postback

ASP.NET postback with JavaScript

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Here is a complete solution Entire form tag of the asp.net page <form id=”form1″ runat=”server”> <asp:LinkButton ID=”LinkButton1″ runat=”server” /> <%– included to force __doPostBack javascript function to be rendered –%> <input type=”button” id=”Button45″ name=”Button45″ onclick=”javascript:__doPostBack(‘ButtonA’,”)” value=”clicking this will run ButtonA.Click Event Handler” /><br /><br /> <input type=”button” id=”Button46″ name=”Button46″ onclick=”javascript:__doPostBack(‘ButtonB’,”)” value=”clicking this will run ButtonB.Click … Read more

How to use __doPostBack()

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You can try this in your web form with a button called btnSave for example: <input type=”button” id=”btnSave” onclick=”javascript:SaveWithParameter(‘Hello Michael’)” value=”click me”/> <script type=”text/javascript”> function SaveWithParameter(parameter) { __doPostBack(‘btnSave’, parameter) } </script> And in your code behind add something like this to read the value and operate upon it: public void Page_Load(object sender, EventArgs e) { … Read more