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//ASP.NET中防止页面多次提交的代码:javascript< script language="javascript"> < !-- function disableOtherSubmit() {<br /> var obj = event.srcElement;<br /> var objs = document.getElementsByTagName_r('INPUT');<br /> for(var i=0; i< objs.length; i++)<br /> {<br /> if(objs[i].type.toLowerCase() == 'submit')<br /> {<br /> objs[i].disabled = true;<br /> }<br /> }<br /> } //--> < /script>//ASP.NET中防止页面多次提交的代码:asp.netpublic class PreventMultiClick : System.Web.UI.Page {<br /> protected System.Web.UI.WebControls.Button Button1; protected System.Web.UI.WebControls.Button Button2;<br /> protected System.Web.UI.WebControls.LinkButton LinkButton1; protected System.Web.UI.WebControls.Button Button3; private void Page_Load(object sender, System.EventArgs e)<br /> {<br /> this.GetPostBackEventReference(this.Button3);<br /> //保证 __doPostBack(eventTarget, eventArgument) 正确注册 if(!IsPostBack)<br /> {<br /> System.Text.StringBuilder sb = new System.Text.StringBuilder();<br /> sb.Append("if (typeof(Page_ClientValidate) == 'function')<br /> {<br /> if (Page_ClientValidate() == false)<br /> {<br /> return false;<br /> }<br /> }"); //保证验证函数的执行 sb.Append("if(window.confirm('are you sure?')==false) return false; ");<br /> //自定义客户端脚本 sb.Append("disableOtherSubmit(); ");<br /> // disable所有submit按钮 sb.Append(this.GetPostBackEventReference(this.Button3));<br /> //用__doPostBack来提交，保证按钮的服务器端click事件执行 sb.Append("; ");<br /> Button3.Attributes.Add("onclick",sb.ToString());<br /> }<br /> } #region Web Form Designer generated code override protected void OnInit(EventArgs e)<br /> {<br /> // // CODEGEN: This call is required by the ASP.NET Web Form Designer. // InitializeComponent();<br /> base.OnInit(e);<br /> }<br /> /// < summary> /// Required method for Designer support - do not modify /// the contents of this method with the code editor. /// < /summary> private void InitializeComponent()<br /> {<br /> this.Button3.Click += new System.EventHandler(this.Button3_Click); this.Load += new System.EventHandler(this.Page_Load);<br /> }<br /> #endregion private void Button3_Click(object sender, System.EventArgs e)<br /> {<br /> System.Threading.Thread.Sleep(3000);<br /> Response.Write("Hello world!");<br /> }<br /> }
以上就是ASP.NET中防止页面多次提交的代码实现。
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