[C#] 문서파일 특정라인/특정구분위치 문자열 변경

[C#] 문서파일 특정라인/특정구분위치 문자열 변경

 

-- 호출

string fileFullPath = @"C\imsi.txt" string key = "abc" string partData = "대체문자열"; int partIndex = 1; UtilModel.UpdateFileSkipRow(fileFullPath, key); UtilModel.UpdateFilePart(fileFullPath, key, "대체문자열", partIndex);

 

-- Utility Class

public static class UtilModel { // 특정라인 public static void UpdateFile(string fileFullPath, string key, string data) { var lines = File.ReadAllLines(fileFullPath); var pos = Array.FindIndex(lines, row => row.Contains(key)); if (pos < 0) return; lines[pos] = data; File.WriteAllLines(fileFullPath, lines); } // 특정라인구분위치 public static void UpdateFilePart(string fileFullPath, string key, string partData,int index) { var lines = File.ReadAllLines(fileFullPath); var pos = Array.FindIndex(lines, row => row.Contains( key)); if (pos < 0) return; string data = ""; string[] stringSeparators = new string[] { StaticModel._seperator }; //StaticModel._seperator = "_!!_"; string[] lineArr = lines[pos].Split(stringSeparators, StringSplitOptions.None); lineArr[index] = partData; for (int i = 0; i < lineArr.Count(); i++) { data += lineArr[i]; if (i != lineArr.Count()-1) data += StaticModel._seperator; } lines[pos] = data; File.WriteAllLines(fileFullPath, lines); } }