asp.net给DropDownList添加ToolTip(title)属性

可参考：http://www.veryhuo.com/a/view/14686.html

asp.net给DropDownList添加ToolTip(title)属性

/**//// <summary>

/// 为DropDownList的Item加title属性

/// </summary>

/// <param name="ddl">DropDownList</param>

private void addTitle(DropDownList ddl)

{

foreach (ListItem item in ddl.Items)

{

item.Attributes.Add("title", item.Text);

}

}

<script language="javascript" type="text/javascript">

function showdropitem()//给页面全部select加title属性

{

var el = document.getElementsByTagName("select");

for(i=0;i<el.length;i++)

{

showitem(el[i]);

}

} //liehuo.net

function showitem(obj)//将就需要加title属性的select传进来

{

for(j=0;j<obj.options.length;j++)

{

obj.options[j].title = obj.options[j].text;

}

}

</script>