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<head><title>locate -- locate source code</title>
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<div><h1>locate -- locate source code</h1>
<div class="single"><h2>Description</h2>
<div><tt>locate f</tt> -- for a symbol interpreted function <tt>f</tt> returns a sequence <tt>(n,i,c,j,d,k,e)</tt> describing the location of the definition in the source code. The name of the source file is <tt>n</tt> and the code is occupies line <tt>i</tt> column <tt>c</tt> through line <tt>j</tt> column <tt>d</tt>, with the central point of interest located at line <tt>k</tt> column <tt>e</tt>. If the function <tt>f</tt> is compiled, then the location is not available, and <a href="_null.html" title="the unique member of the empty class">null</a> is returned.<p/>
If <tt>f</tt> is a sequence, then <a href="_lookup.html" title="look up methods">lookup</a> is applied first, and then the location of the resulting function is provided.<p/>
If <tt>f</tt> is <a href="_null.html" title="the unique member of the empty class">null</a>, then <a href="_null.html" title="the unique member of the empty class">null</a> is returned.</div>
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<div class="waystouse"><h2>Ways to use <tt>locate</tt> :</h2>
<ul><li>locate(Function)</li>
<li>locate(Nothing)</li>
<li>locate(Pseudocode)</li>
<li>locate(Sequence)</li>
<li>locate(Symbol)</li>
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