id&nbsp;deleteAttributeAt(int&nbsp;columnIndex)</pre>
<div class="block">deletes the attribute at the given col index. notifies the listeners.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>columnIndex</code> - the index of the attribute to delete</dd></dl>
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<h4>deleteAttributeAt</h4>
<pre>public&nbsp;void&nbsp;deleteAttributeAt(int&nbsp;columnIndex,
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