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string str = "add key = \"DBSERVER\" value = \"Server Name = localhost; DATABASE NAME = tmdb; User Name = tm; Password = 123\"";
string[] strArray = str.Split(new string[] { "=", ";" }, StringSplitOptions.RemoveEmptyEntries);//分割
string ServerName = strArray[1];//服务器名
string DatabaseName = strArray[3];//数据库名
string username = strArray[5];//用户名
string Password = strArray[7];//密码
正好做到一个,最简单的分隔
string[] array = @"A.{x}$>\frac{1}{5}$ B .{x}$\geq{}\frac{1}{5}$ C.{x}$\leq{}\frac{1}{5}$ D.{x}$\leq{}$5".Split(new string[] {" "}, StringSplitOptions.RemoveEmptyEntries);
foreach (string tmp in array)
{
Console.WriteLine(tmp);
}
string input = @"A.{x}$>\frac{1}{5}$ B .{x}$\geq{}\frac{1}{5}$ C.{x}$\leq{}\frac{1}{5}$ D.{x}$\leq{}$5";
MatchCollection matchs = Regex.Matches(input, @"[A-D]\s?.[^\s]+");
foreach(Match m in matchs)
{
Response.Write(m.Value + "<br />");
}
string txt = @"A.{x}$>\frac{1}{5}$ B.{x}$\geq{}\frac{1}{5}$ C.{x}$\leq{}\frac{1}{5}$ D.{x}$\leq{}$5";
foreach (string tmp in Regex.Split(txt, @"\s+"))
{
Console.WriteLine(tmp);
}