using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace Test_SearchAndFind { class Replace { public Replace() { } Search search = new Search(); public string ReplaceString(string text, string searchString, string textBoxReplacementString, int currentCursorPosition) { return text.Remove(currentCursorPosition, searchString.Length).Insert(currentCursorPosition, textBoxReplacementString); } } }