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public static int Main(string[] args)
{
Console.WriteLine("============================");
string s = "i'm a student,my name is yuhong!ok!!!";
string[] sArray = System.Text.RegularExpressions.Regex.Split(s, @"[^\w]+", System.Text.RegularExpressions.RegexOptions.IgnoreCase);
//记录标点符号
string[] sArray2 = System.Text.RegularExpressions.Regex.Split(s, @"[\w]+",System.Text.RegularExpressions.RegexOptions.IgnoreCase);
int start = 0;
int end = sArray.Length - 1;
while (start<end)
{
string tmp = sArray[start];
sArray[start] = sArray[end];
sArray[end] =tmp;
start++;
end--;
}
start = 0;
end = sArray2.Length - 1;
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