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GetContextProperty Overview

  • Artigo

Pushes the requested context property onto the stack.

Syntax

<wf:Operation Name="GetContextProperty">  
  <wf:Argument>ContextPropertyName</wf:Argument>  
</wf:Operation>

Parameters

One of the following context property names:

Context property name Description
EventTime Current date and time.
InstanceId Workflow instance ID.

Note

The context property names are case-sensitive.

Pushed Value

String containing the requested context property.

Remarks

Time is stored in UTC format inside of the database.

Example

In the following sample, an expression for pulling the InstanceId is used inside of a correlationID block to set the correlation ID.

<ic:CorrelationID>  
  <ic:Expression>  
    <wf:Operation Name="GetContextProperty">  
      <wf:Argument>InstanceId</wf:Argument>  
    </wf:Operation>  
  </ic:Expression>  
</ic:CorrelationID>

This is a common use of GetContextProperty.