IF TEST = 1
{
  ASSIGN VarString1 = "abc!123"
  ASSIGN VarString2 = "8001234567|8881234567|8771234567"
  ASSIGN DNIS = "8881234567"
  ASSIGN DNIS2 = "8887654321"
}

//Returns 1 (true) if the variable contains the value specified. 
//IF the variable is an array, all elements will be checked FOR the exact value 
//specified. It is CASE sensitive.

ASSIGN StringFoundRes1 = VarString1.contains('!') // True
ASSIGN StringFoundRes2 = VarString1.contains('A') // False -- Case Sensitive!

ASSIGN DNISFoundRes1 = "{VarString2.contains(DNIS)}" // True
ASSIGN DNISFoundRes2 = "{VarString2.contains(DNIS2)}" // False