pt-Index.html" title="Index" rel="index">Index</a>]</p>
</div>
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<span id="Plan-execution-in-Fortran-1"></span><h3 class="section">7.4 Plan execution in Fortran</h3>

<p>In C, in order to use a plan, one normally calls <code>fftw_execute</code>,
which executes the plan to perform the transform on the input/output
arrays passed when the plan was created (see <a href="Using-Plans.html">Using Plans</a>).  The
corresponding subroutine call in modern Fortran is:
</p><div class="example">
<pre class="example">