请问如何在TextBox设置为MultiLine后,在Textbox文字中插入一段文字
请问如何在TextBox设置为MultiLine后,在Textbox文字中插入一段文字,可以使用javascript,也可以在后台写,如何作?
------解决方案-------------------- <body>
<form id= "form1 " runat= "server ">
</form>
<textarea id= "txt1 " rows= "20 " style= "width:200px "> 11111111111112222222222222222222 </textarea>
<input type= "button " onclick= "javascript:return GoInsert(); " value= "Insert "/>
</body>
</html>
<script>
function GoInsert()
{
var txt = document.getElementById( "txt1 ");
txt.focus();
var range = document.selection.createRange();
range.text += "DDDDDDDD ";
//return false;
}
</script>