C#关闭由其他应用程序打开的Excel实例

using System.Diagnostics;

Process[] excelProcesses = Process.GetProcessesByName("Excel");

foreach (Process process in excelProcesses)
{
    process.Kill();
}

using System.Diagnostics;

namespace ExcelExample
{
    class Program
    {
        static void Main(string[] args)
        {
            CloseExcelInstances();
            // 在这里可以继续进行其他操作
        }

        static void CloseExcelInstances()
        {
            Process[] excelProcesses = Process.GetProcessesByName("Excel");

            foreach (Process process in excelProcesses)
            {
                process.Kill();
            }
        }
    }
}