STR.Find

index = STR.Find( InString  AS STRING, 

                  SubString AS STRING, 

                 [nStart    AS INTEGER=0] ) AS INTEGER

Searches this InString for the first match of a substring starting at position nStart (zero-based).

Example:

PRINT str.ExtractSubstring( "Kalle,Anka,Nils,Hult", 0, "," ),

PRINT str.ExtractSubstring( "Kalle,Anka,Nils,Hult", 1, "," ),

PRINT str.ExtractSubstring( "Kalle,Anka,Nils,Hult", 2, "," ),

PRINT str.ExtractSubstring( "Kalle,Anka,Nils,Hult", 3, "," ),

PRINT "Found at = ";str.Find( "Kalle Anka", "Anka", 3 ),

PRINT str.Replace( "Kalle Anka and Nisse Hult", " ", "_|_" ),

PRINT "'";str.Delete( "Kalle Anka and Nisse Hult wants Fun",_

         str.Find( "Kalle Anka and Nisse Hult wants Fun", " wants Fun" ),_

         LEN( " wants Fun" ) );"'",

END