Version of Template:Xpd with four parameters:

  • the template, or the parser function with colon and part after the colon
  • three (additional) parameters

Examples:

"{{concat|pqr|stu|vwx}}" gives "pqrstuvwx" [1]

"{{#ifeq:2|3|pqr|stu}}" gives "stu" [2]