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protected void Button1_Click(object sender, EventArgs e)
{
if (folderBrowser.ShowDialog() == DialogResult.OK)
{
this.txtFolder.Text = folderBrowser.SelectedPath;
}
} ......
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protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
this.Button1.Attributes.Add("onclick", "return checkSame()");//ΪButton1Ìí¼Óonclick()ʼþ ,ButtonΪ·þÎñÆ÷¿Ø¼þ
}
}
<script type="text/javascript">
function trim(s) {
return s.replace( /^\s*/, "" ).replace( /\s*$/, "" );
}
function checkSame(){
var ob1=trim(document.getElementById('username').value);
var patrn=/^[A-Za-z0-9_-]+$/;
if(ob1.length==0) {
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var obj = event.srcElement;
var objs = document.getElementsByTagName('INPUT');
for(var i=0; i< objs.length; i++)
{
if(objs[i].type.toLowerCase() == 'submit')
{
objs[i].disabled = true;
}
}
} //--> < /script>//ASP.NETÖзÀÖ¹Ò³Ãæ¶à´ÎÌá½»µÄ´úÂë:asp.netpublic class PreventMultiClick : System.Web.UI.Page {
protected System.Web.UI.WebControls.Button Button1; protected System.Web.UI.WebControls.Button Button2;
protected System.Web.UI.WebControls.LinkButton LinkButton1; protected System.Web.UI.WebControls.Button Button3; private void Page_Load(object sender, System.EventArgs e)
{
this.GetPostBackEventReference(this.Button3);
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