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<script type="text/javascript">
function ResetText(){
document.getElementById('newtextarea').Value = '';
}
</script>
内容:</label><textarea rows="1" cols="1" id="newtextarea"></textarea></p>
<asp:Button ID="btnsubmit" runat="server" Text="发表" />
<asp:Button ID="btnreset" runat="server" Text="重置" />
protected void Page_Load(object sender, EventArgs e)
{
btnreset.Attributes.Add("onClick", "ResetText()");
}
<asp:Button ID="btnsubmit" runat="server" Text="发表" />
<script type="text/javascript">
function ResetText(){
document.getElementById('newtextarea').Value = '';
document.getElementById('newtextarea').focus();
}
</script>
<input type="button" value="重置" onclick="ResetText()" />
<asp:Button ID="btnsubmit" runat="server" Text="发表" OnClientClick="ResetText()"/>
protected void Page_Load(object sender, EventArgs e)
{
//btnreset.Attributes.Add("onClick", "ResetText()"); //清空
}