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| <h3 class="section">8.211 <code>SCALE</code> — Scale a real value</h3> |
| |
| <p><a name="index-SCALE-993"></a><a name="index-real-number_002c-scale-994"></a><a name="index-floating-point_002c-scale-995"></a> |
| <dl> |
| <dt><em>Description</em>:<dd><code>SCALE(X,I)</code> returns <code>X * RADIX(X)**I</code>. |
| |
| <br><dt><em>Standard</em>:<dd>Fortran 95 and later |
| |
| <br><dt><em>Class</em>:<dd>Elemental function |
| |
| <br><dt><em>Syntax</em>:<dd><code>RESULT = SCALE(X, I)</code> |
| |
| <br><dt><em>Arguments</em>:<dd> |
| <p><table summary=""><tr align="left"><td valign="top" width="15%"><var>X</var> </td><td valign="top" width="70%">The type of the argument shall be a <code>REAL</code>. |
| <br></td></tr><tr align="left"><td valign="top" width="15%"><var>I</var> </td><td valign="top" width="70%">The type of the argument shall be a <code>INTEGER</code>. |
| <br></td></tr></table> |
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| <br><dt><em>Return value</em>:<dd>The return value is of the same type and kind as <var>X</var>. |
| Its value is <code>X * RADIX(X)**I</code>. |
| |
| <br><dt><em>Example</em>:<dd> |
| <pre class="smallexample"> program test_scale |
| real :: x = 178.1387e-4 |
| integer :: i = 5 |
| print *, scale(x,i), x*radix(x)**i |
| end program test_scale |
| </pre> |
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