^\d{10}\.\d{2}$if you are using winform, consider to use the masked TextBox ControlMasked Edit Control written in C# that uses Regular Expressions http://www.csharphelp.com/archives2/archive305.htmlC# MaskedEdit Control http://www.thecodeproject.com/cs/miscctrl/maskededit.asp
http://www.cs-aspx.net/art.aspx?ID=112
saucer(思归) ( ) 正解
money = decimal, 不过用 double a = 3.14159; 然后a.ToString("0.00"); 最后一位会进位
http://www.csharphelp.com/archives2/archive305.htmlC# MaskedEdit Control
http://www.thecodeproject.com/cs/miscctrl/maskededit.asp
不过用 double a = 3.14159;
然后a.ToString("0.00");
最后一位会进位