Difference between revisions of "Activity:GetXPathResult (Activity)"
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| − | The GetXPathResult Activity evaluates an [http://en.wikipedia.org/wiki/XPath XPath] expression in [http://en.wikipedia.org/wiki/XML XML] data. This data is typically provided by the [[Activity ReadXPathDocument|ReadXPathDocument]] activity or a predecessing GetXPathResult activity. | + | The GetXPathResult Activity evaluates an [http://en.wikipedia.org/wiki/XPath XPath] expression in [http://en.wikipedia.org/wiki/XML XML] data. This data is typically provided by the [[Activity:ReadXPathDocument (Activity)|ReadXPathDocument]] activity or a predecessing GetXPathResult activity. |
| + | = Description = | ||
{{ActivityInfoBox | {{ActivityInfoBox | ||
| title = Get XPath Result | | title = Get XPath Result | ||
| name = GetXPathResult | | name = GetXPathResult | ||
| − | | image = | + | | image = [[File:UI_Activity_GetXPathResult.png|220px]] |
| − | | imagecaption = | + | | imagecaption = GetXPathResult (expanded) |
| purpose = Evaluate an XPath expression | | purpose = Evaluate an XPath expression | ||
| category = Data Exchange | | category = Data Exchange | ||
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}} | }} | ||
| − | + | ===Arguments=== | |
| − | + | ||
| − | + | ||
| − | + | ||
| − | + | ||
| − | + | ||
| − | == | + | |
{| class="wikitable sortable" | width = "50%" | {| class="wikitable sortable" | width = "50%" | ||
|- | |- | ||
| − | ! | + | ! Argument!! Type !! Direction !! Purpose |
|- align="left" | |- align="left" | ||
| − | | XPathDocument|| | + | | XPathDocument|| {{String_MSDN}} || In || The XML data to evaluate the expression on |
|- align="left" | |- align="left" | ||
| − | | XPathExpression || | + | | XPathExpression || {{String_MSDN}}|| In || The XPath expression |
|- align="left" | |- align="left" | ||
| − | | XPathNavigator || | + | | XPathNavigator || {{XPathNavigator_MSDN}}|| In || The XPathNavigator object to evaluate the expression on; overrules ''XPathDocument'' if set |
|- align="left" | |- align="left" | ||
| − | | XPathResult || List< | + | | XPathResult || List<{{XPathNavigator_MSDN}}>|| Out || All XML data as XPathNavigator objects where expression evaluated true |
|- align="left" | |- align="left" | ||
| − | | Result|| | + | | Result|| {{Boolean_MSDN}} || Out || Returns True on success, false on error |
|} | |} | ||
| − | ==Usage== | + | ===Usage=== |
This activity is typically used to find specific data within XML data, that was either provided by a ReadXPathDocument activity or by a previous GetXPathResult activity. | This activity is typically used to find specific data within XML data, that was either provided by a ReadXPathDocument activity or by a previous GetXPathResult activity. | ||
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If the file was successfully loaded it will be displayed as a tree structure directly in the designer. You can now start typing XPath expressions in the Expression box, they will be evaluated immediately as you type and return the filtered result in the tree view. | If the file was successfully loaded it will be displayed as a tree structure directly in the designer. You can now start typing XPath expressions in the Expression box, they will be evaluated immediately as you type and return the filtered result in the tree view. | ||
| − | + | =Example= | |
Evaluate the following XML file against all elements that are named SAPObject, independently of the hierarchy level they appear: | Evaluate the following XML file against all elements that are named SAPObject, independently of the hierarchy level they appear: | ||
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| XPathExpression || <source lang = "vbnet">"//SAPObject"</source> | | XPathExpression || <source lang = "vbnet">"//SAPObject"</source> | ||
|} | |} | ||
| + | |||
| + | <headertabs /> | ||
==See also== | ==See also== | ||
* [[Workflow Designer]] | * [[Workflow Designer]] | ||
| − | * [[ReadXPathDocument (Activity)]] | + | * [[Activity:ReadXPathDocument (Activity)]] |
| − | * [[ReadCSVDocument (Activity)]] | + | * [[Activity:ReadCSVDocument (Activity)]] |
| − | [[Category: | + | [[Category:XML]] |
Latest revision as of 12:23, 23 February 2015
The GetXPathResult Activity evaluates an XPath expression in XML data. This data is typically provided by the ReadXPathDocument activity or a predecessing GetXPathResult activity.
