Returns substring starting and ending by the specified string delimiters
SubstringDelimiter("Tea with lemon and sugar", "Tea", "lemon") → "Tea with lemon"
SubstringDelimiter("200 USD 50 CENT", "200", "USD") → "200 USD"SubstringDelimiter(string, startAfter, endBefore, [index])
string - A text value
startAfter - Text delimiter to start the search after
endBefore - Text delimiter to end the search before
[index] - [optional: 0 by default**]**