Question

I have input string as below

("abc xyz" OR "def") AND (ghi OR jkl) AND ("mno poe" OR stu)

i want it to replace with

(myfun("abc xyz") OR myfun("def")) AND (myfun(ghi) OR myfun(jkl)) AND (myfun("mno poe") OR myfun(stu))

i want that string with in double quotation mark or single word get replace with myfun(<string matched>)

can any body help me , how can i set this using regular expression ?
Thanks
Meghana

Answer 1

List<string> reservedWords = new List<string>() { "AND","OR","NEAR","NOT" };
var rep = Regex.Replace(
            inputString,
            @"([\""][\w ]+[\""])|(\w+)",
            m=> reservedWords.Contains(m.Value) ? m.Value : "myfun(" + m.Value + ")" 
          );