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| <a name="INT-_002d_002d_002d-Convert-to-integer-type"></a> |
| <h3 class="section">8.126 <code>INT</code> — Convert to integer type</h3> |
| <a name="index-INT"></a> |
| <a name="index-IFIX"></a> |
| <a name="index-IDINT"></a> |
| <a name="index-conversion_002c-to-integer-3"></a> |
| |
| <dl compact="compact"> |
| <dt><em>Description</em>:</dt> |
| <dd><p>Convert to integer type |
| </p> |
| </dd> |
| <dt><em>Standard</em>:</dt> |
| <dd><p>Fortran 77 and later |
| </p> |
| </dd> |
| <dt><em>Class</em>:</dt> |
| <dd><p>Elemental function |
| </p> |
| </dd> |
| <dt><em>Syntax</em>:</dt> |
| <dd><p><code>RESULT = INT(A [, KIND))</code> |
| </p> |
| </dd> |
| <dt><em>Arguments</em>:</dt> |
| <dd><table> |
| <tr><td width="15%"><var>A</var></td><td width="70%">Shall be of type <code>INTEGER</code>, |
| <code>REAL</code>, or <code>COMPLEX</code>.</td></tr> |
| <tr><td width="15%"><var>KIND</var></td><td width="70%">(Optional) An <code>INTEGER</code> initialization |
| expression indicating the kind parameter of the result.</td></tr> |
| </table> |
| |
| </dd> |
| <dt><em>Return value</em>:</dt> |
| <dd><p>These functions return a <code>INTEGER</code> variable or array under |
| the following rules: |
| </p> |
| <dl compact="compact"> |
| <dt>(A)</dt> |
| <dd><p>If <var>A</var> is of type <code>INTEGER</code>, <code>INT(A) = A</code> |
| </p></dd> |
| <dt>(B)</dt> |
| <dd><p>If <var>A</var> is of type <code>REAL</code> and <em>|A| < 1</em>, <code>INT(A)</code> equals <code>0</code>. |
| If <em>|A| \geq 1</em>, then <code>INT(A)</code> equals the largest integer that does not exceed |
| the range of <var>A</var> and whose sign is the same as the sign of <var>A</var>. |
| </p></dd> |
| <dt>(C)</dt> |
| <dd><p>If <var>A</var> is of type <code>COMPLEX</code>, rule B is applied to the real part of <var>A</var>. |
| </p></dd> |
| </dl> |
| |
| </dd> |
| <dt><em>Example</em>:</dt> |
| <dd><div class="smallexample"> |
| <pre class="smallexample">program test_int |
| integer :: i = 42 |
| complex :: z = (-3.7, 1.0) |
| print *, int(i) |
| print *, int(z), int(z,8) |
| end program |
| </pre></div> |
| |
| </dd> |
| <dt><em>Specific names</em>:</dt> |
| <dd><table> |
| <tr><td width="20%">Name</td><td width="20%">Argument</td><td width="20%">Return type</td><td width="25%">Standard</td></tr> |
| <tr><td width="20%"><code>INT(A)</code></td><td width="20%"><code>REAL(4) A</code></td><td width="20%"><code>INTEGER</code></td><td width="25%">Fortran 77 and later</td></tr> |
| <tr><td width="20%"><code>IFIX(A)</code></td><td width="20%"><code>REAL(4) A</code></td><td width="20%"><code>INTEGER</code></td><td width="25%">Fortran 77 and later</td></tr> |
| <tr><td width="20%"><code>IDINT(A)</code></td><td width="20%"><code>REAL(8) A</code></td><td width="20%"><code>INTEGER</code></td><td width="25%">Fortran 77 and later</td></tr> |
| </table> |
| |
| </dd> |
| </dl> |
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