/// <summary>
/// txt に書き足す。List<string>を記録する
/// </summary>
/// <param name="textFileName"></param>
/// <param name="writtenText"></param>
/// <returns></returns>
public static void WriteText(string textFileName, List <string> writtenText, bool append, string encodingName = "Shift_JIS")
{
string path = IOText.MakeFullPath(textFileName);
//NugetでSystem.Text.Encoding.CodePagesをダウンロードしておく.
Encoding.RegisterProvider(CodePagesEncodingProvider.Instance);
try
{
using (var writer = new StreamWriter(path, append, Encoding.GetEncoding(encodingName)))
{
foreach (string w in writtenText)
{
writer.WriteLine(w);
}
}
}
catch
{
using (var writer = new StreamWriter(path, false, Encoding.GetEncoding(encodingName)))
{
foreach (string w in writtenText)
{
writer.WriteLine(w);
}
}
}
}
/// <summary>
/// txtデータを読み込む。string[]を読み込む。
/// </summary>
/// <param name="textFileName"></param>
/// <returns></returns>
public static string[] ReadText(string textFileName, string encodingName = "Shift_JIS")
{
string path = IOText.MakeFullPath(textFileName);
//.Net Coreでtxtを使用するのに必要。
//NugetでSystem.Text.Encoding.CodePagesをダウンロードしておく.
Encoding.RegisterProvider(CodePagesEncodingProvider.Instance);
List <string> temp = new List <string>();
if (File.Exists(path))
{
using (var reader = new StreamReader(path, Encoding.GetEncoding(encodingName)))
{
while (!reader.EndOfStream)
{
temp.Add(reader.ReadLine());
}
reader.Dispose();
}
}
else
{
throw new FormatException("404 File Not Found : " + nameof(textFileName));
}
int blank = 0;
for (int i = 0; i < temp.Count; i++)
{
if (temp[temp.Count - 1 - i] != "")
{
break;
}
blank++;
}
for (int i = 0; i < blank; i++)
{
temp.RemoveAt(temp.Count - 1);
}
return(temp.ToArray());
}