Main Code File
string stringToSearch = TextBox1.Text; string[] lines = File.ReadAllLines(@"H:/james.txt"); foreach (string line in lines) { if (line.IndexOf(stringToSearch) >= 0) { Label1.Content = line; break; } else { Label1.Content = "VU ID Not Found"; } }XAML File
<Window x:Class="CS411_Assign.MainWindow" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" Title="MainWindow" Height="350" Width="525"> <Grid> <TextBox x:Name="TextBox1" HorizontalAlignment="Left" Height="23" Margin="165,87,0,0" TextWrapping="Wrap" Text="" VerticalAlignment="Top" Width="237"/> <Button Content="Search" HorizontalAlignment="Left" Margin="165,153,0,0" VerticalAlignment="Top" Width="75" Click="Button_Click_1"/> <Label x:Name="Label1" Content="Data" HorizontalAlignment="Left" Margin="165,206,0,0" VerticalAlignment="Top" Width="222"/> <Label Content="Vu-Student Id" HorizontalAlignment="Left" Margin="10,87,0,0" VerticalAlignment="Top"/> </Grid> </Window>