<!--Copyright (C) 1988-2005 by the Institute of Global Environment and Society (IGES). See file COPYRIGHT for more information.--> <html> <head> <title>GrADS Command: q sdfwrite</title> </head> <body bgcolor="e0f0ff" text="#000000"> <h2><b>q sdfwrite</b></h2> <p><code>q sdfwrite</code> <p>This command returns information on the status of the <code>sdfwrite</code> options: <ol> <li>The name of the <code>sdfwrite</code> output file <li>The format of the output file <br> <li>The output file's chunk dimensions, if the format is compressed. <li>The output undef value <li>Any attributes that have been set by the user </ol> <p> <h3>Usage Notes</h3> <li>This command is available in GrADS v2.0.a3 or higher. <li>The command to create the self-describing file is <code><a href="gradcomdsdfwrite.html">sdfwrite</a></code>. <li>The command to set or change the self-describing output filename is <code><a href="gradcomdsetsdfwrite.html">set sdfwrite</a></code>. <li>The command to set attributes for the self-describing file is <code><a href="gradcomdsetsdfattr.html">set sdfattr</a></code>. <li>The <code><a href="gradcomdreset.html">reset</a></code> command will reset the sdfwrite filename to the default and release all the attributes. To do this without resetting all the other user-specified options, use the <code><a href="gradcomdclear.html">clear sdfwrite</a></code> command.</li> <li>Please see the documentation on <a href="compression.html">compression</a> for more details. </li> <p> <h3> </h3> </body> </html>
