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string[] files = Directory.GetFiles(tx_path1.Text);
for(var i = 0; i < files.Length; i++)
{
}
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string path = "C:\Users\Public\TestFolder\WriteText.txt";
// Read as a single string
string text = System.IO.File.ReadAllText(path);
// Read each line into a string array
string[] lines = System.IO.File.ReadAllLines(path);
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var path = Path.Combine(Directory.GetCurrentDirectory(), "\\fileName.txt");