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| <title>Deleting elements, attributes, entities, notations, and comments</title> |
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| <h1 class="topictitle1">Deleting elements, attributes, entities, notations, and comments</h1> |
| <div><p>If you have created elements, attributes, entities, notations, |
| and comments you no longer need, you can delete any of them. </p><div class="skipspace"><p>The following instructions were written for the Resource perspective, |
| but they will also work in many other perspectives. </p> |
| <p>To delete |
| an element, attribute, entity, notation or comment:</p> |
| </div> |
| <ol><li class="skipspace"><span>Open your DTD in the DTD editor.</span></li> |
| <li class="skipspace"><span>In the Outline view, click the element, attribute, entity, notation, |
| or comment you want to delete.</span> If you want to delete more |
| than one item, hold down the<span class="uicontrol">Ctrl</span> key while you select |
| items.</li> |
| <li class="skipspace"><span>Right-click the item (or one of the items if you have selected |
| more than one), and, from its pop-up menu, click <span class="uicontrol">Delete</span>.</span></li> |
| </ol> |
| <div class="skipspace"><p>You can "undo" the deletion of an item. To do so, right-click any |
| element, attribute, entity, notation, or comment and click <span class="uicontrol">Undo |
| Delete</span>. You must do this before you close the editor, otherwise, |
| your items will no longer exist on the system and you will have to recreate |
| them if you want them again.</p> |
| <p>The DTD editor has a built-in mechanism |
| to handle referential integrity issues. When you delete or rename certain |
| nodes, clean up will automatically occur. </p> |
| </div> |
| </div> |
| |
| <div> |
| <blockquote> |
| <div class="ulchildlink"><b><a href="../topics/rrefint.html">Referential integrity in the DTD editor</a></b><br /> |
| The DTD editor has a built-in mechanism to handle referential integrity issues. When you delete or rename certain nodes, clean up for any nodes affected will automatically occur.</div> |
| </blockquote> |
| |
| <p> |
| <b class="parentlink">Parent topic:</b> <a href="../topics/tedtdtd.html" title="You can edit DTD files in both the Outline view and the Source view. Modifying the content of a DTD determines what can be used in any XML file that is associated with it.">Editing DTDs</a><br /> |
| </p> |
| <p><b class="reltaskshd">Related tasks</b><br /> |
| <a href="../topics/tcretattr.html" title="You can use an attribute to describe an element or provide information about it. Attribute lists enable you to group together all related attributes for an element.">Creating attributes and attribute lists</a><br /> |
| <a href="../topics/tcretcomm.html" title="Comments can be used to provide information about a document, such as the author's name, or the date it was last modified. Comments are visible to anyone reading the DTD, but are ignored by the XML parser.">Creating a comment</a><br /> |
| <a href="../topics/tcretent.html" title="An entity is a shortcut used to represent complex strings or symbols that would otherwise be impossible, difficult or repetitive to include by hand.">Creating entities</a><br /> |
| <a href="../topics/tcretnot.html" title="Notations are means of associating a binary description with an entity or attribute. The most common uses of notations are to include familiar types of binary references, such as GIFs and JPGs, in an XML file.">Creating notations</a><br /> |
| </p> |
| </div> |
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