StreamWriter in C#!

Question

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how to delete or update a line in a text file using streamwriter ?

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You shouldn't care about the tags below :) ..

Answer 1

What about using Linq to do something like that

string item = usertxt2.Text.Trim();
var lines = File.ReadAllLines(usersPath).Where(line => line.Trim() != item).ToArray();
File.WriteAllLines(usersPath, lines);

from here: https://www.codeproject.com/Questions/883725/How-to-remove-a-line-from-Text-File-using-Csharp