Hi
i use this code in my page
protected void Button1_Click(object sender, EventArgs e)
{
string url = "page2.aspx";
StringBuilder sb = new StringBuilder();
sb.Append("<script type = 'text/javascript'>");
sb.Append("window.open('");
sb.Append(url);
sb.Append("');");
sb.Append("</script>");
ClientScript.RegisterStartupScript(this.GetType(),
"script", sb.ToString());
}
but this error occur
Description: An error occurred during the compilation of a resource required to service this request. Please review the following specific error details and modify your source code appropriately.
Compiler Error Message: CS0246: The type or namespace name 'StringBuilder' could not be found (are you missing a using directive or an assembly reference?)
Source Error:
|
Line 145: {
Line 146: string url = "page2.aspx";
Line 147: StringBuilder sb = new StringBuilder();
Line 148: sb.Append("<script type = 'text/javascript'>");
Line 149: sb.Append("window.open('");
|
how i can solve it?
Thanks