public string ss(){return("a");}2、在html里用＜%=fucntion()%＞可以调用前台脚本＜script language=javascript＞var a = "＜%=ss()%＞";alert(a);＜/script＞方法三：1、＜script language="javascript"＞＜!--function __doPostBack(eventTarget, eventArgument){var theForm = document.Form1; //指runat=server的formtheForm.__EVENTTARGET.value = eventTarget;theFrom.__EVENTARGUMENT.value = eventArgument;theForm.submit();}--＞＜/script＞＜input ://调用其他函数break;default://调用默认函数break;}}}public void enter(){//……比如计算某值}

private void Button2_Click(object sender, System.EventArgs e){string str;str="＜script language='javascript'＞";str+="selectRange()";str+="＜/script＞";//Literal1.Visible=true; Literal1.Text=str;}