ProcessStartInfo.RedirectStandardInput 属性using System; using System.IO; using System.Diagnostics; using System.ComponentModel;namespace Process_StandardInput_Sample { class StandardInputTest { static void Main() { Console.WriteLine("Ready to sort one or more text lines..."); // Start the Sort.exe process with redirected input. // Use the sort command to sort the input text. Process myProcess = new Process(); myProcess.StartInfo.FileName = "Sort.exe"; myProcess.StartInfo.UseShellExecute = false; myProcess.StartInfo.RedirectStandardInput = true; myProcess.Start(); StreamWriter myStreamWriter = myProcess.StandardInput; // Prompt the user for input text lines to sort. // Write each line to the StandardInput stream of // the sort command. String inputText; int numLines = 0; do { Console.WriteLine("Enter a line of text (or press the Enter key to stop):"); inputText = Console.ReadLine(); if (inputText.Length > 0) { numLines ++; myStreamWriter.WriteLine(inputText); } } while (inputText.Length != 0); // Write a report header to the console. if (numLines > 0) { Console.WriteLine(" {0} sorted text line(s) ", numLines); Console.WriteLine("------------------------"); } else { Console.WriteLine(" No input was sorted"); } // End the input stream to the sort command. // When the stream closes, the sort command // writes the sorted text lines to the // console. myStreamWriter.Close(); // Wait for the sort process to write the sorted text lines. myProcess.WaitForExit(); myProcess.Close(); } } }
读取F:\test.txt文件内容: private void button1_Click(object sender, EventArgs e) { Process p = new Process(); p.StartInfo.FileName = "cmd.exe";
using System.IO;
using System.Diagnostics;
using System.ComponentModel;namespace Process_StandardInput_Sample
{
class StandardInputTest
{
static void Main()
{
Console.WriteLine("Ready to sort one or more text lines..."); // Start the Sort.exe process with redirected input.
// Use the sort command to sort the input text.
Process myProcess = new Process(); myProcess.StartInfo.FileName = "Sort.exe";
myProcess.StartInfo.UseShellExecute = false;
myProcess.StartInfo.RedirectStandardInput = true; myProcess.Start(); StreamWriter myStreamWriter = myProcess.StandardInput; // Prompt the user for input text lines to sort.
// Write each line to the StandardInput stream of
// the sort command.
String inputText;
int numLines = 0;
do
{
Console.WriteLine("Enter a line of text (or press the Enter key to stop):"); inputText = Console.ReadLine();
if (inputText.Length > 0)
{
numLines ++;
myStreamWriter.WriteLine(inputText);
}
} while (inputText.Length != 0);
// Write a report header to the console.
if (numLines > 0)
{
Console.WriteLine(" {0} sorted text line(s) ", numLines);
Console.WriteLine("------------------------");
}
else
{
Console.WriteLine(" No input was sorted");
} // End the input stream to the sort command.
// When the stream closes, the sort command
// writes the sorted text lines to the
// console.
myStreamWriter.Close();
// Wait for the sort process to write the sorted text lines.
myProcess.WaitForExit();
myProcess.Close(); }
}
}
private void button1_Click(object sender, EventArgs e)
{
Process p = new Process();
p.StartInfo.FileName = "cmd.exe";
p.StartInfo.UseShellExecute = false;
p.StartInfo.CreateNoWindow = true;
p.StartInfo.RedirectStandardInput = true;
p.StartInfo.RedirectStandardOutput = true;
p.StartInfo.RedirectStandardError = true;
p.Start();
p.StandardInput.WriteLine(@"type F:\test.txt");
p.StandardInput.WriteLine("exit");
textBox1.AppendText(p.StandardOutput.ReadToEnd());
p.Close();
}