147 lines
5.5 KiB
HTML
147 lines
5.5 KiB
HTML
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<head>
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<title>The GNU Fortran Compiler: NINT</title>
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<link href="Option-Index.html#Option-Index" rel="index" title="Option Index">
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<link href="index.html#SEC_Contents" rel="contents" title="Table of Contents">
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<link href="Intrinsic-Procedures.html#Intrinsic-Procedures" rel="up" title="Intrinsic Procedures">
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<body lang="en" bgcolor="#FFFFFF" text="#000000" link="#0000FF" vlink="#800080" alink="#FF0000">
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<a name="NINT"></a>
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<div class="header">
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<p>
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Next: <a href="NORM2.html#NORM2" accesskey="n" rel="next">NORM2</a>, Previous: <a href="NEW_005fLINE.html#NEW_005fLINE" accesskey="p" rel="prev">NEW_LINE</a>, Up: <a href="Intrinsic-Procedures.html#Intrinsic-Procedures" accesskey="u" rel="up">Intrinsic Procedures</a> [<a href="index.html#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="Option-Index.html#Option-Index" title="Index" rel="index">Index</a>]</p>
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</div>
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<hr>
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<a name="NINT-_002d_002d_002d-Nearest-whole-number"></a>
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<h3 class="section">9.198 <code>NINT</code> — Nearest whole number</h3>
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<a name="index-NINT"></a>
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<a name="index-IDNINT"></a>
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<a name="index-rounding_002c-nearest-whole-number"></a>
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<dl compact="compact">
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<dt><em>Description</em>:</dt>
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<dd><p><code>NINT(A)</code> rounds its argument to the nearest whole number.
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</p>
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</dd>
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<dt><em>Standard</em>:</dt>
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<dd><p>Fortran 77 and later, with <var>KIND</var> argument Fortran 90 and later
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</p>
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</dd>
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<dt><em>Class</em>:</dt>
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<dd><p>Elemental function
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</p>
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</dd>
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<dt><em>Syntax</em>:</dt>
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<dd><p><code>RESULT = NINT(A [, KIND])</code>
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</p>
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</dd>
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<dt><em>Arguments</em>:</dt>
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<dd><table>
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<tr><td width="15%"><var>A</var></td><td width="70%">The type of the argument shall be <code>REAL</code>.</td></tr>
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<tr><td width="15%"><var>KIND</var></td><td width="70%">(Optional) An <code>INTEGER</code> initialization
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expression indicating the kind parameter of the result.</td></tr>
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</table>
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</dd>
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<dt><em>Return value</em>:</dt>
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<dd><p>Returns <var>A</var> with the fractional portion of its magnitude eliminated by
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rounding to the nearest whole number and with its sign preserved,
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converted to an <code>INTEGER</code> of the default kind.
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</p>
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</dd>
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<dt><em>Example</em>:</dt>
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<dd><div class="smallexample">
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<pre class="smallexample">program test_nint
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real(4) x4
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real(8) x8
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x4 = 1.234E0_4
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x8 = 4.321_8
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print *, nint(x4), idnint(x8)
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end program test_nint
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</pre></div>
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</dd>
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<dt><em>Specific names</em>:</dt>
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<dd><table>
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<tr><td width="20%">Name</td><td width="20%">Argument</td><td width="20%">Return Type</td><td width="25%">Standard</td></tr>
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<tr><td width="20%"><code>NINT(A)</code></td><td width="20%"><code>REAL(4) A</code></td><td width="20%"><code>INTEGER</code></td><td width="25%">Fortran 95 and later</td></tr>
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<tr><td width="20%"><code>IDNINT(A)</code></td><td width="20%"><code>REAL(8) A</code></td><td width="20%"><code>INTEGER</code></td><td width="25%">Fortran 95 and later</td></tr>
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</table>
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</dd>
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<dt><em>See also</em>:</dt>
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<dd><p><a href="CEILING.html#CEILING">CEILING</a>, <a href="FLOOR.html#FLOOR">FLOOR</a>
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</p>
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</dd>
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</dl>
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</body>
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