Arbortext IsoDraw > Extensions > BOM XML Reference > BOM XMLFile Description > <occurrence>
  
<occurrence>
The <occurrence> element is a child of the <item> element. It represents one occurrence (in the illustration) of the callout specified by its parent <item> element.
The <item> element can contain one or more <occurrence> elements. An <occurrence> element can contain one or more child <instance> elements. (See <instance>.)
<occurrence> Syntax

<occurrence>
<instance/>
...
<instance/>
</occurrence>
<occurrence> Attributes
Description
n/a
The <occurrence> element has no attributes.
<occurrence> Elements
Description
<instance>
Represents a graphic object referenced by at least one callout in the illustration. An <occurrence> contains one or more child <instance> elements. (See <instance>.)
<occurrence> Example
<item calloutValue="F00.SFTY-SET">
<occurrence>
<instance isoId="AUTOID_1412" isoName="CIRCLE_CLIP"/>
<instance isoId="AUTOID_1366" isoName="SAFETY_WASHER"/>
</occurrence>
</item>