C#遍历文件夹

// 遍历所有文件
var files = Directory.GetFiles(@"C:\", "*.*",SearchOption.AllDirectories); 

//遍历所有文件夹
var dirs= Directory.GetDirectories(@"C:\", "*", SearchOption.AllDirectories); 

// 打开文件夹
DirectoryInfo TheFolder = new DirectoryInfo(path);
if (!TheFolder.Exists)
    return;
 
//遍历文件
foreach (FileInfo NextFile in TheFolder.GetFiles())
{
    // 获取文件完整路径
    string heatmappath = NextFile.FullName;
}