C#快速剔除字符串中不合法的文件名

string strFileName= "文件名称"; 

StringBuilder rBuilder = new StringBuilder(strFileName); 
foreach(char rInvalidChar in Path.GetInvalidFileNameChars())        
rBuilder.Replace(rInvalidChar.ToString(), string.Empty);

C#快速剔除字符串中不合法的文件路径字符

string rPath = "路径"; 
StringBuilder rBuilder = new StringBuilder(rPath); 
foreach(char rInvalidChar in Path.GetInvalidPathChars())        
rBuilder.Replace(rInvalidChar.ToString(), string.Empty);