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<head><title>exportMutable -- package item: export writable variables</title>
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<div><a href="index.html" title="">Macaulay2Doc</a> > <a href="___The_sp__Macaulay2_splanguage.html" title="">The Macaulay2 language</a> > <a href="_packages.html" title="">packages</a> > <a href="_creating_spa_sppackage.html" title="">creating a package</a> > <a href="_export__Mutable.html" title="package item: export writable variables">exportMutable</a></div>
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<div><h1>exportMutable -- package item: export writable variables</h1>
<div class="single"><h2>Synopsis</h2>
<ul><li><div class="list"><dl class="element"><dt class="heading">Usage: </dt><dd class="value"><div><tt>exportMutable(symbol1,symbol2,...)</tt></div>
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<li><div class="single">Inputs:<ul><li><span><tt>(symbol1,symbol2,...)</tt>, a sequence of symbols</span></li>
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<li><div class="single">Consequences:<ul><li>the symbols in the sequence, which should refer to variables defined in the package, are made available to the user of the package, in such a way that their values may be modified by the user</li>
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<li><div class="single">Outputs:<ul><li><span><span>a <a href="___List.html">list</a></span>, the list of exported symbols</span></li>
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<div class="single"><h2>Description</h2>
<div>This function is needed much less frequently than <a href="_export.html" title="package item: export functions">export</a>. For an example, see <a href="_an_spexample_spof_spa_sppackage.html" title="">an example of a package</a></div>
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<div class="single"><h2>See also</h2>
<ul><li><span><a href="_export.html" title="package item: export functions">export</a> -- package item: export functions</span></li>
<li><span><a href="_debug.html" title="open private dictionary of a package">debug</a> -- open private dictionary of a package</span></li>
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<div class="waystouse"><h2>Ways to use <tt>exportMutable</tt> :</h2>
<ul><li>exportMutable(List)</li>
<li>exportMutable(Symbol)</li>
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