string Path = $"{System.Environment.CurrentDirectory}" + "\\test.txt"; if (File.Exists(Path)) { StreamReader sr = new StreamReader(Path, Encoding.Default); string PayWay; while ((PayWay = sr.ReadLine()) != null) { if (PayWay == "0") { a.Visibility = System.Windows.Visibility.Collapsed; } if (PayWay == "1") {  b.Visibility = System.Windows.Visibility.Collapsed; } } }

1. $"{System.Environment.CurrentDirectory}"  获取程序根目录(即.exe所在的目录)

2.代码的功能是,读取txt文件的内容,如果是0隐藏name为a的按钮,是1则隐藏b按钮。

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