of the modulus
</dl></div>
<a name="d16" doxytag="DoubleSupport::multiply"><p>
<table width=100% cellpadding=2 cellspacing=0 border=0>
  <tr>
    <td class="md"><b>
      <table cellspadding=0 cellspacing=0 border=0>
        <tr>
          <td><b>
double DoubleSupport::multiply (
</b></td>
<td><b>
double <em>theLHS</em>, </b></td></tr>
<tr><td></td><td><b>
double <em>theRHS</em>)<code> [static]</code></b></td></tr>

          </b></td>
        </tr>
      </table>
    </td>
  </tr>
</table>
</a>
<div class="in">

<p>
Multiply two double values, taking into account the fact that we must support IEEE 754.
<p>
<dl compact><dt>
<b>Parameters: </b><dd>
<table border=0 cellspacing=2 cellpadding=0>
<tr><td valign=top><em>theLHS</em>
&nbsp;</td><td>
 a number to multiply
 </td></tr>
<tr><td valign=top><em>theRHS</em>
&nbsp;</td><td>
 a number to multiply
 </td></tr>
</table>
</dl><dl compact><dt>
<b>Returns: </b><dd>
 the result of the multiplication
</dl></div>
<a name="d19" doxytag="DoubleSupport::negative"><p>
<table width=100% cellpadding=2 cellspacing=0 border=0>
  <tr>
    <td class="md"><b>
      <table cellspadding=0 cellspacing=0 border=0>
        <tr>
          <td><b>
double DoubleSupport::negative (
</b></td>
<td><b>
double <em>theDouble</em>)<code> [static]</code></b></td></tr>

          </b></td>
        </tr>
      </table>
    </td>
  </tr>
</table>
</a>
<div class="in">

<p>
Determine the negative of a double value, taking into account the fact that we must support IEEE 754.
<p>
<dl compact><dt>
<b>Parameters: </b><dd>
<table border=0 cellspacing=2 cellpadding=0>
<tr><td valign=top><em>theDouble</em>
&nbsp;</td><td>
 a number to negate
 </td></tr>
</table>
</dl><dl compact><dt>
<b>Returns: </b><dd>
 the result of the negation
</dl></div>
<a name="d9" doxytag="DoubleSupport::notEqual"><p>
<table width=100% cellpadding=2 cellspacing=0 border=0>
  <tr>
    <td class="md"><b>
      <table cellspadding=0 cellspacing=0 border=0>
        <tr>
          <td><b>
bool DoubleSupport::notEqual (
</b></td>
<td><b>
double <em>theLHS</em>, </b></td></tr>
<tr><td></td><td><b>
double <em>theRHS</em>)<code> [static]</code></b></td></tr>

          </b></td>
        </tr>
      </table>
    </td>
  </tr>
</table>
</a>
<div class="in">

<p>
Compare two double values, taking into account the fact that we must support IEEE 754.
<p>
<dl compact><dt>
<b>Parameters: </b><dd>
<table border=0 cellspacing=2 cellpadding=0>
<tr><td valign=top><em>theLHS</em>
&nbsp;</td><td>
 a number to compare
 </td></tr>
<tr><td valign=top><em>theRHS</em>
&nbsp;</td><td>
 a number to compare
 </td></tr>
</table>
</dl><dl compact><dt>
<b>Returns: </b><dd>
 the result of the compare
</dl></div>
<a name="d24" doxytag="DoubleSupport::round"><p>
<table width=100% cellpadding=2 cellspacing=0 border=0>
  <tr>
    <td class="md"><b>
      <table cellspadding=0 cellspacing=0 border=0>
        <tr>
          <td><b>
double DoubleSupport::round (
</b></td>
<td><b>
double <em>theValue</em>)<code> [static]</code></b></td></tr>

          </b></td>
        </tr>
      </table>
    </td>
  </tr>
</table>
</a>
<div class="in">

