delete_element(element) public

Deletes a child element.

element:Must be an Element, String, or Integer. If Element, the element is removed. If <a href="/ruby/String">String,</a> the element is found (via XPath) and removed. <em>This means that any parent can remove any descendant.<em> If <a href="/ruby/Integer">Integer,</a> the Element indexed by that number will be removed.
Returns:the element that was removed. 
 doc.delete_element "/a/b/c[@id='4']"
 doc.delete_element doc.elements["//k"]
 doc.delete_element 1
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