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<TITLE>C API Reference -- Ns_SetKey</TITLE>
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<a name="130467">
</a><h3>Ns_SetKey</h3>
<a name="130468">
</a><h4>Overview</h4>
Return the key name of a field
<a name="41071">
</a><a name="133338">
</a><h4>Syntax</h4>
<pre> <a name="41073"></a>char *Ns_SetKey(
<a name="41074"></a>Ns_Set *set,
<a name="41075"></a>int index
<a name="41076"></a>);
</pre><p><a name="134760">
</a><h4>Description</h4>
<p><a name="41078">
</a>The Ns_SetKey macro returns the field key name of the field at the given index.</p>
<a name="232494">
</a><h4>Examples</h4>
<pre> <a name="232495"></a>Ns_Set *aSet;
<a name="232496"></a>aSet = Ns_SetCreate("");
<a name="232497"></a>Ns_SetPut(aSet, "foo", "foovalue");
<a name="232498"></a>Ns_SetPut(aSet, "bar", "barvalue");
<a name="232499"></a>printf("Key at index 0 is %s\n", Ns_SetKey(aSet, 0));
<a name="232507"></a>/* finish processing of aSet */
<a name="232501"></a>Ns_SetFree(aSet);
</pre><p><p><a name="232502">
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