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1 <!doctype html> 2 3 <title>CodeMirror: Fortran mode</title> 4 <meta charset="utf-8"/> 5 <link rel=stylesheet href="../../doc/docs.css"> 6 7 <link rel="stylesheet" href="../../lib/codemirror.css"> 8 <script src="../../lib/codemirror.js"></script> 9 <script src="fortran.js"></script> 10 <style type="text/css">.CodeMirror {border-top: 1px solid black; border-bottom: 1px solid black;}</style> 11 <div id=nav> 12 <a href="http://codemirror.net"><h1>CodeMirror</h1><img id=logo src="../../doc/logo.png"></a> 13 14 <ul> 15 <li><a href="../../index.html">Home</a> 16 <li><a href="../../doc/manual.html">Manual</a> 17 <li><a href="https://github.com/codemirror/codemirror">Code</a> 18 </ul> 19 <ul> 20 <li><a href="../index.html">Language modes</a> 21 <li><a class=active href="#">Fortran</a> 22 </ul> 23 </div> 24 25 <article> 26 <h2>Fortran mode</h2> 27 28 29 <div><textarea id="code" name="code"> 30 ! Example Fortran code 31 program average 32 33 ! Read in some numbers and take the average 34 ! As written, if there are no data points, an average of zero is returned 35 ! While this may not be desired behavior, it keeps this example simple 36 37 implicit none 38 39 real, dimension(:), allocatable :: points 40 integer :: number_of_points 41 real :: average_points=0., positive_average=0., negative_average=0. 42 43 write (*,*) "Input number of points to average:" 44 read (*,*) number_of_points 45 46 allocate (points(number_of_points)) 47 48 write (*,*) "Enter the points to average:" 49 read (*,*) points 50 51 ! Take the average by summing points and dividing by number_of_points 52 if (number_of_points > 0) average_points = sum(points) / number_of_points 53 54 ! Now form average over positive and negative points only 55 if (count(points > 0.) > 0) then 56 positive_average = sum(points, points > 0.) / count(points > 0.) 57 end if 58 59 if (count(points < 0.) > 0) then 60 negative_average = sum(points, points < 0.) / count(points < 0.) 61 end if 62 63 deallocate (points) 64 65 ! Print result to terminal 66 write (*,'(a,g12.4)') 'Average = ', average_points 67 write (*,'(a,g12.4)') 'Average of positive points = ', positive_average 68 write (*,'(a,g12.4)') 'Average of negative points = ', negative_average 69 70 end program average 71 </textarea></div> 72 73 <script> 74 var editor = CodeMirror.fromTextArea(document.getElementById("code"), { 75 lineNumbers: true, 76 mode: "text/x-fortran" 77 }); 78 </script> 79 80 <p><strong>MIME types defined:</strong> <code>text/x-fortran</code>.</p> 81 </article>