Topic outline

• Using Utility Functions in Productions

  Using Utility Functions in Productions

  Content Type
  Video

  Duration
  7m

  Level
  Intermediate

  See how to use utility functions to modularize your code and make it reusable. Learn where utility functions can be used within an interoperability production, how to select from built-in utility functions, and how to write custom utility functions using VS Code.

  Prerequisites

  • If needed, learn how to install VS Code and configure InterSystems server connections (exercise, 25m).

  
  
• Code Used in This Video

  Code Used in This Video

  Reference	Timestamp	Code
  Utility Function Class with ObjectScript method	2:55	Begin code: Class Demo.UtilityFunctions Extends Ens.Rule.FunctionSet { /// This code will take a social security number and mask the first 5 characters with asterisks and keep the last 4 digits ClassMethod MaskSSN(SSNNumberPatient As %String) As %String { quit ("*****"_$extract(SSNNumberPatient, *-3, *-0)) } } End code,
  Utility Function Class with Python method	4:13	Begin code: Class Demo.PythonUtility Extends Ens.Rule.FunctionSet { /// This code masks our SSN number but is written in Python ClassMethod PyMaskSSN(SSNNumberPatient As %String) As %String [ Language = python ] { return "*****"+(SSNNumberPatient[len(SSNNumberPatient)-4:]) } } End code,
• What's Next?

  What's Next?
  • Start building business integrations with InterSystems IRIS (learning path, 6h).
  • See the full list of built-in utility functions (documentation).