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81 lines
2.4 KiB
HTML
81 lines
2.4 KiB
HTML
<!doctype html>
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<title>CodeMirror: Fortran mode</title>
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<meta charset="utf-8"/>
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<link rel=stylesheet href="../../doc/docs.css">
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<link rel="stylesheet" href="../../lib/codemirror.css">
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<script src="../../lib/codemirror.js"></script>
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<script src="fortran.js"></script>
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<style type="text/css">.CodeMirror {border-top: 1px solid black; border-bottom: 1px solid black;}</style>
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<div id=nav>
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<a href="https://codemirror.net"><h1>CodeMirror</h1><img id=logo src="../../doc/logo.png"></a>
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<ul>
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<li><a href="../../index.html">Home</a>
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<li><a href="../../doc/manual.html">Manual</a>
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<li><a href="https://github.com/codemirror/codemirror">Code</a>
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</ul>
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<ul>
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<li><a href="../index.html">Language modes</a>
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<li><a class=active href="#">Fortran</a>
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</ul>
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</div>
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<article>
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<h2>Fortran mode</h2>
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<div><textarea id="code" name="code">
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! Example Fortran code
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program average
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! Read in some numbers and take the average
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! As written, if there are no data points, an average of zero is returned
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! While this may not be desired behavior, it keeps this example simple
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implicit none
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real, dimension(:), allocatable :: points
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integer :: number_of_points
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real :: average_points=0., positive_average=0., negative_average=0.
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write (*,*) "Input number of points to average:"
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read (*,*) number_of_points
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allocate (points(number_of_points))
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write (*,*) "Enter the points to average:"
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read (*,*) points
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! Take the average by summing points and dividing by number_of_points
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if (number_of_points > 0) average_points = sum(points) / number_of_points
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! Now form average over positive and negative points only
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if (count(points > 0.) > 0) then
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positive_average = sum(points, points > 0.) / count(points > 0.)
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end if
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if (count(points < 0.) > 0) then
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negative_average = sum(points, points < 0.) / count(points < 0.)
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end if
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deallocate (points)
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! Print result to terminal
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write (*,'(a,g12.4)') 'Average = ', average_points
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write (*,'(a,g12.4)') 'Average of positive points = ', positive_average
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write (*,'(a,g12.4)') 'Average of negative points = ', negative_average
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end program average
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</textarea></div>
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<script>
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var editor = CodeMirror.fromTextArea(document.getElementById("code"), {
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lineNumbers: true,
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mode: "text/x-fortran"
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});
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</script>
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<p><strong>MIME types defined:</strong> <code>text/x-fortran</code>.</p>
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</article>
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