public void WriteToTxt(string path, string outPath)//将结果写入文件，path为读入文件路径（以下path均为读入文件路径），outPath为输入结果文件路径
{
DoCount doCount = new DoCount();
int countword = doCount.CountWord(path); //调用计算总单词数方法，结果保存在countword
int countchar = doCount.CountChar(path); //调用计算总字符数方法，结果保存在countchar
int countline = doCount.CountLine(path); //调用计算行数方法，结果保存在countline
StreamWriter sw = null;
Dictionary <string, int> a = doCount.SortDictionary_Desc(doCount.CountFrequency(path)); //调用计算频数并排序的方法，将结果保存到dictionary字典中
if (outPath == null)
{
sw = new StreamWriter(@"E:\博客\201731062509\output.txt");//在默认路径创建写文件流
}
if (outPath != null)
{
sw = new StreamWriter(outPath); //在自定义path路径创建写文件流
}
Console.SetOut(sw); //结果写入文件
Console.WriteLine("字符数：" + countchar);
Console.WriteLine("单词数：" + countword);
Console.WriteLine("行数：" + countline);
Console.WriteLine("出现次数：");
foreach (KeyValuePair <string, int> pair in a)//遍历a字典里面的每一条信息
{
string key = pair.Key;
int value = pair.Value;
Console.WriteLine("{0} {1}", key, value);
}
sw.Flush();
sw.Close();
}
public int CountWord(string path)//计算总单词个数
{
DoCount doCount = new DoCount();
Dictionary <string, int> dictionary = doCount.CountFrequency(path);
int AllWord = 0;
foreach (KeyValuePair <string, int> dic in dictionary)//遍历字典里面的每一个单词，结果为总单词数
{
AllWord += dic.Value;
}
return(AllWord);
}