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Version: 3.1.X

Element <call>

The element <call> indicates the call of a function previously defined in the script. The function to be executed is specified by the mandatory name attribute.

Any content inside the <call> element is passed as a parameter (argument) to the function.

Usage​

  • Allowed content: <pft>
  • Parent elements: <do>, <function>, <hl>, <loop>, <section>, <update>

Attributes​

AttributeDescription
nameRequired. Specifies the name of the function to be invoked.

Examples​

Basic Call and Parameter Passing​

In this example, ParamTest receives a PFT string as an argument. The function processes it and returns a value.

<IsisScript>
   <function name="First">
      <display>FIRST </display>
   </function>

   <function name="Second">
      <display>SECOND </display>
   </function>

   <function name="ParamTest" action="replace" tag="1" split="occ">
      <display><pft>##'ParamTest'/</pft></display>
      <display><pft>ALL</pft></display>
      <return action="replace" tag="9999" split="occ"><pft>(v1/)</pft></return>
   </function>

   <section>
      <call name="First">now</call>
      <call name="Second">now</call>
      
      <call name="ParamTest">
         <pft>'One'/'Two'/</pft>
      </call>
      
      <display>
         <pft>ALL</pft>
      </display>
   </section>
</IsisScript>