<p>
Round a number according to the <a class="el" href="class_xpath.html">XPath</a> rules.
<p>
<dl compact><dt>
<b>Parameters: </b><dd>
<table border=0 cellspacing=2 cellpadding=0>
<tr><td valign=top><em>theValue</em>
&nbsp;</td><td>
 The value to round.
 </td></tr>
</table>
</dl><dl compact><dt>
<b>Returns: </b><dd>
 The result of the rounding
</dl></div>
<a name="d15" doxytag="DoubleSupport::subtract"><p>
<table width=100% cellpadding=2 cellspacing=0 border=0>
  <tr>
    <td class="md"><b>
      <table cellspadding=0 cellspacing=0 border=0>
        <tr>
          <td><b>
double DoubleSupport::subtract (
</b></td>
<td><b>
double <em>theLHS</em>, </b></td></tr>
<tr><td></td><td><b>
double <em>theRHS</em>)<code> [static]</code></b></td></tr>

          </b></td>
        </tr>
      </table>
    </td>
  </tr>
</table>
</a>
<div class="in">

<p>
Subtract two double values, taking into account the fact that we must support IEEE 754.
<p>
<dl compact><dt>
<b>Parameters: </b><dd>
<table border=0 cellspacing=2 cellpadding=0>
<tr><td valign=top><em>theLHS</em>
&nbsp;</td><td>
 a number to subtract
 </td></tr>
<tr><td valign=top><em>theRHS</em>
&nbsp;</td><td>
 a number to subtract
 </td></tr>
</table>
</dl><dl compact><dt>
<b>Returns: </b><dd>
 the result of the subtraction
</dl></div>
<a name="d23" doxytag="DoubleSupport::toDouble"><p>
<table width=100% cellpadding=2 cellspacing=0 border=0>
  <tr>
    <td class="md"><b>
      <table cellspadding=0 cellspacing=0 border=0>
        <tr>
          <td><b>
double DoubleSupport::toDouble (
</b></td>
<td><b>
const <a class="el" href="XalanDOMString.hpp.html#a16">XalanDOMChar</a> * <em>theString</em>)<code> [static]</code></b></td></tr>

          </b></td>
        </tr>
      </table>
    </td>
  </tr>
</table>
</a>
<div class="in">

<p>
Convert a string to a double value.
<p>
Returns
 NaN if the string is not a valid floating
 point number.
<p>
<dl compact><dt>
<b>Parameters: </b><dd>
<table border=0 cellspacing=2 cellpadding=0>
<tr><td valign=top><em>theString</em>
&nbsp;</td><td>
 The string to convert.
 </td></tr>
</table>
</dl><dl compact><dt>
<b>Returns: </b><dd>
 The result of the conversion
</dl></div>
<a name="d22" doxytag="DoubleSupport::toDouble"><p>
<table width=100% cellpadding=2 cellspacing=0 border=0>
  <tr>
    <td class="md"><b>
      <table cellspadding=0 cellspacing=0 border=0>
        <tr>
          <td><b>
double DoubleSupport::toDouble (
</b></td>
<td><b>
const <a class="el" href="class_xalandomstring.html">XalanDOMString</a> &amp; <em>theString</em>)<code> [static]</code></b></td></tr>

          </b></td>
        </tr>
      </table>
    </td>
  </tr>
</table>
</a>
<div class="in">

<p>
Convert a string to a double value.
<p>
Returns
 NaN if the string is not a valid floating
 point number.
<p>
<dl compact><dt>
<b>Parameters: </b><dd>
<table border=0 cellspacing=2 cellpadding=0>
<tr><td valign=top><em>theString</em>
&nbsp;</td><td>
 The string to convert.
 </td></tr>
</table>
</dl><dl compact><dt>
<b>Returns: </b><dd>
 The result of the conversion
</dl></div>
<hr>The documentation for this class was generated from the following file:<ul>
<li><a class="el" href="DoubleSupport.hpp.html">DoubleSupport.hpp</a></ul>
<p align="center"><a href="diagramnotes.html">Interpreting class diagrams</a></p>
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<i><A href="http://www.stack.nl/~dimitri/doxygen/">Doxygen</A> and 
<A href="http://www.research.att.com/sw/tools/graphviz/">GraphViz</A> are used to generate this API documentation from the Xalan-C header files.</I></FONT></p>

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