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<h1>Method Process.popen()</h1>
<hr />
<dl class='group--doc'>
<dt class='head--type'><span class='homogen--type'>Method</span>
<span class='homogen--name'><b>popen</b></span>
</dt>
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| c3869d | 2004-05-10 | Martin Nilsson | | <dd><p><code><code class='datatype'>string</code> <b><span class='method'>popen</span>(</b><code class='datatype'>string</code> <code class='argument'>command</code><b>)</b></code></p></dd>
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| c9baea | 2004-05-01 | Dan Nelson | |
<dt class='head--doc'>Description</dt>
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| 471cf1 | 2005-02-10 | Martin Stjernholm | | <dd class='body--doc'><p>Executes <a class='ms reference' href='../../predef_3A_3A/Process/popen.html'>command</a> as a shell statement ("<code class='expr'>/bin/sh -c
<a class='ms reference' href='../../predef_3A_3A/Process/popen.html'>command</a></code>" for Unix, "<code class='expr'>cmd /c <a class='ms reference' href='../../predef_3A_3A/Process/popen.html'>command</a></code>" for Windows),
waits until it has finished and returns the result as a string.</p>
</dd>
<dt class='head--doc'>See also</dt>
<dd class='body--doc'><p><a class='ms reference' href='../../predef_3A_3A/Process/system.html'>system</a>, <a class='ms reference' href='../../predef_3A_3A/Process/spawn.html'>spawn</a></p>
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| c3869d | 2004-05-10 | Martin Nilsson | | </dd></dl>
<hr />
<dl class='group--doc'>
<dt class='head--type'><span class='homogen--type'>Method</span>
<span class='homogen--name'><b>popen</b></span>
</dt>
<dd><p><code><code class='object resolved'><a class='ms reference' href='../../predef_3A_3A/Stdio/FILE.html'>Stdio.FILE</a></code> <b><span class='method'>popen</span>(</b><code class='datatype'>string</code> <code class='argument'>command</code>, <code class='datatype'>string</code> <code class='argument'>mode</code><b>)</b></code></p></dd>
<dt class='head--doc'>Description</dt>
<dd class='body--doc'><p>Open a "process" for reading or writing. The <a class='ms reference' href='../../predef_3A_3A/Process/popen.html'>command</a> is executed
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| 471cf1 | 2005-02-10 | Martin Stjernholm | | as a shell statement ("<code class='expr'>/bin/sh -c <a class='ms reference' href='../../predef_3A_3A/Process/popen.html'>command</a></code>" for Unix,
"<code class='expr'>cmd /c <a class='ms reference' href='../../predef_3A_3A/Process/popen.html'>command</a></code>" for Windows). The parameter <a class='ms reference' href='../../predef_3A_3A/Process/popen.html'>mode</a>
should be one of the following letters:</p>
<table class='box'><tr><td><code><code class='key'>"r"</code></code></td><td><p>Open for reading. Data written by the process to stdout
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| c3869d | 2004-05-10 | Martin Nilsson | | is available for read.</p>
</td></tr>
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| 471cf1 | 2005-02-10 | Martin Stjernholm | | <tr><td><code><code class='key'>"w"</code></code></td><td><p>Open for writing. Data written to the file is available
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| c3869d | 2004-05-10 | Martin Nilsson | | to the process on stdin.</p>
</td></tr>
</table>
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| 471cf1 | 2005-02-10 | Martin Stjernholm | | </dd>
<dt class='head--doc'>See also</dt>
<dd class='body--doc'><p><a class='ms reference' href='../../predef_3A_3A/Process/system.html'>system</a>, <a class='ms reference' href='../../predef_3A_3A/Process/spawn.html'>spawn</a></p>
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| c9baea | 2004-05-01 | Dan Nelson | | </dd></dl>
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| 5462bd | 2002-08-09 | Martin Nilsson | |
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