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<title>The GNU Fortran Compiler: SCALE</title>
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<a name="SCALE"></a>
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<p>
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Next: <a href="SCAN.html#SCAN" accesskey="n" rel="next">SCAN</a>, Previous: <a href="SAME_005fTYPE_005fAS.html#SAME_005fTYPE_005fAS" accesskey="p" rel="prev">SAME_TYPE_AS</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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<hr>
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<a name="SCALE-_002d_002d_002d-Scale-a-real-value"></a>
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<h3 class="section">9.226 <code>SCALE</code> — Scale a real value</h3>
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<a name="index-SCALE"></a>
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<a name="index-real-number_002c-scale"></a>
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<a name="index-floating-point_002c-scale"></a>
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<dl compact="compact">
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<dt><em>Description</em>:</dt>
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<dd><p><code>SCALE(X,I)</code> returns <code>X * RADIX(X)**I</code>.
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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 95 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 = SCALE(X, I)</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>X</var></td><td width="70%">The type of the argument shall be a <code>REAL</code>.</td></tr>
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<tr><td width="15%"><var>I</var></td><td width="70%">The type of the argument shall be a <code>INTEGER</code>.</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>The return value is of the same type and kind as <var>X</var>.
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Its value is <code>X * RADIX(X)**I</code>.
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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_scale
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real :: x = 178.1387e-4
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integer :: i = 5
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print *, scale(x,i), x*radix(x)**i
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end program test_scale
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</pre></div>
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</dd>
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</dl>
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