#region 设置小数点
private void gridView4_CustomColumnDisplayText(object sender, DevExpress.XtraGrid.Views.Base.CustomColumnDisplayTextEventArgs e)
{
if (e.DisplayText != "")
{
//利用正则表达式判断当前列值不包含中文
//System.Text.RegularExpressions.Match result=System.Text.RegularExpressions.Regex.Match(e.DisplayText, "^[^0-9^.]+");
//^:代表从字符串开头进行匹配
//.*[^0]:代表匹配当前字符串中不为0的字符(.*为贪婪匹配模式,会尽可能多的在字符串中匹配不为0的字符
//如果字符如0.0234000;匹配结果为0.0234)
System.Text.RegularExpressions.Match result1 = System.Text.RegularExpressions.Regex.Match(e.DisplayText, "^.*[^0]");
if (result1.Value.EndsWith("."))
e.DisplayText = result1.Value + "0";
else
e.DisplayText = result1.Value;
}
}
#endregion